1	//===----------------------------------------------------------------------===//
2	//
3	// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4	// See https://llvm.org/LICENSE.txt for license information.
5	// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6	//
7	//===----------------------------------------------------------------------===//
8
9	// UNSUPPORTED: !stdlib=libc++ && (c++03 || c++11 || c++14)
10
11	// <string_view>
12
13	// constexpr int compare(size_type pos1, size_type n1, basic_string_view str,
14	// size_type pos2, size_type n2) const;
15
16	#include <string_view>
17	#include <cassert>
18	#include <stdexcept>
19
20	#include "test_macros.h"
21	#include "constexpr_char_traits.h"
22
23	int sign(int x) { return x > 0 ? 1 : (x < 0 ? -1 : 0); }
24
25	template <typename CharT>
26	void test1(std::basic_string_view<CharT> sv1,
27	std::size_t pos1,
28	size_t n1,
29	std::basic_string_view<CharT> sv2,
30	std::size_t pos2,
31	size_t n2,
32	int expected) {
33	#ifdef TEST_HAS_NO_EXCEPTIONS
34	if (pos1 <= sv1.size() && pos2 <= sv2.size())
35	assert(sign(sv1.compare(pos1, n1, sv2, pos2, n2)) == sign(expected));
36	#else
37	try {
38	assert(sign(sv1.compare(pos1, n1, sv2, pos2, n2)) == sign(expected));
39	assert(pos1 <= sv1.size() && pos2 <= sv2.size());
40	} catch (const std::out_of_range&) {
41	assert(pos1 > sv1.size() || pos2 > sv2.size());
42	}
43	#endif
44	}
45
46	template <typename CharT>
47	void test(const CharT* s1, std::size_t pos1, size_t n1, const CharT* s2, std::size_t pos2, size_t n2, int expected) {
48	typedef std::basic_string_view<CharT> string_view_t;
49
50	string_view_t sv1(s1);
51	string_view_t sv2(s2);
52	test1(sv1, pos1, n1, sv2, pos2, n2, expected);
53	}
54
55	void test0() {
56	test(s1: "", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
57	test(s1: "", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
58	test(s1: "", pos1: 0, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
59	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
60	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
61	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
62	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
63	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
64	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
65	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
66	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
67	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
68	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
69	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
70	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
71	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
72	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
73	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
74	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
75	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
76	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
77	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
78	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
79	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
80	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
81	test(s1: "", pos1: 0, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
82	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
83	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
84	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
85	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
86	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
87	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
88	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
89	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
90	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
91	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
92	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
93	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
94	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
95	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
96	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
97	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
98	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
99	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
100	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
101	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
102	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
103	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
104	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
105	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
106	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
107	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
108	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
109	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
110	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
111	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
112	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
113	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
114	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
115	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
116	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
117	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
118	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
119	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
120	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
121	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
122	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
123	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
124	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
125	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
126	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
127	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
128	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
129	test(s1: "", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
130	test(s1: "", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 0, expected: 0);
131	test(s1: "", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 1, expected: 0);
132	test(s1: "", pos1: 0, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
133	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 0);
134	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: -1);
135	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -2);
136	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -4);
137	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -5);
138	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -5);
139	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 0);
140	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
141	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -2);
142	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -3);
143	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -4);
144	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -4);
145	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 0);
146	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
147	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
148	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -3);
149	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -3);
150	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 0);
151	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -1);
152	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -1);
153	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 0);
154	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 0);
155	test(s1: "", pos1: 0, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
156	}
157
158	void test1() {
159	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
160	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
161	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
162	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
163	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
164	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
165	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
166	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
167	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
168	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
169	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
170	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
171	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
172	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
173	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
174	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
175	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
176	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
177	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
178	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
179	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
180	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
181	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
182	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
183	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
184	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
185	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
186	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
187	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
188	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
189	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
190	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
191	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
192	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
193	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
194	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
195	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
196	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
197	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
198	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
199	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
200	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
201	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
202	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
203	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
204	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
205	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
206	test(s1: "", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
207	test(s1: "", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
208	test(s1: "", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
209	test(s1: "", pos1: 1, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
210	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
211	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: 0);
212	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: 0);
213	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: 0);
214	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: 0);
215	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: 0);
216	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
217	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: 0);
218	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: 0);
219	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: 0);
220	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: 0);
221	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: 0);
222	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
223	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: 0);
224	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: 0);
225	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: 0);
226	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: 0);
227	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
228	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: 0);
229	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: 0);
230	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
231	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
232	test(s1: "", pos1: 1, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
233	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
234	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
235	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
236	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: 0);
237	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
238	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
239	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
240	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
241	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
242	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: 0);
243	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
244	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
245	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
246	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: 0);
247	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: 0);
248	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: 0);
249	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: 0);
250	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: 0);
251	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
252	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: 0);
253	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: 0);
254	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
255	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
256	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
257	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
258	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
259	}
260
261	void test2() {
262	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
263	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 0);
264	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 0);
265	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 0);
266	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
267	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
268	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
269	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 0);
270	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 0);
271	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 0);
272	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
273	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 0);
274	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 0);
275	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 0);
276	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 0);
277	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 0);
278	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
279	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: 0);
280	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: 0);
281	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
282	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
283	test(s1: "", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
284	test(s1: "abcde", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
285	test(s1: "abcde", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
286	test(s1: "abcde", pos1: 0, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
287	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
288	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
289	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
290	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
291	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
292	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
293	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
294	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
295	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
296	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
297	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
298	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
299	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
300	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
301	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
302	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
303	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
304	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
305	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
306	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
307	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
308	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
309	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
310	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
311	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
312	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
313	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
314	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
315	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
316	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
317	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
318	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
319	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
320	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
321	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
322	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
323	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
324	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
325	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
326	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
327	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
328	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
329	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
330	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
331	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
332	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
333	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
334	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
335	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
336	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
337	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
338	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
339	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
340	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
341	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
342	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
343	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
344	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
345	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
346	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
347	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
348	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
349	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
350	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
351	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
352	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
353	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
354	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
355	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
356	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
357	test(s1: "abcde", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
358	test(s1: "abcde", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
359	test(s1: "abcde", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
360	test(s1: "abcde", pos1: 0, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
361	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
362	}
363
364	void test3() {
365	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 0);
366	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -1);
367	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -3);
368	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -4);
369	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -4);
370	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
371	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
372	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -1);
373	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -1);
374	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -1);
375	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -1);
376	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
377	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -2);
378	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
379	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -2);
380	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -2);
381	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
382	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -4);
383	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -4);
384	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
385	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
386	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
387	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
388	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
389	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -4);
390	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -8);
391	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -9);
392	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -9);
393	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
394	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
395	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
396	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
397	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
398	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
399	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
400	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
401	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
402	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
403	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
404	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
405	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
406	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
407	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
408	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
409	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
410	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
411	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
412	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
413	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -9);
414	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -18);
415	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -19);
416	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -19);
417	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
418	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
419	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
420	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
421	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
422	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
423	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
424	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
425	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
426	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
427	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
428	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
429	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
430	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
431	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
432	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
433	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
434	test(s1: "abcde", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
435	test(s1: "abcde", pos1: 0, n1: 2, s2: "", pos2: 0, n2: 0, expected: 2);
436	test(s1: "abcde", pos1: 0, n1: 2, s2: "", pos2: 0, n2: 1, expected: 2);
437	test(s1: "abcde", pos1: 0, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
438	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 2);
439	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 1);
440	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 0);
441	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: -2);
442	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: -3);
443	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: -3);
444	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 2);
445	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: -1);
446	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: -1);
447	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: -1);
448	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: -1);
449	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: -1);
450	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 2);
451	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: -2);
452	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: -2);
453	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: -2);
454	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: -2);
455	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 2);
456	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: -4);
457	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: -4);
458	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 2);
459	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 2);
460	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
461	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 2);
462	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
463	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: -3);
464	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: -7);
465	}
466
467	void test4() {
468	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: -8);
469	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: -8);
470	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 2);
471	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
472	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
473	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
474	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
475	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
476	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 2);
477	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
478	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
479	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
480	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
481	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
482	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 2);
483	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
484	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
485	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 2);
486	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 2);
487	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
488	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 2);
489	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
490	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -8);
491	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -17);
492	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -18);
493	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -18);
494	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 2);
495	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
496	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
497	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
498	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
499	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
500	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 2);
501	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
502	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
503	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
504	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
505	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
506	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 2);
507	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
508	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
509	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 2);
510	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 2);
511	test(s1: "abcde", pos1: 0, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
512	test(s1: "abcde", pos1: 0, n1: 4, s2: "", pos2: 0, n2: 0, expected: 4);
513	test(s1: "abcde", pos1: 0, n1: 4, s2: "", pos2: 0, n2: 1, expected: 4);
514	test(s1: "abcde", pos1: 0, n1: 4, s2: "", pos2: 1, n2: 0, expected: 0);
515	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 0, n2: 0, expected: 4);
516	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 0, n2: 1, expected: 3);
517	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 0, n2: 2, expected: 2);
518	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 0, n2: 4, expected: 0);
519	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 0, n2: 5, expected: -1);
520	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 0, n2: 6, expected: -1);
521	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 1, n2: 0, expected: 4);
522	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 1, n2: 1, expected: -1);
523	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 1, n2: 2, expected: -1);
524	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 1, n2: 3, expected: -1);
525	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 1, n2: 4, expected: -1);
526	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 1, n2: 5, expected: -1);
527	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 2, n2: 0, expected: 4);
528	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 2, n2: 1, expected: -2);
529	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 2, n2: 2, expected: -2);
530	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 2, n2: 3, expected: -2);
531	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 2, n2: 4, expected: -2);
532	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 4, n2: 0, expected: 4);
533	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 4, n2: 1, expected: -4);
534	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 4, n2: 2, expected: -4);
535	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 5, n2: 0, expected: 4);
536	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 5, n2: 1, expected: 4);
537	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcde", pos2: 6, n2: 0, expected: 0);
538	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 0, n2: 0, expected: 4);
539	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 0, n2: 1, expected: 3);
540	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 0, n2: 5, expected: -1);
541	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 0, n2: 9, expected: -5);
542	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 0, n2: 10, expected: -6);
543	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 0, n2: 11, expected: -6);
544	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 1, n2: 0, expected: 4);
545	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
546	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
547	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
548	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
549	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
550	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 5, n2: 0, expected: 4);
551	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
552	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
553	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
554	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
555	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
556	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 9, n2: 0, expected: 4);
557	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
558	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
559	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 10, n2: 0, expected: 4);
560	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 10, n2: 1, expected: 4);
561	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
562	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 4);
563	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 3);
564	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -6);
565	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -15);
566	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -16);
567	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -16);
568	}
569
570	void test5() {
571	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 4);
572	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
573	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
574	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
575	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
576	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
577	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 4);
578	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
579	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
580	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
581	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
582	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
583	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 4);
584	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
585	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
586	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 4);
587	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 4);
588	test(s1: "abcde", pos1: 0, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
589	test(s1: "abcde", pos1: 0, n1: 5, s2: "", pos2: 0, n2: 0, expected: 5);
590	test(s1: "abcde", pos1: 0, n1: 5, s2: "", pos2: 0, n2: 1, expected: 5);
591	test(s1: "abcde", pos1: 0, n1: 5, s2: "", pos2: 1, n2: 0, expected: 0);
592	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 0, expected: 5);
593	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 1, expected: 4);
594	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 2, expected: 3);
595	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 4, expected: 1);
596	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 5, expected: 0);
597	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 6, expected: 0);
598	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 0, expected: 5);
599	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 1, expected: -1);
600	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 2, expected: -1);
601	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 3, expected: -1);
602	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 4, expected: -1);
603	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 5, expected: -1);
604	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 0, expected: 5);
605	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 1, expected: -2);
606	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 2, expected: -2);
607	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 3, expected: -2);
608	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 4, expected: -2);
609	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 4, n2: 0, expected: 5);
610	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 4, n2: 1, expected: -4);
611	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 4, n2: 2, expected: -4);
612	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 5, n2: 0, expected: 5);
613	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 5, n2: 1, expected: 5);
614	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcde", pos2: 6, n2: 0, expected: 0);
615	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 0, expected: 5);
616	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 1, expected: 4);
617	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
618	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 9, expected: -4);
619	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 10, expected: -5);
620	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 11, expected: -5);
621	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 0, expected: 5);
622	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
623	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
624	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
625	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
626	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
627	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 0, expected: 5);
628	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
629	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
630	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
631	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
632	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
633	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 9, n2: 0, expected: 5);
634	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
635	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
636	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 10, n2: 0, expected: 5);
637	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 10, n2: 1, expected: 5);
638	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
639	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 5);
640	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 4);
641	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -5);
642	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -14);
643	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -15);
644	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -15);
645	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 5);
646	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
647	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
648	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
649	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
650	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
651	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 5);
652	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
653	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
654	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
655	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
656	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
657	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 5);
658	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
659	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
660	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 5);
661	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 5);
662	test(s1: "abcde", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
663	test(s1: "abcde", pos1: 0, n1: 6, s2: "", pos2: 0, n2: 0, expected: 5);
664	test(s1: "abcde", pos1: 0, n1: 6, s2: "", pos2: 0, n2: 1, expected: 5);
665	test(s1: "abcde", pos1: 0, n1: 6, s2: "", pos2: 1, n2: 0, expected: 0);
666	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 0, n2: 0, expected: 5);
667	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 0, n2: 1, expected: 4);
668	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 0, n2: 2, expected: 3);
669	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 0, n2: 4, expected: 1);
670	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 0, n2: 5, expected: 0);
671	}
672
673	void test6() {
674	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 0, n2: 6, expected: 0);
675	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 1, n2: 0, expected: 5);
676	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 1, n2: 1, expected: -1);
677	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 1, n2: 2, expected: -1);
678	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 1, n2: 3, expected: -1);
679	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 1, n2: 4, expected: -1);
680	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 1, n2: 5, expected: -1);
681	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 2, n2: 0, expected: 5);
682	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 2, n2: 1, expected: -2);
683	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 2, n2: 2, expected: -2);
684	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 2, n2: 3, expected: -2);
685	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 2, n2: 4, expected: -2);
686	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 4, n2: 0, expected: 5);
687	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 4, n2: 1, expected: -4);
688	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 4, n2: 2, expected: -4);
689	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 5, n2: 0, expected: 5);
690	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 5, n2: 1, expected: 5);
691	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcde", pos2: 6, n2: 0, expected: 0);
692	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 0, n2: 0, expected: 5);
693	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 0, n2: 1, expected: 4);
694	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
695	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 0, n2: 9, expected: -4);
696	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 0, n2: 10, expected: -5);
697	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 0, n2: 11, expected: -5);
698	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 1, n2: 0, expected: 5);
699	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
700	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
701	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
702	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
703	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
704	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 5, n2: 0, expected: 5);
705	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
706	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
707	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
708	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
709	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
710	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 9, n2: 0, expected: 5);
711	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
712	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
713	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 10, n2: 0, expected: 5);
714	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 10, n2: 1, expected: 5);
715	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
716	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 5);
717	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 4);
718	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -5);
719	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -14);
720	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -15);
721	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -15);
722	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 5);
723	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
724	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
725	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
726	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
727	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
728	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 5);
729	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
730	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
731	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
732	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
733	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
734	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 5);
735	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
736	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
737	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 5);
738	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 5);
739	test(s1: "abcde", pos1: 0, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
740	test(s1: "abcde", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
741	test(s1: "abcde", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
742	test(s1: "abcde", pos1: 1, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
743	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
744	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
745	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
746	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
747	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
748	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
749	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
750	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
751	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
752	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
753	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
754	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
755	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
756	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
757	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
758	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
759	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
760	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
761	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
762	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
763	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
764	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
765	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
766	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
767	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
768	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
769	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
770	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
771	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
772	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
773	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
774	}
775
776	void test7() {
777	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
778	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
779	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
780	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
781	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
782	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
783	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
784	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
785	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
786	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
787	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
788	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
789	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
790	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
791	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
792	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
793	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
794	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
795	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
796	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
797	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
798	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
799	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
800	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
801	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
802	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
803	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
804	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
805	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
806	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
807	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
808	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
809	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
810	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
811	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
812	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
813	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
814	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
815	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
816	test(s1: "abcde", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
817	test(s1: "abcde", pos1: 1, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
818	test(s1: "abcde", pos1: 1, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
819	test(s1: "abcde", pos1: 1, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
820	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
821	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 1);
822	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 1);
823	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 1);
824	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 1);
825	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 1);
826	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
827	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 0);
828	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -1);
829	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -2);
830	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -3);
831	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -3);
832	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
833	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
834	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -1);
835	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -1);
836	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -1);
837	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
838	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -3);
839	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -3);
840	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
841	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
842	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
843	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
844	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
845	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
846	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
847	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
848	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
849	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
850	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
851	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -3);
852	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -7);
853	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -8);
854	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -8);
855	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
856	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
857	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
858	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
859	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
860	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
861	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
862	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
863	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
864	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
865	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
866	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
867	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
868	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
869	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
870	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
871	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
872	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
873	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
874	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
875	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -8);
876	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -17);
877	}
878
879	void test8() {
880	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -18);
881	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -18);
882	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
883	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
884	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
885	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
886	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
887	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
888	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
889	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
890	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
891	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
892	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
893	test(s1: "abcde", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
894	test(s1: "abcde", pos1: 1, n1: 2, s2: "", pos2: 0, n2: 0, expected: 2);
895	test(s1: "abcde", pos1: 1, n1: 2, s2: "", pos2: 0, n2: 1, expected: 2);
896	test(s1: "abcde", pos1: 1, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
897	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 2);
898	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 1);
899	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 1);
900	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: 1);
901	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: 1);
902	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: 1);
903	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 2);
904	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: 1);
905	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: 0);
906	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: -1);
907	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: -2);
908	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: -2);
909	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 2);
910	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: -1);
911	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: -1);
912	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: -1);
913	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: -1);
914	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 2);
915	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: -3);
916	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: -3);
917	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 2);
918	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 2);
919	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
920	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 2);
921	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
922	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
923	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
924	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
925	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
926	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 2);
927	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: 1);
928	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: -2);
929	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: -6);
930	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: -7);
931	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: -7);
932	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 2);
933	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
934	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
935	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
936	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
937	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
938	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 2);
939	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
940	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
941	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 2);
942	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 2);
943	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
944	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 2);
945	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
946	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
947	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
948	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
949	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
950	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 2);
951	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 1);
952	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -7);
953	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -16);
954	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -17);
955	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -17);
956	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 2);
957	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
958	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
959	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
960	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
961	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
962	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 2);
963	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
964	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
965	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 2);
966	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 2);
967	test(s1: "abcde", pos1: 1, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
968	test(s1: "abcde", pos1: 1, n1: 3, s2: "", pos2: 0, n2: 0, expected: 3);
969	test(s1: "abcde", pos1: 1, n1: 3, s2: "", pos2: 0, n2: 1, expected: 3);
970	test(s1: "abcde", pos1: 1, n1: 3, s2: "", pos2: 1, n2: 0, expected: 0);
971	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 0, n2: 0, expected: 3);
972	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 0, n2: 1, expected: 1);
973	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 0, n2: 2, expected: 1);
974	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 0, n2: 4, expected: 1);
975	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 0, n2: 5, expected: 1);
976	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 0, n2: 6, expected: 1);
977	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 1, n2: 0, expected: 3);
978	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 1, n2: 1, expected: 2);
979	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 1, n2: 2, expected: 1);
980	}
981
982	void test9() {
983	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 1, n2: 3, expected: 0);
984	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 1, n2: 4, expected: -1);
985	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 1, n2: 5, expected: -1);
986	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 2, n2: 0, expected: 3);
987	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 2, n2: 1, expected: -1);
988	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 2, n2: 2, expected: -1);
989	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 2, n2: 3, expected: -1);
990	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 2, n2: 4, expected: -1);
991	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 4, n2: 0, expected: 3);
992	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 4, n2: 1, expected: -3);
993	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 4, n2: 2, expected: -3);
994	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 5, n2: 0, expected: 3);
995	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 5, n2: 1, expected: 3);
996	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcde", pos2: 6, n2: 0, expected: 0);
997	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 0, n2: 0, expected: 3);
998	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
999	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
1000	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
1001	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
1002	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
1003	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 1, n2: 0, expected: 3);
1004	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 1, n2: 1, expected: 2);
1005	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
1006	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 1, n2: 8, expected: -5);
1007	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 1, n2: 9, expected: -6);
1008	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 1, n2: 10, expected: -6);
1009	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 5, n2: 0, expected: 3);
1010	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
1011	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
1012	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1013	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
1014	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
1015	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 9, n2: 0, expected: 3);
1016	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
1017	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
1018	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 10, n2: 0, expected: 3);
1019	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 10, n2: 1, expected: 3);
1020	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1021	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 3);
1022	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
1023	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
1024	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
1025	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
1026	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
1027	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 3);
1028	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 2);
1029	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -6);
1030	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -15);
1031	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -16);
1032	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -16);
1033	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 3);
1034	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
1035	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
1036	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1037	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
1038	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
1039	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 3);
1040	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
1041	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
1042	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 3);
1043	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 3);
1044	test(s1: "abcde", pos1: 1, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1045	test(s1: "abcde", pos1: 1, n1: 4, s2: "", pos2: 0, n2: 0, expected: 4);
1046	test(s1: "abcde", pos1: 1, n1: 4, s2: "", pos2: 0, n2: 1, expected: 4);
1047	test(s1: "abcde", pos1: 1, n1: 4, s2: "", pos2: 1, n2: 0, expected: 0);
1048	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 0, expected: 4);
1049	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 1, expected: 1);
1050	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 2, expected: 1);
1051	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 4, expected: 1);
1052	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 5, expected: 1);
1053	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 6, expected: 1);
1054	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 0, expected: 4);
1055	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 1, expected: 3);
1056	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 2, expected: 2);
1057	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 3, expected: 1);
1058	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 4, expected: 0);
1059	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 5, expected: 0);
1060	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 0, expected: 4);
1061	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 1, expected: -1);
1062	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 2, expected: -1);
1063	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 3, expected: -1);
1064	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 4, expected: -1);
1065	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 4, n2: 0, expected: 4);
1066	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 4, n2: 1, expected: -3);
1067	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 4, n2: 2, expected: -3);
1068	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 5, n2: 0, expected: 4);
1069	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 5, n2: 1, expected: 4);
1070	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1071	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 0, expected: 4);
1072	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
1073	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
1074	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
1075	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
1076	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
1077	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 0, expected: 4);
1078	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 1, expected: 3);
1079	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
1080	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 8, expected: -4);
1081	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 9, expected: -5);
1082	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 10, expected: -5);
1083	}
1084
1085	void test10() {
1086	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 0, expected: 4);
1087	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
1088	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
1089	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1090	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
1091	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
1092	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 9, n2: 0, expected: 4);
1093	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
1094	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
1095	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 10, n2: 0, expected: 4);
1096	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 10, n2: 1, expected: 4);
1097	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1098	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 4);
1099	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
1100	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
1101	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
1102	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
1103	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
1104	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 4);
1105	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 3);
1106	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -5);
1107	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -14);
1108	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -15);
1109	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -15);
1110	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 4);
1111	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
1112	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
1113	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1114	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
1115	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
1116	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 4);
1117	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
1118	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
1119	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 4);
1120	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 4);
1121	test(s1: "abcde", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1122	test(s1: "abcde", pos1: 1, n1: 5, s2: "", pos2: 0, n2: 0, expected: 4);
1123	test(s1: "abcde", pos1: 1, n1: 5, s2: "", pos2: 0, n2: 1, expected: 4);
1124	test(s1: "abcde", pos1: 1, n1: 5, s2: "", pos2: 1, n2: 0, expected: 0);
1125	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 0, n2: 0, expected: 4);
1126	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 0, n2: 1, expected: 1);
1127	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 0, n2: 2, expected: 1);
1128	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 0, n2: 4, expected: 1);
1129	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 0, n2: 5, expected: 1);
1130	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 0, n2: 6, expected: 1);
1131	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 1, n2: 0, expected: 4);
1132	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 1, n2: 1, expected: 3);
1133	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 1, n2: 2, expected: 2);
1134	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 1, n2: 3, expected: 1);
1135	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 1, n2: 4, expected: 0);
1136	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 1, n2: 5, expected: 0);
1137	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 2, n2: 0, expected: 4);
1138	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 2, n2: 1, expected: -1);
1139	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 2, n2: 2, expected: -1);
1140	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 2, n2: 3, expected: -1);
1141	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 2, n2: 4, expected: -1);
1142	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 4, n2: 0, expected: 4);
1143	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 4, n2: 1, expected: -3);
1144	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 4, n2: 2, expected: -3);
1145	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 5, n2: 0, expected: 4);
1146	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 5, n2: 1, expected: 4);
1147	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1148	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 0, n2: 0, expected: 4);
1149	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
1150	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
1151	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
1152	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
1153	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
1154	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 1, n2: 0, expected: 4);
1155	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 1, n2: 1, expected: 3);
1156	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
1157	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 1, n2: 8, expected: -4);
1158	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 1, n2: 9, expected: -5);
1159	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 1, n2: 10, expected: -5);
1160	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 5, n2: 0, expected: 4);
1161	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
1162	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
1163	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1164	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
1165	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
1166	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 9, n2: 0, expected: 4);
1167	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
1168	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
1169	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 10, n2: 0, expected: 4);
1170	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 10, n2: 1, expected: 4);
1171	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1172	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 4);
1173	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
1174	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
1175	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
1176	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
1177	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
1178	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 4);
1179	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 3);
1180	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -5);
1181	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -14);
1182	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -15);
1183	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -15);
1184	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 4);
1185	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
1186	}
1187
1188	void test11() {
1189	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
1190	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1191	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
1192	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
1193	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 4);
1194	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
1195	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
1196	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 4);
1197	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 4);
1198	test(s1: "abcde", pos1: 1, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1199	test(s1: "abcde", pos1: 2, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
1200	test(s1: "abcde", pos1: 2, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
1201	test(s1: "abcde", pos1: 2, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
1202	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
1203	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
1204	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
1205	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
1206	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
1207	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
1208	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
1209	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
1210	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
1211	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
1212	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
1213	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
1214	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
1215	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
1216	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
1217	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
1218	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
1219	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
1220	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
1221	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
1222	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
1223	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
1224	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1225	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
1226	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
1227	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
1228	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
1229	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
1230	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
1231	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
1232	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
1233	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
1234	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
1235	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
1236	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
1237	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
1238	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
1239	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
1240	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1241	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
1242	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
1243	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
1244	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
1245	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
1246	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
1247	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
1248	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1249	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
1250	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
1251	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
1252	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
1253	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
1254	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
1255	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
1256	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
1257	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
1258	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
1259	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
1260	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
1261	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
1262	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
1263	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
1264	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1265	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
1266	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
1267	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
1268	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
1269	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
1270	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
1271	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
1272	test(s1: "abcde", pos1: 2, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1273	test(s1: "abcde", pos1: 2, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
1274	test(s1: "abcde", pos1: 2, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
1275	test(s1: "abcde", pos1: 2, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
1276	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
1277	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 2);
1278	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 2);
1279	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 2);
1280	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 2);
1281	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 2);
1282	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
1283	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 1);
1284	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: 1);
1285	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: 1);
1286	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: 1);
1287	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: 1);
1288	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
1289	}
1290
1291	void test12() {
1292	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: 0);
1293	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -1);
1294	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -2);
1295	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -2);
1296	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
1297	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -2);
1298	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -2);
1299	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
1300	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
1301	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1302	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
1303	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 2);
1304	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 2);
1305	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 2);
1306	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 2);
1307	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 2);
1308	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
1309	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 1);
1310	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: 1);
1311	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
1312	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: 1);
1313	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: 1);
1314	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
1315	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -3);
1316	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -3);
1317	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -3);
1318	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -3);
1319	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -3);
1320	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
1321	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -7);
1322	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -7);
1323	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
1324	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
1325	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1326	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
1327	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 2);
1328	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 2);
1329	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 2);
1330	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 2);
1331	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 2);
1332	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
1333	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 1);
1334	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 1);
1335	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 1);
1336	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 1);
1337	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 1);
1338	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
1339	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -8);
1340	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -8);
1341	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -8);
1342	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -8);
1343	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -8);
1344	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
1345	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -17);
1346	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -17);
1347	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
1348	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
1349	test(s1: "abcde", pos1: 2, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1350	test(s1: "abcde", pos1: 2, n1: 2, s2: "", pos2: 0, n2: 0, expected: 2);
1351	test(s1: "abcde", pos1: 2, n1: 2, s2: "", pos2: 0, n2: 1, expected: 2);
1352	test(s1: "abcde", pos1: 2, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
1353	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 2);
1354	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 2);
1355	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 2);
1356	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: 2);
1357	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: 2);
1358	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: 2);
1359	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 2);
1360	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: 1);
1361	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: 1);
1362	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: 1);
1363	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: 1);
1364	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: 1);
1365	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 2);
1366	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: 1);
1367	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: 0);
1368	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: -1);
1369	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: -1);
1370	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 2);
1371	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: -2);
1372	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: -2);
1373	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 2);
1374	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 2);
1375	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1376	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 2);
1377	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 2);
1378	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: 2);
1379	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: 2);
1380	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: 2);
1381	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: 2);
1382	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 2);
1383	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: 1);
1384	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: 1);
1385	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
1386	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: 1);
1387	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: 1);
1388	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 2);
1389	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: -3);
1390	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: -3);
1391	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: -3);
1392	}
1393
1394	void test13() {
1395	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: -3);
1396	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: -3);
1397	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 2);
1398	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: -7);
1399	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: -7);
1400	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 2);
1401	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 2);
1402	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1403	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 2);
1404	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 2);
1405	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 2);
1406	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 2);
1407	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 2);
1408	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 2);
1409	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 2);
1410	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 1);
1411	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 1);
1412	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 1);
1413	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 1);
1414	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 1);
1415	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 2);
1416	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -8);
1417	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -8);
1418	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -8);
1419	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -8);
1420	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -8);
1421	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 2);
1422	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -17);
1423	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -17);
1424	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 2);
1425	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 2);
1426	test(s1: "abcde", pos1: 2, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1427	test(s1: "abcde", pos1: 2, n1: 3, s2: "", pos2: 0, n2: 0, expected: 3);
1428	test(s1: "abcde", pos1: 2, n1: 3, s2: "", pos2: 0, n2: 1, expected: 3);
1429	test(s1: "abcde", pos1: 2, n1: 3, s2: "", pos2: 1, n2: 0, expected: 0);
1430	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 0, n2: 0, expected: 3);
1431	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 0, n2: 1, expected: 2);
1432	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 0, n2: 2, expected: 2);
1433	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 0, n2: 4, expected: 2);
1434	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 0, n2: 5, expected: 2);
1435	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 0, n2: 6, expected: 2);
1436	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 1, n2: 0, expected: 3);
1437	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 1, n2: 1, expected: 1);
1438	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 1, n2: 2, expected: 1);
1439	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 1, n2: 3, expected: 1);
1440	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 1, n2: 4, expected: 1);
1441	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 1, n2: 5, expected: 1);
1442	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 2, n2: 0, expected: 3);
1443	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 2, n2: 1, expected: 2);
1444	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 2, n2: 2, expected: 1);
1445	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 2, n2: 3, expected: 0);
1446	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 2, n2: 4, expected: 0);
1447	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 4, n2: 0, expected: 3);
1448	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 4, n2: 1, expected: -2);
1449	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 4, n2: 2, expected: -2);
1450	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 5, n2: 0, expected: 3);
1451	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 5, n2: 1, expected: 3);
1452	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1453	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 0, n2: 0, expected: 3);
1454	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 0, n2: 1, expected: 2);
1455	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 0, n2: 5, expected: 2);
1456	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 0, n2: 9, expected: 2);
1457	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 0, n2: 10, expected: 2);
1458	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 0, n2: 11, expected: 2);
1459	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 1, n2: 0, expected: 3);
1460	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 1, n2: 1, expected: 1);
1461	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 1, n2: 4, expected: 1);
1462	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
1463	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 1, n2: 9, expected: 1);
1464	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 1, n2: 10, expected: 1);
1465	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 5, n2: 0, expected: 3);
1466	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 5, n2: 1, expected: -3);
1467	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 5, n2: 2, expected: -3);
1468	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 5, n2: 4, expected: -3);
1469	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 5, n2: 5, expected: -3);
1470	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 5, n2: 6, expected: -3);
1471	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 9, n2: 0, expected: 3);
1472	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 9, n2: 1, expected: -7);
1473	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 9, n2: 2, expected: -7);
1474	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 10, n2: 0, expected: 3);
1475	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 10, n2: 1, expected: 3);
1476	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1477	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 3);
1478	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 2);
1479	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 2);
1480	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 2);
1481	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 2);
1482	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 2);
1483	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 3);
1484	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 1);
1485	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 1);
1486	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 1);
1487	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 1);
1488	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 1);
1489	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 3);
1490	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -8);
1491	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -8);
1492	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -8);
1493	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -8);
1494	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -8);
1495	}
1496
1497	void test14() {
1498	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 3);
1499	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -17);
1500	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -17);
1501	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 3);
1502	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 3);
1503	test(s1: "abcde", pos1: 2, n1: 3, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1504	test(s1: "abcde", pos1: 2, n1: 4, s2: "", pos2: 0, n2: 0, expected: 3);
1505	test(s1: "abcde", pos1: 2, n1: 4, s2: "", pos2: 0, n2: 1, expected: 3);
1506	test(s1: "abcde", pos1: 2, n1: 4, s2: "", pos2: 1, n2: 0, expected: 0);
1507	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 0, n2: 0, expected: 3);
1508	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 0, n2: 1, expected: 2);
1509	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 0, n2: 2, expected: 2);
1510	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 0, n2: 4, expected: 2);
1511	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 0, n2: 5, expected: 2);
1512	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 0, n2: 6, expected: 2);
1513	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 1, n2: 0, expected: 3);
1514	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 1, n2: 1, expected: 1);
1515	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 1, n2: 2, expected: 1);
1516	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 1, n2: 3, expected: 1);
1517	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 1, n2: 4, expected: 1);
1518	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 1, n2: 5, expected: 1);
1519	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 2, n2: 0, expected: 3);
1520	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 2, n2: 1, expected: 2);
1521	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 2, n2: 2, expected: 1);
1522	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 2, n2: 3, expected: 0);
1523	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 2, n2: 4, expected: 0);
1524	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 4, n2: 0, expected: 3);
1525	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 4, n2: 1, expected: -2);
1526	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 4, n2: 2, expected: -2);
1527	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 5, n2: 0, expected: 3);
1528	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 5, n2: 1, expected: 3);
1529	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1530	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 0, n2: 0, expected: 3);
1531	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 0, n2: 1, expected: 2);
1532	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 0, n2: 5, expected: 2);
1533	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 0, n2: 9, expected: 2);
1534	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 0, n2: 10, expected: 2);
1535	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 0, n2: 11, expected: 2);
1536	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 1, n2: 0, expected: 3);
1537	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 1, n2: 1, expected: 1);
1538	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 1, n2: 4, expected: 1);
1539	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
1540	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 1, n2: 9, expected: 1);
1541	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 1, n2: 10, expected: 1);
1542	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 5, n2: 0, expected: 3);
1543	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 5, n2: 1, expected: -3);
1544	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 5, n2: 2, expected: -3);
1545	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 5, n2: 4, expected: -3);
1546	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 5, n2: 5, expected: -3);
1547	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 5, n2: 6, expected: -3);
1548	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 9, n2: 0, expected: 3);
1549	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 9, n2: 1, expected: -7);
1550	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 9, n2: 2, expected: -7);
1551	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 10, n2: 0, expected: 3);
1552	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 10, n2: 1, expected: 3);
1553	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1554	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 3);
1555	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 2);
1556	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 2);
1557	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 2);
1558	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 2);
1559	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 2);
1560	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 3);
1561	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 1);
1562	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 1);
1563	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 1);
1564	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 1);
1565	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 1);
1566	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 3);
1567	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -8);
1568	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -8);
1569	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -8);
1570	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -8);
1571	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -8);
1572	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 3);
1573	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -17);
1574	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -17);
1575	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 3);
1576	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 3);
1577	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1578	test(s1: "abcde", pos1: 4, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
1579	test(s1: "abcde", pos1: 4, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
1580	test(s1: "abcde", pos1: 4, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
1581	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
1582	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
1583	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
1584	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
1585	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
1586	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
1587	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
1588	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
1589	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
1590	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
1591	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
1592	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
1593	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
1594	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
1595	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
1596	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
1597	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
1598	}
1599
1600	void test15() {
1601	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
1602	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
1603	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
1604	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
1605	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
1606	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1607	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
1608	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
1609	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
1610	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
1611	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
1612	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
1613	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
1614	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
1615	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
1616	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
1617	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
1618	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
1619	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
1620	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
1621	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
1622	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1623	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
1624	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
1625	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
1626	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
1627	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
1628	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
1629	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
1630	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1631	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
1632	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
1633	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
1634	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
1635	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
1636	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
1637	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
1638	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
1639	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
1640	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
1641	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
1642	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
1643	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
1644	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
1645	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
1646	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1647	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
1648	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
1649	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
1650	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
1651	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
1652	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
1653	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
1654	test(s1: "abcde", pos1: 4, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1655	test(s1: "abcde", pos1: 4, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
1656	test(s1: "abcde", pos1: 4, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
1657	test(s1: "abcde", pos1: 4, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
1658	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
1659	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 4);
1660	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 4);
1661	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 4);
1662	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 4);
1663	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 4);
1664	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
1665	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 3);
1666	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: 3);
1667	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: 3);
1668	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: 3);
1669	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: 3);
1670	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
1671	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: 2);
1672	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: 2);
1673	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: 2);
1674	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: 2);
1675	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
1676	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: 0);
1677	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: 0);
1678	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
1679	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
1680	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1681	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
1682	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 4);
1683	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 4);
1684	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 4);
1685	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 4);
1686	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 4);
1687	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
1688	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 3);
1689	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: 3);
1690	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: 3);
1691	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: 3);
1692	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: 3);
1693	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
1694	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
1695	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -1);
1696	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -1);
1697	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -1);
1698	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -1);
1699	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
1700	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -5);
1701	}
1702
1703	void test16() {
1704	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -5);
1705	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
1706	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
1707	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1708	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
1709	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 4);
1710	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 4);
1711	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 4);
1712	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 4);
1713	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 4);
1714	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
1715	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 3);
1716	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 3);
1717	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 3);
1718	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 3);
1719	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 3);
1720	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
1721	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -6);
1722	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -6);
1723	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -6);
1724	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -6);
1725	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -6);
1726	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
1727	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -15);
1728	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -15);
1729	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
1730	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
1731	test(s1: "abcde", pos1: 4, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1732	test(s1: "abcde", pos1: 4, n1: 2, s2: "", pos2: 0, n2: 0, expected: 1);
1733	test(s1: "abcde", pos1: 4, n1: 2, s2: "", pos2: 0, n2: 1, expected: 1);
1734	test(s1: "abcde", pos1: 4, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
1735	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 1);
1736	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 4);
1737	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 4);
1738	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: 4);
1739	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: 4);
1740	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: 4);
1741	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 1);
1742	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: 3);
1743	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: 3);
1744	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: 3);
1745	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: 3);
1746	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: 3);
1747	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 1);
1748	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: 2);
1749	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: 2);
1750	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: 2);
1751	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: 2);
1752	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 1);
1753	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: 0);
1754	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: 0);
1755	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 1);
1756	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 1);
1757	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1758	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
1759	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 4);
1760	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: 4);
1761	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: 4);
1762	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: 4);
1763	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: 4);
1764	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
1765	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: 3);
1766	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: 3);
1767	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: 3);
1768	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: 3);
1769	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: 3);
1770	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
1771	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
1772	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: -1);
1773	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: -1);
1774	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: -1);
1775	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: -1);
1776	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
1777	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: -5);
1778	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: -5);
1779	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
1780	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
1781	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1782	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
1783	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 4);
1784	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 4);
1785	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 4);
1786	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 4);
1787	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 4);
1788	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
1789	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 3);
1790	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 3);
1791	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 3);
1792	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 3);
1793	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 3);
1794	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
1795	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -6);
1796	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -6);
1797	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -6);
1798	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -6);
1799	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -6);
1800	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
1801	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -15);
1802	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -15);
1803	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
1804	}
1805
1806	void test17() {
1807	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
1808	test(s1: "abcde", pos1: 4, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1809	test(s1: "abcde", pos1: 5, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
1810	test(s1: "abcde", pos1: 5, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
1811	test(s1: "abcde", pos1: 5, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
1812	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
1813	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
1814	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
1815	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
1816	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
1817	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
1818	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
1819	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
1820	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
1821	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
1822	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
1823	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
1824	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
1825	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
1826	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
1827	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
1828	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
1829	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
1830	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
1831	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
1832	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
1833	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
1834	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1835	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
1836	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
1837	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
1838	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
1839	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
1840	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
1841	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
1842	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
1843	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
1844	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
1845	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
1846	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
1847	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
1848	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
1849	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
1850	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1851	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
1852	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
1853	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
1854	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
1855	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
1856	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
1857	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
1858	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1859	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
1860	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
1861	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
1862	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
1863	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
1864	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
1865	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
1866	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
1867	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
1868	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
1869	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
1870	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
1871	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
1872	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
1873	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
1874	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1875	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
1876	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
1877	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
1878	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
1879	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
1880	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
1881	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
1882	test(s1: "abcde", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1883	test(s1: "abcde", pos1: 5, n1: 1, s2: "", pos2: 0, n2: 0, expected: 0);
1884	test(s1: "abcde", pos1: 5, n1: 1, s2: "", pos2: 0, n2: 1, expected: 0);
1885	test(s1: "abcde", pos1: 5, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
1886	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 0);
1887	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: -1);
1888	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -2);
1889	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -4);
1890	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -5);
1891	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -5);
1892	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 0);
1893	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
1894	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -2);
1895	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -3);
1896	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -4);
1897	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -4);
1898	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 0);
1899	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
1900	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
1901	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -3);
1902	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -3);
1903	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 0);
1904	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -1);
1905	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -1);
1906	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 0);
1907	}
1908
1909	void test18() {
1910	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 0);
1911	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1912	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
1913	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
1914	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
1915	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
1916	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
1917	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
1918	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
1919	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
1920	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
1921	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
1922	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
1923	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
1924	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
1925	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
1926	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
1927	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
1928	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
1929	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
1930	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
1931	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
1932	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
1933	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
1934	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
1935	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
1936	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
1937	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
1938	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
1939	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
1940	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
1941	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
1942	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
1943	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
1944	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
1945	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
1946	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
1947	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
1948	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
1949	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
1950	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
1951	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
1952	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
1953	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
1954	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
1955	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
1956	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
1957	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
1958	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
1959	test(s1: "abcde", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
1960	test(s1: "abcde", pos1: 6, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
1961	test(s1: "abcde", pos1: 6, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
1962	test(s1: "abcde", pos1: 6, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
1963	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
1964	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: 0);
1965	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: 0);
1966	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: 0);
1967	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: 0);
1968	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: 0);
1969	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
1970	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: 0);
1971	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: 0);
1972	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: 0);
1973	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: 0);
1974	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: 0);
1975	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
1976	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: 0);
1977	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: 0);
1978	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: 0);
1979	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: 0);
1980	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
1981	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: 0);
1982	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: 0);
1983	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
1984	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
1985	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
1986	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
1987	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
1988	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
1989	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: 0);
1990	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
1991	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
1992	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
1993	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
1994	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
1995	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: 0);
1996	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
1997	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
1998	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
1999	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: 0);
2000	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: 0);
2001	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: 0);
2002	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: 0);
2003	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: 0);
2004	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
2005	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: 0);
2006	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: 0);
2007	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
2008	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
2009	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2010	}
2011
2012	void test19() {
2013	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
2014	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
2015	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
2016	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 0);
2017	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 0);
2018	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 0);
2019	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
2020	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
2021	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
2022	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 0);
2023	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 0);
2024	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 0);
2025	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
2026	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 0);
2027	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 0);
2028	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 0);
2029	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 0);
2030	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 0);
2031	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
2032	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: 0);
2033	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: 0);
2034	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
2035	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
2036	test(s1: "abcde", pos1: 6, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2037	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
2038	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
2039	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
2040	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
2041	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
2042	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
2043	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
2044	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
2045	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
2046	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
2047	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2048	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
2049	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
2050	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
2051	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
2052	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
2053	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2054	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2055	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
2056	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
2057	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
2058	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
2059	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
2060	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
2061	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
2062	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2063	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
2064	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
2065	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
2066	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
2067	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
2068	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
2069	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
2070	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2071	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
2072	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
2073	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
2074	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
2075	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
2076	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
2077	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
2078	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2079	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2080	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2081	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
2082	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
2083	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
2084	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
2085	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
2086	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2087	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
2088	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
2089	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
2090	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
2091	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
2092	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
2093	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
2094	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2095	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
2096	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
2097	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
2098	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
2099	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
2100	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
2101	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
2102	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2103	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2104	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2105	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
2106	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
2107	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
2108	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
2109	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
2110	test(s1: "abcdefghij", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2111	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
2112	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
2113	}
2114
2115	void test20() {
2116	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
2117	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
2118	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 0);
2119	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -1);
2120	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -3);
2121	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -4);
2122	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -4);
2123	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
2124	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2125	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -1);
2126	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -1);
2127	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -1);
2128	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -1);
2129	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
2130	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -2);
2131	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2132	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -2);
2133	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -2);
2134	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
2135	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -4);
2136	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -4);
2137	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
2138	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
2139	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2140	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
2141	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
2142	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -4);
2143	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -8);
2144	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -9);
2145	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -9);
2146	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
2147	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2148	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
2149	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
2150	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
2151	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
2152	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
2153	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
2154	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
2155	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
2156	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2157	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2158	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
2159	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
2160	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
2161	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
2162	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
2163	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2164	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
2165	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
2166	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -9);
2167	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -18);
2168	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -19);
2169	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -19);
2170	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
2171	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2172	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
2173	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
2174	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
2175	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
2176	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
2177	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
2178	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
2179	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
2180	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2181	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2182	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
2183	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
2184	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
2185	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
2186	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
2187	test(s1: "abcdefghij", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2188	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "", pos2: 0, n2: 0, expected: 5);
2189	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "", pos2: 0, n2: 1, expected: 5);
2190	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "", pos2: 1, n2: 0, expected: 0);
2191	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 0, expected: 5);
2192	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 1, expected: 4);
2193	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 2, expected: 3);
2194	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 4, expected: 1);
2195	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 5, expected: 0);
2196	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 0, n2: 6, expected: 0);
2197	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 0, expected: 5);
2198	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2199	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 2, expected: -1);
2200	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 3, expected: -1);
2201	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 4, expected: -1);
2202	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 1, n2: 5, expected: -1);
2203	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 0, expected: 5);
2204	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 1, expected: -2);
2205	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2206	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 3, expected: -2);
2207	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 2, n2: 4, expected: -2);
2208	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 4, n2: 0, expected: 5);
2209	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 4, n2: 1, expected: -4);
2210	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 4, n2: 2, expected: -4);
2211	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 5, n2: 0, expected: 5);
2212	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 5, n2: 1, expected: 5);
2213	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2214	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 0, expected: 5);
2215	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 1, expected: 4);
2216	}
2217
2218	void test21() {
2219	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
2220	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 9, expected: -4);
2221	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 10, expected: -5);
2222	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 0, n2: 11, expected: -5);
2223	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 0, expected: 5);
2224	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2225	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
2226	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
2227	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
2228	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
2229	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 0, expected: 5);
2230	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
2231	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
2232	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
2233	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2234	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2235	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 9, n2: 0, expected: 5);
2236	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
2237	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
2238	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 10, n2: 0, expected: 5);
2239	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 10, n2: 1, expected: 5);
2240	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2241	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 5);
2242	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 4);
2243	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -5);
2244	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -14);
2245	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -15);
2246	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -15);
2247	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 5);
2248	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2249	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
2250	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
2251	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
2252	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
2253	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 5);
2254	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
2255	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
2256	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
2257	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2258	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2259	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 5);
2260	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
2261	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
2262	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 5);
2263	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 5);
2264	test(s1: "abcdefghij", pos1: 0, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2265	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "", pos2: 0, n2: 0, expected: 9);
2266	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "", pos2: 0, n2: 1, expected: 9);
2267	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "", pos2: 1, n2: 0, expected: 0);
2268	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 0, n2: 0, expected: 9);
2269	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 0, n2: 1, expected: 8);
2270	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 0, n2: 2, expected: 7);
2271	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 0, n2: 4, expected: 5);
2272	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 0, n2: 5, expected: 4);
2273	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 0, n2: 6, expected: 4);
2274	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 1, n2: 0, expected: 9);
2275	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2276	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 1, n2: 2, expected: -1);
2277	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 1, n2: 3, expected: -1);
2278	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 1, n2: 4, expected: -1);
2279	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 1, n2: 5, expected: -1);
2280	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 2, n2: 0, expected: 9);
2281	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 2, n2: 1, expected: -2);
2282	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2283	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 2, n2: 3, expected: -2);
2284	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 2, n2: 4, expected: -2);
2285	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 4, n2: 0, expected: 9);
2286	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 4, n2: 1, expected: -4);
2287	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 4, n2: 2, expected: -4);
2288	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 5, n2: 0, expected: 9);
2289	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 5, n2: 1, expected: 9);
2290	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2291	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 0, n2: 0, expected: 9);
2292	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 0, n2: 1, expected: 8);
2293	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 0, n2: 5, expected: 4);
2294	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 0, n2: 9, expected: 0);
2295	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 0, n2: 10, expected: -1);
2296	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 0, n2: 11, expected: -1);
2297	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 1, n2: 0, expected: 9);
2298	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2299	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
2300	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
2301	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
2302	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
2303	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 5, n2: 0, expected: 9);
2304	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
2305	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
2306	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
2307	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2308	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2309	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 9, n2: 0, expected: 9);
2310	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
2311	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
2312	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 10, n2: 0, expected: 9);
2313	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 10, n2: 1, expected: 9);
2314	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2315	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 9);
2316	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 8);
2317	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -1);
2318	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -10);
2319	}
2320
2321	void test22() {
2322	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -11);
2323	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -11);
2324	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 9);
2325	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2326	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
2327	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
2328	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
2329	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
2330	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 9);
2331	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
2332	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
2333	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
2334	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2335	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2336	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 9);
2337	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
2338	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
2339	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 9);
2340	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 9);
2341	test(s1: "abcdefghij", pos1: 0, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2342	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "", pos2: 0, n2: 0, expected: 10);
2343	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "", pos2: 0, n2: 1, expected: 10);
2344	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "", pos2: 1, n2: 0, expected: 0);
2345	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 0, expected: 10);
2346	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 1, expected: 9);
2347	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 2, expected: 8);
2348	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 4, expected: 6);
2349	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 5, expected: 5);
2350	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 6, expected: 5);
2351	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 0, expected: 10);
2352	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2353	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 2, expected: -1);
2354	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 3, expected: -1);
2355	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 4, expected: -1);
2356	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 5, expected: -1);
2357	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 0, expected: 10);
2358	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 1, expected: -2);
2359	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2360	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 3, expected: -2);
2361	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 4, expected: -2);
2362	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 4, n2: 0, expected: 10);
2363	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 4, n2: 1, expected: -4);
2364	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 4, n2: 2, expected: -4);
2365	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 5, n2: 0, expected: 10);
2366	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 5, n2: 1, expected: 10);
2367	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2368	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 0, expected: 10);
2369	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 1, expected: 9);
2370	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
2371	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2372	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
2373	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
2374	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 0, expected: 10);
2375	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2376	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
2377	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
2378	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
2379	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
2380	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 0, expected: 10);
2381	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
2382	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
2383	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
2384	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2385	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2386	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 9, n2: 0, expected: 10);
2387	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
2388	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
2389	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 10, n2: 0, expected: 10);
2390	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 10, n2: 1, expected: 10);
2391	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2392	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 10);
2393	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 9);
2394	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
2395	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -9);
2396	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -10);
2397	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -10);
2398	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 10);
2399	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2400	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
2401	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
2402	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
2403	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
2404	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 10);
2405	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
2406	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
2407	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
2408	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2409	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2410	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 10);
2411	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
2412	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
2413	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 10);
2414	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 10);
2415	test(s1: "abcdefghij", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2416	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "", pos2: 0, n2: 0, expected: 10);
2417	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "", pos2: 0, n2: 1, expected: 10);
2418	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "", pos2: 1, n2: 0, expected: 0);
2419	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 0, n2: 0, expected: 10);
2420	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 0, n2: 1, expected: 9);
2421	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 0, n2: 2, expected: 8);
2422	}
2423
2424	void test23() {
2425	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 0, n2: 4, expected: 6);
2426	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 0, n2: 5, expected: 5);
2427	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 0, n2: 6, expected: 5);
2428	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 1, n2: 0, expected: 10);
2429	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2430	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 1, n2: 2, expected: -1);
2431	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 1, n2: 3, expected: -1);
2432	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 1, n2: 4, expected: -1);
2433	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 1, n2: 5, expected: -1);
2434	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 2, n2: 0, expected: 10);
2435	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 2, n2: 1, expected: -2);
2436	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2437	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 2, n2: 3, expected: -2);
2438	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 2, n2: 4, expected: -2);
2439	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 4, n2: 0, expected: 10);
2440	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 4, n2: 1, expected: -4);
2441	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 4, n2: 2, expected: -4);
2442	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 5, n2: 0, expected: 10);
2443	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 5, n2: 1, expected: 10);
2444	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2445	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 0, n2: 0, expected: 10);
2446	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 0, n2: 1, expected: 9);
2447	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
2448	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2449	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
2450	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
2451	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 1, n2: 0, expected: 10);
2452	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2453	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
2454	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
2455	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
2456	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
2457	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 5, n2: 0, expected: 10);
2458	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
2459	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
2460	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
2461	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2462	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2463	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 9, n2: 0, expected: 10);
2464	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
2465	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
2466	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 10, n2: 0, expected: 10);
2467	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 10, n2: 1, expected: 10);
2468	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2469	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 10);
2470	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 9);
2471	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
2472	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -9);
2473	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -10);
2474	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -10);
2475	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 10);
2476	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2477	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
2478	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
2479	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
2480	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
2481	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 10);
2482	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
2483	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
2484	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
2485	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2486	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2487	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 10);
2488	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
2489	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
2490	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 10);
2491	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 10);
2492	test(s1: "abcdefghij", pos1: 0, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2493	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
2494	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
2495	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
2496	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
2497	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
2498	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
2499	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
2500	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
2501	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
2502	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
2503	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2504	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
2505	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
2506	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
2507	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
2508	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
2509	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2510	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2511	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
2512	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
2513	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
2514	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
2515	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
2516	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
2517	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
2518	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2519	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
2520	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
2521	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
2522	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
2523	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
2524	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
2525	}
2526
2527	void test24() {
2528	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
2529	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2530	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
2531	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
2532	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
2533	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
2534	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
2535	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
2536	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
2537	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2538	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2539	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2540	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
2541	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
2542	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
2543	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
2544	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
2545	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2546	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
2547	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
2548	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
2549	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
2550	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
2551	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
2552	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
2553	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
2554	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
2555	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
2556	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
2557	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
2558	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
2559	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
2560	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
2561	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2562	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
2563	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
2564	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
2565	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
2566	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
2567	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
2568	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
2569	test(s1: "abcdefghij", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2570	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
2571	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
2572	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
2573	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
2574	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 1);
2575	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 1);
2576	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 1);
2577	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 1);
2578	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 1);
2579	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
2580	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 0);
2581	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -1);
2582	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -2);
2583	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -3);
2584	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -3);
2585	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
2586	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2587	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -1);
2588	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -1);
2589	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -1);
2590	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
2591	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -3);
2592	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -3);
2593	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
2594	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
2595	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2596	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
2597	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
2598	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
2599	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2600	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
2601	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
2602	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
2603	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
2604	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -3);
2605	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -7);
2606	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -8);
2607	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -8);
2608	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
2609	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
2610	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
2611	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2612	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
2613	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
2614	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
2615	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
2616	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
2617	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
2618	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
2619	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2620	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
2621	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
2622	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
2623	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
2624	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
2625	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
2626	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
2627	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
2628	}
2629
2630	void test25() {
2631	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -8);
2632	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -17);
2633	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -18);
2634	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -18);
2635	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
2636	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
2637	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
2638	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2639	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
2640	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
2641	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
2642	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
2643	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
2644	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
2645	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
2646	test(s1: "abcdefghij", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2647	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "", pos2: 0, n2: 0, expected: 4);
2648	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "", pos2: 0, n2: 1, expected: 4);
2649	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "", pos2: 1, n2: 0, expected: 0);
2650	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 0, expected: 4);
2651	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 1, expected: 1);
2652	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 2, expected: 1);
2653	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 4, expected: 1);
2654	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 5, expected: 1);
2655	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 0, n2: 6, expected: 1);
2656	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 0, expected: 4);
2657	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 1, expected: 3);
2658	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 2, expected: 2);
2659	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 3, expected: 1);
2660	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 4, expected: 0);
2661	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 1, n2: 5, expected: 0);
2662	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 0, expected: 4);
2663	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2664	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 2, expected: -1);
2665	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 3, expected: -1);
2666	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 2, n2: 4, expected: -1);
2667	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 4, n2: 0, expected: 4);
2668	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 4, n2: 1, expected: -3);
2669	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 4, n2: 2, expected: -3);
2670	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 5, n2: 0, expected: 4);
2671	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 5, n2: 1, expected: 4);
2672	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2673	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 0, expected: 4);
2674	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
2675	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
2676	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2677	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
2678	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
2679	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 0, expected: 4);
2680	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 1, expected: 3);
2681	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
2682	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 8, expected: -4);
2683	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 9, expected: -5);
2684	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 1, n2: 10, expected: -5);
2685	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 0, expected: 4);
2686	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
2687	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
2688	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2689	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
2690	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
2691	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 9, n2: 0, expected: 4);
2692	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
2693	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
2694	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 10, n2: 0, expected: 4);
2695	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 10, n2: 1, expected: 4);
2696	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2697	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 4);
2698	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
2699	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
2700	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
2701	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
2702	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
2703	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 4);
2704	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 3);
2705	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -5);
2706	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -14);
2707	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -15);
2708	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -15);
2709	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 4);
2710	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
2711	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
2712	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2713	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
2714	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
2715	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 4);
2716	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
2717	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
2718	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 4);
2719	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 4);
2720	test(s1: "abcdefghij", pos1: 1, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2721	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "", pos2: 0, n2: 0, expected: 8);
2722	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "", pos2: 0, n2: 1, expected: 8);
2723	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "", pos2: 1, n2: 0, expected: 0);
2724	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 0, n2: 0, expected: 8);
2725	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 0, n2: 1, expected: 1);
2726	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 0, n2: 2, expected: 1);
2727	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 0, n2: 4, expected: 1);
2728	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 0, n2: 5, expected: 1);
2729	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 0, n2: 6, expected: 1);
2730	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 1, n2: 0, expected: 8);
2731	}
2732
2733	void test26() {
2734	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 1, n2: 1, expected: 7);
2735	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 1, n2: 2, expected: 6);
2736	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 1, n2: 3, expected: 5);
2737	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 1, n2: 4, expected: 4);
2738	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 1, n2: 5, expected: 4);
2739	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 2, n2: 0, expected: 8);
2740	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2741	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 2, n2: 2, expected: -1);
2742	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 2, n2: 3, expected: -1);
2743	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 2, n2: 4, expected: -1);
2744	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 4, n2: 0, expected: 8);
2745	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 4, n2: 1, expected: -3);
2746	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 4, n2: 2, expected: -3);
2747	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 5, n2: 0, expected: 8);
2748	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 5, n2: 1, expected: 8);
2749	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2750	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 0, n2: 0, expected: 8);
2751	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
2752	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
2753	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2754	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
2755	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
2756	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 1, n2: 0, expected: 8);
2757	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 1, n2: 1, expected: 7);
2758	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 1, n2: 4, expected: 4);
2759	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 1, n2: 8, expected: 0);
2760	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
2761	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
2762	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 5, n2: 0, expected: 8);
2763	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
2764	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
2765	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2766	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
2767	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
2768	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 9, n2: 0, expected: 8);
2769	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
2770	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
2771	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 10, n2: 0, expected: 8);
2772	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 10, n2: 1, expected: 8);
2773	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2774	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 8);
2775	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
2776	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
2777	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
2778	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
2779	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
2780	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 8);
2781	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 7);
2782	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
2783	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -10);
2784	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -11);
2785	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -11);
2786	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 8);
2787	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
2788	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
2789	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2790	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
2791	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
2792	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 8);
2793	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
2794	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
2795	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 8);
2796	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 8);
2797	test(s1: "abcdefghij", pos1: 1, n1: 8, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2798	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "", pos2: 0, n2: 0, expected: 9);
2799	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "", pos2: 0, n2: 1, expected: 9);
2800	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "", pos2: 1, n2: 0, expected: 0);
2801	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 0, expected: 9);
2802	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 1, expected: 1);
2803	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 2, expected: 1);
2804	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 4, expected: 1);
2805	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 5, expected: 1);
2806	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 6, expected: 1);
2807	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 0, expected: 9);
2808	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 1, expected: 8);
2809	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 2, expected: 7);
2810	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 3, expected: 6);
2811	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 4, expected: 5);
2812	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 5, expected: 5);
2813	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 0, expected: 9);
2814	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2815	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 2, expected: -1);
2816	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 3, expected: -1);
2817	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 4, expected: -1);
2818	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 4, n2: 0, expected: 9);
2819	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 4, n2: 1, expected: -3);
2820	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 4, n2: 2, expected: -3);
2821	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 5, n2: 0, expected: 9);
2822	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 5, n2: 1, expected: 9);
2823	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2824	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 0, expected: 9);
2825	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
2826	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
2827	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2828	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
2829	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
2830	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 0, expected: 9);
2831	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 1, expected: 8);
2832	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 4, expected: 5);
2833	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
2834	}
2835
2836	void test27() {
2837	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
2838	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
2839	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 0, expected: 9);
2840	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
2841	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
2842	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2843	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
2844	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
2845	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 9, n2: 0, expected: 9);
2846	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
2847	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
2848	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 10, n2: 0, expected: 9);
2849	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 10, n2: 1, expected: 9);
2850	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2851	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 9);
2852	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
2853	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
2854	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
2855	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
2856	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
2857	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 9);
2858	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 8);
2859	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
2860	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -9);
2861	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -10);
2862	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -10);
2863	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 9);
2864	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
2865	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
2866	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2867	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
2868	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
2869	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 9);
2870	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
2871	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
2872	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 9);
2873	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 9);
2874	test(s1: "abcdefghij", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2875	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "", pos2: 0, n2: 0, expected: 9);
2876	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "", pos2: 0, n2: 1, expected: 9);
2877	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "", pos2: 1, n2: 0, expected: 0);
2878	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 0, n2: 0, expected: 9);
2879	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 0, n2: 1, expected: 1);
2880	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 0, n2: 2, expected: 1);
2881	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 0, n2: 4, expected: 1);
2882	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 0, n2: 5, expected: 1);
2883	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 0, n2: 6, expected: 1);
2884	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 1, n2: 0, expected: 9);
2885	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 1, n2: 1, expected: 8);
2886	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 1, n2: 2, expected: 7);
2887	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 1, n2: 3, expected: 6);
2888	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 1, n2: 4, expected: 5);
2889	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 1, n2: 5, expected: 5);
2890	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 2, n2: 0, expected: 9);
2891	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2892	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 2, n2: 2, expected: -1);
2893	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 2, n2: 3, expected: -1);
2894	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 2, n2: 4, expected: -1);
2895	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 4, n2: 0, expected: 9);
2896	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 4, n2: 1, expected: -3);
2897	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 4, n2: 2, expected: -3);
2898	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 5, n2: 0, expected: 9);
2899	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 5, n2: 1, expected: 9);
2900	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2901	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 0, n2: 0, expected: 9);
2902	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
2903	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
2904	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
2905	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
2906	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
2907	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 1, n2: 0, expected: 9);
2908	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 1, n2: 1, expected: 8);
2909	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 1, n2: 4, expected: 5);
2910	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
2911	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
2912	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
2913	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 5, n2: 0, expected: 9);
2914	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
2915	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
2916	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2917	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
2918	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
2919	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 9, n2: 0, expected: 9);
2920	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
2921	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
2922	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 10, n2: 0, expected: 9);
2923	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 10, n2: 1, expected: 9);
2924	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
2925	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 9);
2926	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
2927	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
2928	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
2929	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
2930	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
2931	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 9);
2932	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 8);
2933	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
2934	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -9);
2935	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -10);
2936	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -10);
2937	}
2938
2939	void test28() {
2940	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 9);
2941	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
2942	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
2943	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
2944	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
2945	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
2946	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 9);
2947	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
2948	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
2949	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 9);
2950	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 9);
2951	test(s1: "abcdefghij", pos1: 1, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
2952	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
2953	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
2954	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
2955	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
2956	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
2957	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
2958	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
2959	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
2960	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
2961	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
2962	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
2963	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
2964	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
2965	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
2966	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
2967	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
2968	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
2969	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
2970	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
2971	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
2972	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
2973	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
2974	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
2975	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
2976	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
2977	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
2978	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
2979	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
2980	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
2981	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
2982	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
2983	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
2984	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
2985	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
2986	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
2987	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
2988	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
2989	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
2990	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
2991	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
2992	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
2993	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
2994	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
2995	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
2996	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
2997	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
2998	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
2999	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
3000	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
3001	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3002	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
3003	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
3004	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
3005	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
3006	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
3007	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
3008	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
3009	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
3010	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
3011	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
3012	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
3013	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
3014	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
3015	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3016	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3017	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
3018	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
3019	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
3020	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
3021	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
3022	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
3023	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
3024	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
3025	test(s1: "abcdefghij", pos1: 5, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3026	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
3027	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
3028	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
3029	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
3030	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 5);
3031	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 5);
3032	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 5);
3033	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 5);
3034	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 5);
3035	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
3036	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 4);
3037	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: 4);
3038	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: 4);
3039	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: 4);
3040	}
3041
3042	void test29() {
3043	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: 4);
3044	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
3045	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: 3);
3046	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: 3);
3047	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: 3);
3048	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: 3);
3049	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
3050	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: 1);
3051	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: 1);
3052	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
3053	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
3054	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3055	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
3056	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 5);
3057	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
3058	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 5);
3059	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 5);
3060	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 5);
3061	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
3062	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 4);
3063	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: 4);
3064	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: 4);
3065	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: 4);
3066	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: 4);
3067	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
3068	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: 0);
3069	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -1);
3070	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -3);
3071	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
3072	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
3073	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
3074	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -4);
3075	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -4);
3076	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
3077	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
3078	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3079	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
3080	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 5);
3081	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 5);
3082	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 5);
3083	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 5);
3084	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 5);
3085	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
3086	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 4);
3087	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 4);
3088	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 4);
3089	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 4);
3090	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 4);
3091	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
3092	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -5);
3093	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3094	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -5);
3095	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -5);
3096	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -5);
3097	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
3098	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -14);
3099	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -14);
3100	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
3101	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
3102	test(s1: "abcdefghij", pos1: 5, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3103	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "", pos2: 0, n2: 0, expected: 2);
3104	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "", pos2: 0, n2: 1, expected: 2);
3105	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
3106	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 2);
3107	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 5);
3108	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 5);
3109	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: 5);
3110	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: 5);
3111	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: 5);
3112	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 2);
3113	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: 4);
3114	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: 4);
3115	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: 4);
3116	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: 4);
3117	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: 4);
3118	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 2);
3119	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: 3);
3120	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: 3);
3121	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: 3);
3122	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: 3);
3123	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 2);
3124	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: 1);
3125	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: 1);
3126	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 2);
3127	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 2);
3128	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3129	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 2);
3130	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 5);
3131	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
3132	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: 5);
3133	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: 5);
3134	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: 5);
3135	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 2);
3136	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: 4);
3137	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: 4);
3138	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: 4);
3139	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: 4);
3140	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: 4);
3141	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 2);
3142	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: 1);
3143	}
3144
3145	void test30() {
3146	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: 0);
3147	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: -2);
3148	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: -3);
3149	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: -3);
3150	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 2);
3151	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: -4);
3152	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: -4);
3153	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 2);
3154	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 2);
3155	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3156	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 2);
3157	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 5);
3158	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 5);
3159	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 5);
3160	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 5);
3161	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 5);
3162	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 2);
3163	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 4);
3164	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 4);
3165	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 4);
3166	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 4);
3167	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 4);
3168	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 2);
3169	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -5);
3170	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3171	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -5);
3172	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -5);
3173	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -5);
3174	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 2);
3175	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -14);
3176	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -14);
3177	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 2);
3178	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 2);
3179	test(s1: "abcdefghij", pos1: 5, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3180	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "", pos2: 0, n2: 0, expected: 4);
3181	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "", pos2: 0, n2: 1, expected: 4);
3182	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "", pos2: 1, n2: 0, expected: 0);
3183	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 0, n2: 0, expected: 4);
3184	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 0, n2: 1, expected: 5);
3185	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 0, n2: 2, expected: 5);
3186	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 0, n2: 4, expected: 5);
3187	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 0, n2: 5, expected: 5);
3188	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 0, n2: 6, expected: 5);
3189	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 1, n2: 0, expected: 4);
3190	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 1, n2: 1, expected: 4);
3191	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 1, n2: 2, expected: 4);
3192	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 1, n2: 3, expected: 4);
3193	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 1, n2: 4, expected: 4);
3194	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 1, n2: 5, expected: 4);
3195	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 2, n2: 0, expected: 4);
3196	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 2, n2: 1, expected: 3);
3197	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 2, n2: 2, expected: 3);
3198	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 2, n2: 3, expected: 3);
3199	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 2, n2: 4, expected: 3);
3200	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 4, n2: 0, expected: 4);
3201	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 4, n2: 1, expected: 1);
3202	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 4, n2: 2, expected: 1);
3203	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 5, n2: 0, expected: 4);
3204	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 5, n2: 1, expected: 4);
3205	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3206	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 0, n2: 0, expected: 4);
3207	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 0, n2: 1, expected: 5);
3208	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
3209	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 0, n2: 9, expected: 5);
3210	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 0, n2: 10, expected: 5);
3211	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 0, n2: 11, expected: 5);
3212	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 1, n2: 0, expected: 4);
3213	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 1, n2: 1, expected: 4);
3214	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 1, n2: 4, expected: 4);
3215	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 1, n2: 8, expected: 4);
3216	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 1, n2: 9, expected: 4);
3217	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 1, n2: 10, expected: 4);
3218	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 5, n2: 0, expected: 4);
3219	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 5, n2: 1, expected: 3);
3220	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 5, n2: 2, expected: 2);
3221	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 5, n2: 4, expected: 0);
3222	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 5, n2: 5, expected: -1);
3223	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 5, n2: 6, expected: -1);
3224	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 9, n2: 0, expected: 4);
3225	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 9, n2: 1, expected: -4);
3226	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 9, n2: 2, expected: -4);
3227	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 10, n2: 0, expected: 4);
3228	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 10, n2: 1, expected: 4);
3229	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3230	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 4);
3231	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 5);
3232	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 5);
3233	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 5);
3234	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 5);
3235	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 5);
3236	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 4);
3237	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 4);
3238	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 4);
3239	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 4);
3240	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 4);
3241	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 4);
3242	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 4);
3243	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -5);
3244	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3245	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -5);
3246	}
3247
3248	void test31() {
3249	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -5);
3250	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -5);
3251	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 4);
3252	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -14);
3253	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -14);
3254	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 4);
3255	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 4);
3256	test(s1: "abcdefghij", pos1: 5, n1: 4, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3257	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "", pos2: 0, n2: 0, expected: 5);
3258	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "", pos2: 0, n2: 1, expected: 5);
3259	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "", pos2: 1, n2: 0, expected: 0);
3260	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 0, n2: 0, expected: 5);
3261	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 0, n2: 1, expected: 5);
3262	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 0, n2: 2, expected: 5);
3263	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 0, n2: 4, expected: 5);
3264	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 0, n2: 5, expected: 5);
3265	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 0, n2: 6, expected: 5);
3266	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 1, n2: 0, expected: 5);
3267	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 1, n2: 1, expected: 4);
3268	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 1, n2: 2, expected: 4);
3269	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 1, n2: 3, expected: 4);
3270	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 1, n2: 4, expected: 4);
3271	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 1, n2: 5, expected: 4);
3272	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 2, n2: 0, expected: 5);
3273	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 2, n2: 1, expected: 3);
3274	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 2, n2: 2, expected: 3);
3275	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 2, n2: 3, expected: 3);
3276	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 2, n2: 4, expected: 3);
3277	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 4, n2: 0, expected: 5);
3278	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 4, n2: 1, expected: 1);
3279	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 4, n2: 2, expected: 1);
3280	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 5, n2: 0, expected: 5);
3281	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 5, n2: 1, expected: 5);
3282	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3283	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 0, n2: 0, expected: 5);
3284	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 0, n2: 1, expected: 5);
3285	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
3286	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 0, n2: 9, expected: 5);
3287	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 0, n2: 10, expected: 5);
3288	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 0, n2: 11, expected: 5);
3289	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 1, n2: 0, expected: 5);
3290	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 1, n2: 1, expected: 4);
3291	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 1, n2: 4, expected: 4);
3292	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 1, n2: 8, expected: 4);
3293	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 1, n2: 9, expected: 4);
3294	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 1, n2: 10, expected: 4);
3295	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 5, n2: 0, expected: 5);
3296	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 5, n2: 1, expected: 4);
3297	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 5, n2: 2, expected: 3);
3298	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 5, n2: 4, expected: 1);
3299	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 5, n2: 5, expected: 0);
3300	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 5, n2: 6, expected: 0);
3301	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 9, n2: 0, expected: 5);
3302	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 9, n2: 1, expected: -4);
3303	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 9, n2: 2, expected: -4);
3304	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 10, n2: 0, expected: 5);
3305	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 10, n2: 1, expected: 5);
3306	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3307	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 5);
3308	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 5);
3309	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 5);
3310	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 5);
3311	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 5);
3312	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 5);
3313	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 5);
3314	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 4);
3315	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 4);
3316	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 4);
3317	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 4);
3318	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 4);
3319	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 5);
3320	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -5);
3321	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3322	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -5);
3323	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -5);
3324	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -5);
3325	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 5);
3326	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -14);
3327	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -14);
3328	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 5);
3329	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 5);
3330	test(s1: "abcdefghij", pos1: 5, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3331	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "", pos2: 0, n2: 0, expected: 5);
3332	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "", pos2: 0, n2: 1, expected: 5);
3333	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "", pos2: 1, n2: 0, expected: 0);
3334	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 0, n2: 0, expected: 5);
3335	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 0, n2: 1, expected: 5);
3336	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 0, n2: 2, expected: 5);
3337	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 0, n2: 4, expected: 5);
3338	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 0, n2: 5, expected: 5);
3339	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 0, n2: 6, expected: 5);
3340	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 1, n2: 0, expected: 5);
3341	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 1, n2: 1, expected: 4);
3342	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 1, n2: 2, expected: 4);
3343	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 1, n2: 3, expected: 4);
3344	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 1, n2: 4, expected: 4);
3345	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 1, n2: 5, expected: 4);
3346	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 2, n2: 0, expected: 5);
3347	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 2, n2: 1, expected: 3);
3348	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 2, n2: 2, expected: 3);
3349	}
3350
3351	void test32() {
3352	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 2, n2: 3, expected: 3);
3353	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 2, n2: 4, expected: 3);
3354	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 4, n2: 0, expected: 5);
3355	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 4, n2: 1, expected: 1);
3356	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 4, n2: 2, expected: 1);
3357	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 5, n2: 0, expected: 5);
3358	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 5, n2: 1, expected: 5);
3359	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3360	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 0, n2: 0, expected: 5);
3361	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 0, n2: 1, expected: 5);
3362	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
3363	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 0, n2: 9, expected: 5);
3364	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 0, n2: 10, expected: 5);
3365	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 0, n2: 11, expected: 5);
3366	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 1, n2: 0, expected: 5);
3367	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 1, n2: 1, expected: 4);
3368	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 1, n2: 4, expected: 4);
3369	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 1, n2: 8, expected: 4);
3370	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 1, n2: 9, expected: 4);
3371	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 1, n2: 10, expected: 4);
3372	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 5, n2: 0, expected: 5);
3373	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 5, n2: 1, expected: 4);
3374	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 5, n2: 2, expected: 3);
3375	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 5, n2: 4, expected: 1);
3376	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 5, n2: 5, expected: 0);
3377	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 5, n2: 6, expected: 0);
3378	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 9, n2: 0, expected: 5);
3379	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 9, n2: 1, expected: -4);
3380	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 9, n2: 2, expected: -4);
3381	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 10, n2: 0, expected: 5);
3382	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 10, n2: 1, expected: 5);
3383	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3384	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 5);
3385	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 5);
3386	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 5);
3387	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 5);
3388	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 5);
3389	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 5);
3390	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 5);
3391	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 4);
3392	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 4);
3393	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 4);
3394	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 4);
3395	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 4);
3396	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 5);
3397	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -5);
3398	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3399	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -5);
3400	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -5);
3401	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -5);
3402	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 5);
3403	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -14);
3404	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -14);
3405	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 5);
3406	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 5);
3407	test(s1: "abcdefghij", pos1: 5, n1: 6, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3408	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
3409	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
3410	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
3411	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
3412	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
3413	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
3414	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
3415	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
3416	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
3417	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
3418	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
3419	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
3420	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
3421	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
3422	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
3423	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
3424	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
3425	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
3426	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
3427	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
3428	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
3429	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
3430	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
3431	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
3432	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
3433	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3434	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
3435	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
3436	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
3437	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
3438	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
3439	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
3440	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
3441	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
3442	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
3443	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
3444	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
3445	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
3446	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
3447	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
3448	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
3449	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
3450	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
3451	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
3452	}
3453
3454	void test33() {
3455	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
3456	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
3457	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
3458	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
3459	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
3460	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3461	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
3462	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
3463	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
3464	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
3465	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
3466	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
3467	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
3468	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
3469	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
3470	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
3471	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
3472	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
3473	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
3474	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3475	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3476	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
3477	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
3478	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
3479	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
3480	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
3481	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
3482	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
3483	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
3484	test(s1: "abcdefghij", pos1: 9, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3485	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
3486	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
3487	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
3488	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
3489	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 9);
3490	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 9);
3491	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 9);
3492	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 9);
3493	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 9);
3494	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
3495	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 8);
3496	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: 8);
3497	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: 8);
3498	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: 8);
3499	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: 8);
3500	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
3501	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: 7);
3502	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: 7);
3503	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: 7);
3504	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: 7);
3505	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
3506	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: 5);
3507	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: 5);
3508	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
3509	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
3510	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3511	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
3512	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 9);
3513	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 9);
3514	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 9);
3515	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 9);
3516	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 9);
3517	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
3518	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 8);
3519	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: 8);
3520	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: 8);
3521	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: 8);
3522	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: 8);
3523	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
3524	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: 4);
3525	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: 4);
3526	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: 4);
3527	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: 4);
3528	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: 4);
3529	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
3530	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: 0);
3531	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: 0);
3532	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
3533	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
3534	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3535	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
3536	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 9);
3537	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 9);
3538	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 9);
3539	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 9);
3540	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 9);
3541	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
3542	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 8);
3543	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 8);
3544	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 8);
3545	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 8);
3546	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 8);
3547	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
3548	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3549	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -1);
3550	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -1);
3551	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -1);
3552	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -1);
3553	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
3554	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -10);
3555	}
3556
3557	void test34() {
3558	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -10);
3559	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
3560	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
3561	test(s1: "abcdefghij", pos1: 9, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3562	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "", pos2: 0, n2: 0, expected: 1);
3563	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "", pos2: 0, n2: 1, expected: 1);
3564	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
3565	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 1);
3566	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 9);
3567	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 9);
3568	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: 9);
3569	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: 9);
3570	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: 9);
3571	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 1);
3572	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: 8);
3573	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: 8);
3574	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: 8);
3575	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: 8);
3576	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: 8);
3577	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 1);
3578	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: 7);
3579	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: 7);
3580	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: 7);
3581	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: 7);
3582	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 1);
3583	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: 5);
3584	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: 5);
3585	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 1);
3586	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 1);
3587	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3588	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
3589	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 9);
3590	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: 9);
3591	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: 9);
3592	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: 9);
3593	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: 9);
3594	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
3595	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: 8);
3596	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: 8);
3597	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: 8);
3598	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: 8);
3599	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: 8);
3600	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
3601	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: 4);
3602	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: 4);
3603	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: 4);
3604	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: 4);
3605	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: 4);
3606	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
3607	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: 0);
3608	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: 0);
3609	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
3610	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
3611	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3612	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
3613	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 9);
3614	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 9);
3615	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 9);
3616	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 9);
3617	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 9);
3618	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
3619	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 8);
3620	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 8);
3621	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 8);
3622	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 8);
3623	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 8);
3624	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
3625	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3626	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -1);
3627	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -1);
3628	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -1);
3629	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -1);
3630	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
3631	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -10);
3632	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -10);
3633	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
3634	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
3635	test(s1: "abcdefghij", pos1: 9, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3636	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
3637	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
3638	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
3639	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
3640	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
3641	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
3642	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
3643	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
3644	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
3645	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
3646	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
3647	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
3648	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
3649	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
3650	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
3651	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
3652	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
3653	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
3654	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
3655	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
3656	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
3657	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
3658	}
3659
3660	void test35() {
3661	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
3662	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
3663	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
3664	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3665	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
3666	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
3667	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
3668	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
3669	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
3670	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
3671	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
3672	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
3673	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
3674	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
3675	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
3676	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
3677	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
3678	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
3679	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
3680	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
3681	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
3682	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
3683	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
3684	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
3685	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
3686	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
3687	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
3688	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3689	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
3690	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
3691	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
3692	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
3693	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
3694	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
3695	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
3696	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
3697	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
3698	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
3699	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
3700	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
3701	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
3702	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3703	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3704	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
3705	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
3706	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
3707	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
3708	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
3709	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
3710	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
3711	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
3712	test(s1: "abcdefghij", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3713	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "", pos2: 0, n2: 0, expected: 0);
3714	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "", pos2: 0, n2: 1, expected: 0);
3715	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
3716	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 0);
3717	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: -1);
3718	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -2);
3719	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -4);
3720	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -5);
3721	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -5);
3722	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 0);
3723	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
3724	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -2);
3725	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -3);
3726	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -4);
3727	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -4);
3728	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 0);
3729	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
3730	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
3731	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -3);
3732	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -3);
3733	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 0);
3734	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -1);
3735	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -1);
3736	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 0);
3737	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 0);
3738	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3739	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
3740	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
3741	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
3742	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
3743	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
3744	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
3745	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
3746	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
3747	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
3748	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
3749	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
3750	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
3751	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
3752	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
3753	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
3754	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
3755	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
3756	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
3757	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
3758	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
3759	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
3760	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
3761	}
3762
3763	void test36() {
3764	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
3765	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3766	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
3767	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
3768	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
3769	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
3770	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
3771	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
3772	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
3773	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
3774	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
3775	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
3776	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
3777	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
3778	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
3779	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3780	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3781	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
3782	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
3783	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
3784	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
3785	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
3786	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
3787	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
3788	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
3789	test(s1: "abcdefghij", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3790	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
3791	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
3792	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
3793	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
3794	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: 0);
3795	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: 0);
3796	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: 0);
3797	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: 0);
3798	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: 0);
3799	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
3800	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: 0);
3801	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: 0);
3802	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: 0);
3803	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: 0);
3804	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: 0);
3805	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
3806	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: 0);
3807	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: 0);
3808	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: 0);
3809	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: 0);
3810	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
3811	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: 0);
3812	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: 0);
3813	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
3814	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
3815	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3816	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
3817	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
3818	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
3819	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: 0);
3820	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
3821	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
3822	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
3823	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
3824	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
3825	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: 0);
3826	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
3827	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
3828	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
3829	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: 0);
3830	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: 0);
3831	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: 0);
3832	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: 0);
3833	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: 0);
3834	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
3835	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: 0);
3836	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: 0);
3837	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
3838	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
3839	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3840	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
3841	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
3842	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
3843	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 0);
3844	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 0);
3845	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 0);
3846	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
3847	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
3848	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
3849	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 0);
3850	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 0);
3851	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 0);
3852	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
3853	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 0);
3854	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 0);
3855	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 0);
3856	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 0);
3857	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 0);
3858	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
3859	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: 0);
3860	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: 0);
3861	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
3862	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
3863	test(s1: "abcdefghij", pos1: 11, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3864	}
3865
3866	void test37() {
3867	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
3868	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
3869	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
3870	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
3871	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
3872	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
3873	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
3874	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
3875	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
3876	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
3877	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
3878	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
3879	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
3880	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
3881	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
3882	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
3883	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
3884	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
3885	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
3886	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
3887	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
3888	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
3889	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
3890	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
3891	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
3892	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3893	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
3894	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
3895	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
3896	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
3897	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
3898	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
3899	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
3900	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
3901	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
3902	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
3903	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
3904	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
3905	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
3906	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
3907	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
3908	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
3909	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
3910	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
3911	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
3912	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
3913	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
3914	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
3915	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
3916	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3917	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
3918	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
3919	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
3920	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
3921	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
3922	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
3923	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
3924	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
3925	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
3926	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
3927	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
3928	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
3929	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
3930	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
3931	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
3932	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
3933	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
3934	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
3935	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
3936	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
3937	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
3938	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
3939	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
3940	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
3941	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
3942	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
3943	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
3944	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
3945	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 0);
3946	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -1);
3947	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -3);
3948	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -4);
3949	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -4);
3950	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
3951	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
3952	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -1);
3953	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -1);
3954	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -1);
3955	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -1);
3956	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
3957	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -2);
3958	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
3959	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -2);
3960	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -2);
3961	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
3962	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -4);
3963	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -4);
3964	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
3965	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
3966	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
3967	}
3968
3969	void test38() {
3970	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
3971	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
3972	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -4);
3973	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -8);
3974	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -9);
3975	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -9);
3976	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
3977	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
3978	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
3979	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
3980	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
3981	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
3982	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
3983	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
3984	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
3985	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
3986	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
3987	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
3988	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
3989	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
3990	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
3991	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
3992	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
3993	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
3994	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
3995	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
3996	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -9);
3997	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -18);
3998	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -19);
3999	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -19);
4000	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
4001	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4002	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
4003	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
4004	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
4005	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
4006	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
4007	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
4008	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
4009	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
4010	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4011	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4012	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
4013	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
4014	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
4015	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
4016	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
4017	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4018	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "", pos2: 0, n2: 0, expected: 10);
4019	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "", pos2: 0, n2: 1, expected: 10);
4020	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "", pos2: 1, n2: 0, expected: 0);
4021	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 0, expected: 10);
4022	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 1, expected: 9);
4023	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 2, expected: 8);
4024	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 4, expected: 6);
4025	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 5, expected: 5);
4026	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 0, n2: 6, expected: 5);
4027	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 0, expected: 10);
4028	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 1, expected: -1);
4029	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 2, expected: -1);
4030	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 3, expected: -1);
4031	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 4, expected: -1);
4032	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 1, n2: 5, expected: -1);
4033	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 0, expected: 10);
4034	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 1, expected: -2);
4035	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 2, expected: -2);
4036	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 3, expected: -2);
4037	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 2, n2: 4, expected: -2);
4038	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 4, n2: 0, expected: 10);
4039	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 4, n2: 1, expected: -4);
4040	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 4, n2: 2, expected: -4);
4041	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 5, n2: 0, expected: 10);
4042	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 5, n2: 1, expected: 10);
4043	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4044	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 0, expected: 10);
4045	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 1, expected: 9);
4046	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 5, expected: 5);
4047	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
4048	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
4049	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
4050	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 0, expected: 10);
4051	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
4052	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
4053	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
4054	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
4055	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
4056	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 0, expected: 10);
4057	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
4058	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
4059	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
4060	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
4061	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
4062	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 9, n2: 0, expected: 10);
4063	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
4064	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
4065	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 10, n2: 0, expected: 10);
4066	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 10, n2: 1, expected: 10);
4067	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4068	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 10);
4069	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 9);
4070	}
4071
4072	void test39() {
4073	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
4074	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -9);
4075	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -10);
4076	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -10);
4077	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 10);
4078	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4079	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
4080	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
4081	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
4082	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
4083	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 10);
4084	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
4085	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
4086	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
4087	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4088	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4089	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 10);
4090	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
4091	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
4092	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 10);
4093	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 10);
4094	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4095	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "", pos2: 0, n2: 0, expected: 19);
4096	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "", pos2: 0, n2: 1, expected: 19);
4097	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "", pos2: 1, n2: 0, expected: 0);
4098	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 0, n2: 0, expected: 19);
4099	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 0, n2: 1, expected: 18);
4100	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 0, n2: 2, expected: 17);
4101	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 0, n2: 4, expected: 15);
4102	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 0, n2: 5, expected: 14);
4103	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 0, n2: 6, expected: 14);
4104	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 1, n2: 0, expected: 19);
4105	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 1, n2: 1, expected: -1);
4106	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 1, n2: 2, expected: -1);
4107	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 1, n2: 3, expected: -1);
4108	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 1, n2: 4, expected: -1);
4109	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 1, n2: 5, expected: -1);
4110	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 2, n2: 0, expected: 19);
4111	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 2, n2: 1, expected: -2);
4112	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 2, n2: 2, expected: -2);
4113	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 2, n2: 3, expected: -2);
4114	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 2, n2: 4, expected: -2);
4115	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 4, n2: 0, expected: 19);
4116	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 4, n2: 1, expected: -4);
4117	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 4, n2: 2, expected: -4);
4118	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 5, n2: 0, expected: 19);
4119	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 5, n2: 1, expected: 19);
4120	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4121	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 0, n2: 0, expected: 19);
4122	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 0, n2: 1, expected: 18);
4123	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 0, n2: 5, expected: 14);
4124	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 0, n2: 9, expected: 10);
4125	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 0, n2: 10, expected: 9);
4126	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 0, n2: 11, expected: 9);
4127	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 1, n2: 0, expected: 19);
4128	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
4129	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
4130	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
4131	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
4132	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
4133	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 5, n2: 0, expected: 19);
4134	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
4135	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
4136	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
4137	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
4138	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
4139	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 9, n2: 0, expected: 19);
4140	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
4141	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
4142	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 10, n2: 0, expected: 19);
4143	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 10, n2: 1, expected: 19);
4144	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4145	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 19);
4146	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 18);
4147	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 9);
4148	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 0);
4149	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -1);
4150	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -1);
4151	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 19);
4152	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4153	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
4154	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
4155	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
4156	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
4157	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 19);
4158	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
4159	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
4160	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
4161	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4162	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4163	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 19);
4164	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
4165	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
4166	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 19);
4167	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 19);
4168	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4169	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "", pos2: 0, n2: 0, expected: 20);
4170	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "", pos2: 0, n2: 1, expected: 20);
4171	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "", pos2: 1, n2: 0, expected: 0);
4172	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 0, n2: 0, expected: 20);
4173	}
4174
4175	void test40() {
4176	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 0, n2: 1, expected: 19);
4177	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 0, n2: 2, expected: 18);
4178	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 0, n2: 4, expected: 16);
4179	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 0, n2: 5, expected: 15);
4180	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 0, n2: 6, expected: 15);
4181	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 1, n2: 0, expected: 20);
4182	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 1, n2: 1, expected: -1);
4183	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 1, n2: 2, expected: -1);
4184	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 1, n2: 3, expected: -1);
4185	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 1, n2: 4, expected: -1);
4186	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 1, n2: 5, expected: -1);
4187	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 2, n2: 0, expected: 20);
4188	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 2, n2: 1, expected: -2);
4189	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 2, n2: 2, expected: -2);
4190	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 2, n2: 3, expected: -2);
4191	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 2, n2: 4, expected: -2);
4192	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 4, n2: 0, expected: 20);
4193	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 4, n2: 1, expected: -4);
4194	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 4, n2: 2, expected: -4);
4195	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 5, n2: 0, expected: 20);
4196	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 5, n2: 1, expected: 20);
4197	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4198	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 0, n2: 0, expected: 20);
4199	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 0, n2: 1, expected: 19);
4200	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 0, n2: 5, expected: 15);
4201	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 0, n2: 9, expected: 11);
4202	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
4203	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
4204	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 1, n2: 0, expected: 20);
4205	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
4206	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
4207	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
4208	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
4209	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
4210	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 5, n2: 0, expected: 20);
4211	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
4212	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
4213	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
4214	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
4215	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
4216	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 9, n2: 0, expected: 20);
4217	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
4218	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
4219	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 10, n2: 0, expected: 20);
4220	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 10, n2: 1, expected: 20);
4221	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4222	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 20);
4223	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 19);
4224	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
4225	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4226	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 0);
4227	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 0);
4228	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 20);
4229	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4230	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
4231	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
4232	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
4233	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
4234	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 20);
4235	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
4236	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
4237	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
4238	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4239	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4240	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 20);
4241	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
4242	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
4243	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 20);
4244	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 20);
4245	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4246	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "", pos2: 0, n2: 0, expected: 20);
4247	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "", pos2: 0, n2: 1, expected: 20);
4248	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "", pos2: 1, n2: 0, expected: 0);
4249	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 0, n2: 0, expected: 20);
4250	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 0, n2: 1, expected: 19);
4251	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 0, n2: 2, expected: 18);
4252	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 0, n2: 4, expected: 16);
4253	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 0, n2: 5, expected: 15);
4254	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 0, n2: 6, expected: 15);
4255	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 1, n2: 0, expected: 20);
4256	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 1, n2: 1, expected: -1);
4257	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 1, n2: 2, expected: -1);
4258	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 1, n2: 3, expected: -1);
4259	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 1, n2: 4, expected: -1);
4260	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 1, n2: 5, expected: -1);
4261	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 2, n2: 0, expected: 20);
4262	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 2, n2: 1, expected: -2);
4263	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 2, n2: 2, expected: -2);
4264	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 2, n2: 3, expected: -2);
4265	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 2, n2: 4, expected: -2);
4266	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 4, n2: 0, expected: 20);
4267	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 4, n2: 1, expected: -4);
4268	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 4, n2: 2, expected: -4);
4269	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 5, n2: 0, expected: 20);
4270	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 5, n2: 1, expected: 20);
4271	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4272	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 0, n2: 0, expected: 20);
4273	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 0, n2: 1, expected: 19);
4274	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 0, n2: 5, expected: 15);
4275	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 0, n2: 9, expected: 11);
4276	}
4277
4278	void test41() {
4279	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
4280	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
4281	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 1, n2: 0, expected: 20);
4282	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
4283	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 1, n2: 4, expected: -1);
4284	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 1, n2: 8, expected: -1);
4285	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 1, n2: 9, expected: -1);
4286	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 1, n2: 10, expected: -1);
4287	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 5, n2: 0, expected: 20);
4288	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 5, n2: 1, expected: -5);
4289	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 5, n2: 2, expected: -5);
4290	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 5, n2: 4, expected: -5);
4291	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
4292	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
4293	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 9, n2: 0, expected: 20);
4294	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 9, n2: 1, expected: -9);
4295	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 9, n2: 2, expected: -9);
4296	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 10, n2: 0, expected: 20);
4297	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 10, n2: 1, expected: 20);
4298	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4299	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 20);
4300	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 19);
4301	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
4302	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4303	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 0);
4304	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 0);
4305	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 20);
4306	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4307	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -1);
4308	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -1);
4309	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
4310	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
4311	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 20);
4312	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -10);
4313	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -10);
4314	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -10);
4315	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4316	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4317	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 20);
4318	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -19);
4319	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -19);
4320	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 20);
4321	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 20);
4322	test(s1: "abcdefghijklmnopqrst", pos1: 0, n1: 21, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4323	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
4324	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
4325	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
4326	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
4327	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
4328	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
4329	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
4330	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
4331	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
4332	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
4333	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
4334	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
4335	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
4336	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
4337	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
4338	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
4339	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4340	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
4341	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
4342	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
4343	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
4344	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
4345	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
4346	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
4347	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
4348	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4349	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
4350	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
4351	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
4352	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
4353	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
4354	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
4355	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
4356	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
4357	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
4358	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
4359	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
4360	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
4361	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
4362	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
4363	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
4364	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4365	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
4366	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
4367	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
4368	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
4369	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
4370	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
4371	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
4372	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4373	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
4374	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
4375	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
4376	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
4377	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
4378	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
4379	}
4380
4381	void test42() {
4382	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
4383	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4384	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
4385	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
4386	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
4387	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
4388	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
4389	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
4390	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
4391	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4392	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4393	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4394	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
4395	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
4396	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
4397	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
4398	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
4399	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4400	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
4401	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
4402	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
4403	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
4404	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 1);
4405	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 1);
4406	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 1);
4407	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 1);
4408	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 1);
4409	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
4410	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 0);
4411	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -1);
4412	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -2);
4413	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -3);
4414	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -3);
4415	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
4416	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4417	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -1);
4418	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -1);
4419	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -1);
4420	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
4421	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -3);
4422	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -3);
4423	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
4424	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
4425	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4426	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
4427	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
4428	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
4429	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
4430	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
4431	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
4432	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
4433	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
4434	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -3);
4435	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -7);
4436	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -8);
4437	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -8);
4438	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
4439	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
4440	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
4441	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4442	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
4443	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
4444	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
4445	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
4446	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
4447	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
4448	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
4449	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4450	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
4451	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
4452	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
4453	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4454	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
4455	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
4456	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
4457	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
4458	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -8);
4459	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -17);
4460	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -18);
4461	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -18);
4462	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
4463	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
4464	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
4465	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4466	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
4467	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
4468	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
4469	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
4470	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
4471	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
4472	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
4473	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4474	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "", pos2: 0, n2: 0, expected: 9);
4475	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "", pos2: 0, n2: 1, expected: 9);
4476	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "", pos2: 1, n2: 0, expected: 0);
4477	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 0, expected: 9);
4478	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 1, expected: 1);
4479	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 2, expected: 1);
4480	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 4, expected: 1);
4481	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 5, expected: 1);
4482	}
4483
4484	void test43() {
4485	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 0, n2: 6, expected: 1);
4486	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 0, expected: 9);
4487	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 1, expected: 8);
4488	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 2, expected: 7);
4489	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 3, expected: 6);
4490	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 4, expected: 5);
4491	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 1, n2: 5, expected: 5);
4492	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 0, expected: 9);
4493	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4494	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 2, expected: -1);
4495	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 3, expected: -1);
4496	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 2, n2: 4, expected: -1);
4497	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 4, n2: 0, expected: 9);
4498	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 4, n2: 1, expected: -3);
4499	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 4, n2: 2, expected: -3);
4500	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 5, n2: 0, expected: 9);
4501	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 5, n2: 1, expected: 9);
4502	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4503	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 0, expected: 9);
4504	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
4505	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
4506	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
4507	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
4508	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
4509	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 0, expected: 9);
4510	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 1, expected: 8);
4511	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 4, expected: 5);
4512	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 8, expected: 1);
4513	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
4514	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
4515	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 0, expected: 9);
4516	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
4517	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
4518	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4519	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
4520	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
4521	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 9, n2: 0, expected: 9);
4522	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
4523	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
4524	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 10, n2: 0, expected: 9);
4525	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 10, n2: 1, expected: 9);
4526	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4527	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 9);
4528	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
4529	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
4530	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4531	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
4532	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
4533	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 9);
4534	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 8);
4535	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
4536	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -9);
4537	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -10);
4538	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -10);
4539	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 9);
4540	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
4541	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
4542	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4543	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
4544	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
4545	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 9);
4546	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
4547	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
4548	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 9);
4549	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 9);
4550	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4551	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "", pos2: 0, n2: 0, expected: 18);
4552	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "", pos2: 0, n2: 1, expected: 18);
4553	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "", pos2: 1, n2: 0, expected: 0);
4554	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 0, n2: 0, expected: 18);
4555	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 0, n2: 1, expected: 1);
4556	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 0, n2: 2, expected: 1);
4557	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 0, n2: 4, expected: 1);
4558	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 0, n2: 5, expected: 1);
4559	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 0, n2: 6, expected: 1);
4560	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 1, n2: 0, expected: 18);
4561	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 1, n2: 1, expected: 17);
4562	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 1, n2: 2, expected: 16);
4563	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 1, n2: 3, expected: 15);
4564	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 1, n2: 4, expected: 14);
4565	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 1, n2: 5, expected: 14);
4566	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 2, n2: 0, expected: 18);
4567	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4568	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 2, n2: 2, expected: -1);
4569	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 2, n2: 3, expected: -1);
4570	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 2, n2: 4, expected: -1);
4571	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 4, n2: 0, expected: 18);
4572	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 4, n2: 1, expected: -3);
4573	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 4, n2: 2, expected: -3);
4574	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 5, n2: 0, expected: 18);
4575	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 5, n2: 1, expected: 18);
4576	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4577	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 0, n2: 0, expected: 18);
4578	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
4579	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
4580	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
4581	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
4582	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
4583	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 1, n2: 0, expected: 18);
4584	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 1, n2: 1, expected: 17);
4585	}
4586
4587	void test44() {
4588	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 1, n2: 4, expected: 14);
4589	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 1, n2: 8, expected: 10);
4590	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 1, n2: 9, expected: 9);
4591	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 1, n2: 10, expected: 9);
4592	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 5, n2: 0, expected: 18);
4593	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
4594	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
4595	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4596	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
4597	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
4598	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 9, n2: 0, expected: 18);
4599	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
4600	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
4601	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 10, n2: 0, expected: 18);
4602	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 10, n2: 1, expected: 18);
4603	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4604	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 18);
4605	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
4606	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
4607	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4608	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
4609	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
4610	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 18);
4611	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 17);
4612	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 9);
4613	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 0);
4614	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -1);
4615	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -1);
4616	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 18);
4617	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
4618	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
4619	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4620	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
4621	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
4622	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 18);
4623	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
4624	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
4625	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 18);
4626	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 18);
4627	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 18, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4628	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "", pos2: 0, n2: 0, expected: 19);
4629	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "", pos2: 0, n2: 1, expected: 19);
4630	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "", pos2: 1, n2: 0, expected: 0);
4631	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 0, n2: 0, expected: 19);
4632	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 0, n2: 1, expected: 1);
4633	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 0, n2: 2, expected: 1);
4634	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 0, n2: 4, expected: 1);
4635	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 0, n2: 5, expected: 1);
4636	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 0, n2: 6, expected: 1);
4637	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 1, n2: 0, expected: 19);
4638	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 1, n2: 1, expected: 18);
4639	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 1, n2: 2, expected: 17);
4640	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 1, n2: 3, expected: 16);
4641	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 1, n2: 4, expected: 15);
4642	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 1, n2: 5, expected: 15);
4643	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 2, n2: 0, expected: 19);
4644	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4645	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 2, n2: 2, expected: -1);
4646	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 2, n2: 3, expected: -1);
4647	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 2, n2: 4, expected: -1);
4648	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 4, n2: 0, expected: 19);
4649	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 4, n2: 1, expected: -3);
4650	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 4, n2: 2, expected: -3);
4651	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 5, n2: 0, expected: 19);
4652	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 5, n2: 1, expected: 19);
4653	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4654	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 0, n2: 0, expected: 19);
4655	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
4656	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
4657	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
4658	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
4659	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
4660	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 1, n2: 0, expected: 19);
4661	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 1, n2: 1, expected: 18);
4662	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 1, n2: 4, expected: 15);
4663	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 1, n2: 8, expected: 11);
4664	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 1, n2: 9, expected: 10);
4665	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 1, n2: 10, expected: 10);
4666	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 5, n2: 0, expected: 19);
4667	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
4668	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
4669	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4670	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
4671	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
4672	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 9, n2: 0, expected: 19);
4673	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
4674	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
4675	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 10, n2: 0, expected: 19);
4676	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 10, n2: 1, expected: 19);
4677	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4678	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 19);
4679	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
4680	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
4681	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4682	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
4683	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
4684	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 19);
4685	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 18);
4686	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 10);
4687	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 1);
4688	}
4689
4690	void test45() {
4691	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 0);
4692	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 0);
4693	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 19);
4694	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
4695	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
4696	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4697	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
4698	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
4699	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 19);
4700	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
4701	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
4702	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 19);
4703	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 19);
4704	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 19, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4705	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "", pos2: 0, n2: 0, expected: 19);
4706	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "", pos2: 0, n2: 1, expected: 19);
4707	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "", pos2: 1, n2: 0, expected: 0);
4708	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 0, n2: 0, expected: 19);
4709	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 0, n2: 1, expected: 1);
4710	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 0, n2: 2, expected: 1);
4711	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 0, n2: 4, expected: 1);
4712	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 0, n2: 5, expected: 1);
4713	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 0, n2: 6, expected: 1);
4714	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 1, n2: 0, expected: 19);
4715	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 1, n2: 1, expected: 18);
4716	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 1, n2: 2, expected: 17);
4717	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 1, n2: 3, expected: 16);
4718	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 1, n2: 4, expected: 15);
4719	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 1, n2: 5, expected: 15);
4720	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 2, n2: 0, expected: 19);
4721	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4722	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 2, n2: 2, expected: -1);
4723	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 2, n2: 3, expected: -1);
4724	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 2, n2: 4, expected: -1);
4725	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 4, n2: 0, expected: 19);
4726	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 4, n2: 1, expected: -3);
4727	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 4, n2: 2, expected: -3);
4728	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 5, n2: 0, expected: 19);
4729	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 5, n2: 1, expected: 19);
4730	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4731	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 0, n2: 0, expected: 19);
4732	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 0, n2: 1, expected: 1);
4733	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 0, n2: 5, expected: 1);
4734	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 0, n2: 9, expected: 1);
4735	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 0, n2: 10, expected: 1);
4736	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 0, n2: 11, expected: 1);
4737	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 1, n2: 0, expected: 19);
4738	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 1, n2: 1, expected: 18);
4739	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 1, n2: 4, expected: 15);
4740	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 1, n2: 8, expected: 11);
4741	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 1, n2: 9, expected: 10);
4742	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 1, n2: 10, expected: 10);
4743	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 5, n2: 0, expected: 19);
4744	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 5, n2: 1, expected: -4);
4745	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 5, n2: 2, expected: -4);
4746	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4747	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 5, n2: 5, expected: -4);
4748	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 5, n2: 6, expected: -4);
4749	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 9, n2: 0, expected: 19);
4750	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 9, n2: 1, expected: -8);
4751	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 9, n2: 2, expected: -8);
4752	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 10, n2: 0, expected: 19);
4753	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 10, n2: 1, expected: 19);
4754	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4755	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 19);
4756	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 1);
4757	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 1);
4758	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 1);
4759	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 1);
4760	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 1);
4761	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 19);
4762	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 18);
4763	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 10);
4764	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 1);
4765	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 0);
4766	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 0);
4767	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 19);
4768	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -9);
4769	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -9);
4770	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4771	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
4772	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
4773	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 19);
4774	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -18);
4775	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -18);
4776	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 19);
4777	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 19);
4778	test(s1: "abcdefghijklmnopqrst", pos1: 1, n1: 20, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4779	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
4780	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
4781	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
4782	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
4783	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
4784	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
4785	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
4786	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
4787	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
4788	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
4789	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
4790	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
4791	}
4792
4793	void test46() {
4794	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
4795	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
4796	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
4797	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
4798	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
4799	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
4800	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
4801	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
4802	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
4803	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
4804	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
4805	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
4806	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
4807	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4808	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
4809	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
4810	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
4811	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
4812	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
4813	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
4814	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
4815	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
4816	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
4817	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
4818	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
4819	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
4820	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
4821	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
4822	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
4823	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
4824	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
4825	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
4826	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
4827	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
4828	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
4829	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
4830	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
4831	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4832	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
4833	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
4834	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
4835	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
4836	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
4837	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
4838	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
4839	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
4840	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
4841	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
4842	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
4843	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
4844	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
4845	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
4846	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
4847	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
4848	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
4849	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
4850	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
4851	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
4852	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
4853	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
4854	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
4855	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4856	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
4857	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
4858	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
4859	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
4860	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 10);
4861	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 10);
4862	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 10);
4863	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 10);
4864	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 10);
4865	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
4866	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 9);
4867	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: 9);
4868	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: 9);
4869	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: 9);
4870	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: 9);
4871	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
4872	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: 8);
4873	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: 8);
4874	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: 8);
4875	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: 8);
4876	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
4877	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: 6);
4878	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: 6);
4879	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
4880	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
4881	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4882	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
4883	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 10);
4884	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 10);
4885	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 10);
4886	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
4887	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
4888	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
4889	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 9);
4890	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: 9);
4891	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: 9);
4892	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: 9);
4893	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: 9);
4894	}
4895
4896	void test47() {
4897	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
4898	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: 5);
4899	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: 5);
4900	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: 5);
4901	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: 5);
4902	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: 5);
4903	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
4904	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: 1);
4905	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: 1);
4906	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
4907	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
4908	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4909	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
4910	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 10);
4911	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
4912	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 10);
4913	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 10);
4914	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 10);
4915	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
4916	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 9);
4917	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 9);
4918	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 9);
4919	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 9);
4920	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 9);
4921	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
4922	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 0);
4923	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -4);
4924	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -8);
4925	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -9);
4926	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -9);
4927	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
4928	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -9);
4929	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -9);
4930	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
4931	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
4932	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
4933	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "", pos2: 0, n2: 0, expected: 5);
4934	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "", pos2: 0, n2: 1, expected: 5);
4935	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "", pos2: 1, n2: 0, expected: 0);
4936	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 0, n2: 0, expected: 5);
4937	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 0, n2: 1, expected: 10);
4938	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 0, n2: 2, expected: 10);
4939	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 0, n2: 4, expected: 10);
4940	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 0, n2: 5, expected: 10);
4941	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 0, n2: 6, expected: 10);
4942	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 1, n2: 0, expected: 5);
4943	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 1, n2: 1, expected: 9);
4944	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 1, n2: 2, expected: 9);
4945	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 1, n2: 3, expected: 9);
4946	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 1, n2: 4, expected: 9);
4947	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 1, n2: 5, expected: 9);
4948	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 2, n2: 0, expected: 5);
4949	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 2, n2: 1, expected: 8);
4950	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 2, n2: 2, expected: 8);
4951	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 2, n2: 3, expected: 8);
4952	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 2, n2: 4, expected: 8);
4953	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 4, n2: 0, expected: 5);
4954	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 4, n2: 1, expected: 6);
4955	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 4, n2: 2, expected: 6);
4956	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 5, n2: 0, expected: 5);
4957	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 5, n2: 1, expected: 5);
4958	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcde", pos2: 6, n2: 0, expected: 0);
4959	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 0, n2: 0, expected: 5);
4960	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 0, n2: 1, expected: 10);
4961	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 0, n2: 5, expected: 10);
4962	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 0, n2: 9, expected: 10);
4963	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
4964	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
4965	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 1, n2: 0, expected: 5);
4966	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 1, n2: 1, expected: 9);
4967	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 1, n2: 4, expected: 9);
4968	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 1, n2: 8, expected: 9);
4969	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 1, n2: 9, expected: 9);
4970	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 1, n2: 10, expected: 9);
4971	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 5, n2: 0, expected: 5);
4972	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 5, n2: 1, expected: 5);
4973	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 5, n2: 2, expected: 5);
4974	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 5, n2: 4, expected: 5);
4975	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 5, n2: 5, expected: 5);
4976	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 5, n2: 6, expected: 5);
4977	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 9, n2: 0, expected: 5);
4978	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 9, n2: 1, expected: 1);
4979	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 9, n2: 2, expected: 1);
4980	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 10, n2: 0, expected: 5);
4981	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 10, n2: 1, expected: 5);
4982	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
4983	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 5);
4984	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 10);
4985	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
4986	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 10);
4987	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 10);
4988	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 10);
4989	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 5);
4990	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 9);
4991	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 9);
4992	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 9);
4993	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 9);
4994	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 9);
4995	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 5);
4996	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 4);
4997	}
4998
4999	void test48() {
5000	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 0);
5001	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -4);
5002	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -5);
5003	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -5);
5004	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 5);
5005	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -9);
5006	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -9);
5007	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 5);
5008	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 5);
5009	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 5, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5010	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "", pos2: 0, n2: 0, expected: 9);
5011	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "", pos2: 0, n2: 1, expected: 9);
5012	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "", pos2: 1, n2: 0, expected: 0);
5013	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 0, n2: 0, expected: 9);
5014	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 0, n2: 1, expected: 10);
5015	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 0, n2: 2, expected: 10);
5016	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 0, n2: 4, expected: 10);
5017	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 0, n2: 5, expected: 10);
5018	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 0, n2: 6, expected: 10);
5019	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 1, n2: 0, expected: 9);
5020	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 1, n2: 1, expected: 9);
5021	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 1, n2: 2, expected: 9);
5022	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 1, n2: 3, expected: 9);
5023	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 1, n2: 4, expected: 9);
5024	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 1, n2: 5, expected: 9);
5025	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 2, n2: 0, expected: 9);
5026	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 2, n2: 1, expected: 8);
5027	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 2, n2: 2, expected: 8);
5028	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 2, n2: 3, expected: 8);
5029	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 2, n2: 4, expected: 8);
5030	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 4, n2: 0, expected: 9);
5031	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 4, n2: 1, expected: 6);
5032	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 4, n2: 2, expected: 6);
5033	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 5, n2: 0, expected: 9);
5034	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 5, n2: 1, expected: 9);
5035	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5036	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 0, n2: 0, expected: 9);
5037	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 0, n2: 1, expected: 10);
5038	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 0, n2: 5, expected: 10);
5039	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 0, n2: 9, expected: 10);
5040	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
5041	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
5042	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 1, n2: 0, expected: 9);
5043	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 1, n2: 1, expected: 9);
5044	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 1, n2: 4, expected: 9);
5045	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 1, n2: 8, expected: 9);
5046	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 1, n2: 9, expected: 9);
5047	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 1, n2: 10, expected: 9);
5048	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 5, n2: 0, expected: 9);
5049	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 5, n2: 1, expected: 5);
5050	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 5, n2: 2, expected: 5);
5051	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 5, n2: 4, expected: 5);
5052	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 5, n2: 5, expected: 5);
5053	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 5, n2: 6, expected: 5);
5054	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 9, n2: 0, expected: 9);
5055	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 9, n2: 1, expected: 1);
5056	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 9, n2: 2, expected: 1);
5057	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 10, n2: 0, expected: 9);
5058	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 10, n2: 1, expected: 9);
5059	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5060	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 9);
5061	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 10);
5062	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
5063	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 10);
5064	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 10);
5065	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 10);
5066	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 9);
5067	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 9);
5068	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 9);
5069	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 9);
5070	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 9);
5071	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 9);
5072	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 9);
5073	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 8);
5074	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 4);
5075	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 0);
5076	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -1);
5077	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -1);
5078	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 9);
5079	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -9);
5080	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -9);
5081	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 9);
5082	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 9);
5083	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 9, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5084	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "", pos2: 0, n2: 0, expected: 10);
5085	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "", pos2: 0, n2: 1, expected: 10);
5086	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "", pos2: 1, n2: 0, expected: 0);
5087	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 0, n2: 0, expected: 10);
5088	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 0, n2: 1, expected: 10);
5089	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 0, n2: 2, expected: 10);
5090	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 0, n2: 4, expected: 10);
5091	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 0, n2: 5, expected: 10);
5092	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 0, n2: 6, expected: 10);
5093	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 1, n2: 0, expected: 10);
5094	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 1, n2: 1, expected: 9);
5095	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 1, n2: 2, expected: 9);
5096	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 1, n2: 3, expected: 9);
5097	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 1, n2: 4, expected: 9);
5098	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 1, n2: 5, expected: 9);
5099	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 2, n2: 0, expected: 10);
5100	}
5101
5102	void test49() {
5103	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 2, n2: 1, expected: 8);
5104	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 2, n2: 2, expected: 8);
5105	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 2, n2: 3, expected: 8);
5106	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 2, n2: 4, expected: 8);
5107	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 4, n2: 0, expected: 10);
5108	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 4, n2: 1, expected: 6);
5109	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 4, n2: 2, expected: 6);
5110	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 5, n2: 0, expected: 10);
5111	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 5, n2: 1, expected: 10);
5112	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5113	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 0, n2: 0, expected: 10);
5114	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 0, n2: 1, expected: 10);
5115	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 0, n2: 5, expected: 10);
5116	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 0, n2: 9, expected: 10);
5117	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
5118	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
5119	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 1, n2: 0, expected: 10);
5120	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 1, n2: 1, expected: 9);
5121	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 1, n2: 4, expected: 9);
5122	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 1, n2: 8, expected: 9);
5123	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 1, n2: 9, expected: 9);
5124	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 1, n2: 10, expected: 9);
5125	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 5, n2: 0, expected: 10);
5126	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 5, n2: 1, expected: 5);
5127	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 5, n2: 2, expected: 5);
5128	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 5, n2: 4, expected: 5);
5129	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 5, n2: 5, expected: 5);
5130	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 5, n2: 6, expected: 5);
5131	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 9, n2: 0, expected: 10);
5132	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 9, n2: 1, expected: 1);
5133	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 9, n2: 2, expected: 1);
5134	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 10, n2: 0, expected: 10);
5135	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 10, n2: 1, expected: 10);
5136	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5137	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 10);
5138	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 10);
5139	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
5140	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 10);
5141	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 10);
5142	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 10);
5143	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 10);
5144	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 9);
5145	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 9);
5146	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 9);
5147	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 9);
5148	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 9);
5149	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 10);
5150	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 9);
5151	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 5);
5152	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 1);
5153	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 0);
5154	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 0);
5155	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 10);
5156	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -9);
5157	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -9);
5158	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 10);
5159	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 10);
5160	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 10, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5161	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "", pos2: 0, n2: 0, expected: 10);
5162	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "", pos2: 0, n2: 1, expected: 10);
5163	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "", pos2: 1, n2: 0, expected: 0);
5164	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 0, n2: 0, expected: 10);
5165	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 0, n2: 1, expected: 10);
5166	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 0, n2: 2, expected: 10);
5167	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 0, n2: 4, expected: 10);
5168	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 0, n2: 5, expected: 10);
5169	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 0, n2: 6, expected: 10);
5170	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 1, n2: 0, expected: 10);
5171	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 1, n2: 1, expected: 9);
5172	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 1, n2: 2, expected: 9);
5173	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 1, n2: 3, expected: 9);
5174	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 1, n2: 4, expected: 9);
5175	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 1, n2: 5, expected: 9);
5176	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 2, n2: 0, expected: 10);
5177	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 2, n2: 1, expected: 8);
5178	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 2, n2: 2, expected: 8);
5179	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 2, n2: 3, expected: 8);
5180	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 2, n2: 4, expected: 8);
5181	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 4, n2: 0, expected: 10);
5182	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 4, n2: 1, expected: 6);
5183	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 4, n2: 2, expected: 6);
5184	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 5, n2: 0, expected: 10);
5185	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 5, n2: 1, expected: 10);
5186	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5187	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 0, n2: 0, expected: 10);
5188	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 0, n2: 1, expected: 10);
5189	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 0, n2: 5, expected: 10);
5190	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 0, n2: 9, expected: 10);
5191	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 0, n2: 10, expected: 10);
5192	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 0, n2: 11, expected: 10);
5193	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 1, n2: 0, expected: 10);
5194	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 1, n2: 1, expected: 9);
5195	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 1, n2: 4, expected: 9);
5196	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 1, n2: 8, expected: 9);
5197	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 1, n2: 9, expected: 9);
5198	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 1, n2: 10, expected: 9);
5199	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 5, n2: 0, expected: 10);
5200	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 5, n2: 1, expected: 5);
5201	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 5, n2: 2, expected: 5);
5202	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 5, n2: 4, expected: 5);
5203	}
5204
5205	void test50() {
5206	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 5, n2: 5, expected: 5);
5207	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 5, n2: 6, expected: 5);
5208	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 9, n2: 0, expected: 10);
5209	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 9, n2: 1, expected: 1);
5210	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 9, n2: 2, expected: 1);
5211	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 10, n2: 0, expected: 10);
5212	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 10, n2: 1, expected: 10);
5213	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5214	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 10);
5215	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 10);
5216	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 10);
5217	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 10);
5218	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 10);
5219	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 10);
5220	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 10);
5221	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 9);
5222	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 9);
5223	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 9);
5224	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 9);
5225	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 9);
5226	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 10);
5227	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 9);
5228	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 5);
5229	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 1);
5230	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 0);
5231	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 0);
5232	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 10);
5233	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -9);
5234	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -9);
5235	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 10);
5236	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 10);
5237	test(s1: "abcdefghijklmnopqrst", pos1: 10, n1: 11, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5238	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
5239	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
5240	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
5241	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
5242	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
5243	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
5244	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
5245	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
5246	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
5247	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
5248	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
5249	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
5250	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
5251	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
5252	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
5253	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
5254	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
5255	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
5256	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
5257	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
5258	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
5259	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
5260	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
5261	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
5262	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
5263	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5264	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
5265	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
5266	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
5267	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
5268	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
5269	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
5270	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
5271	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
5272	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
5273	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
5274	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
5275	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
5276	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
5277	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
5278	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
5279	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
5280	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
5281	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
5282	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
5283	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
5284	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
5285	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
5286	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
5287	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5288	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
5289	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
5290	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
5291	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
5292	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
5293	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
5294	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
5295	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
5296	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
5297	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
5298	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
5299	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
5300	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
5301	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
5302	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
5303	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
5304	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
5305	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
5306	}
5307
5308	void test51() {
5309	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
5310	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
5311	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
5312	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
5313	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
5314	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5315	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "", pos2: 0, n2: 0, expected: 1);
5316	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "", pos2: 0, n2: 1, expected: 1);
5317	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
5318	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 1);
5319	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: 19);
5320	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: 19);
5321	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: 19);
5322	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: 19);
5323	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: 19);
5324	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 1);
5325	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: 18);
5326	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: 18);
5327	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: 18);
5328	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: 18);
5329	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: 18);
5330	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 1);
5331	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: 17);
5332	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: 17);
5333	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: 17);
5334	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: 17);
5335	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 1);
5336	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: 15);
5337	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: 15);
5338	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 1);
5339	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 1);
5340	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5341	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
5342	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: 19);
5343	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: 19);
5344	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: 19);
5345	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: 19);
5346	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: 19);
5347	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
5348	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: 18);
5349	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: 18);
5350	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: 18);
5351	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: 18);
5352	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: 18);
5353	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
5354	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: 14);
5355	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: 14);
5356	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: 14);
5357	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: 14);
5358	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: 14);
5359	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
5360	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: 10);
5361	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: 10);
5362	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
5363	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
5364	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5365	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
5366	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 19);
5367	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 19);
5368	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 19);
5369	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 19);
5370	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 19);
5371	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
5372	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 18);
5373	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 18);
5374	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 18);
5375	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 18);
5376	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 18);
5377	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
5378	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 9);
5379	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 9);
5380	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 9);
5381	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 9);
5382	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 9);
5383	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
5384	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: 0);
5385	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: 0);
5386	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
5387	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
5388	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5389	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "", pos2: 0, n2: 0, expected: 1);
5390	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "", pos2: 0, n2: 1, expected: 1);
5391	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "", pos2: 1, n2: 0, expected: 0);
5392	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 0, n2: 0, expected: 1);
5393	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 0, n2: 1, expected: 19);
5394	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 0, n2: 2, expected: 19);
5395	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 0, n2: 4, expected: 19);
5396	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 0, n2: 5, expected: 19);
5397	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 0, n2: 6, expected: 19);
5398	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 1, n2: 0, expected: 1);
5399	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 1, n2: 1, expected: 18);
5400	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 1, n2: 2, expected: 18);
5401	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 1, n2: 3, expected: 18);
5402	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 1, n2: 4, expected: 18);
5403	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 1, n2: 5, expected: 18);
5404	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 2, n2: 0, expected: 1);
5405	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 2, n2: 1, expected: 17);
5406	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 2, n2: 2, expected: 17);
5407	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 2, n2: 3, expected: 17);
5408	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 2, n2: 4, expected: 17);
5409	}
5410
5411	void test52() {
5412	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 4, n2: 0, expected: 1);
5413	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 4, n2: 1, expected: 15);
5414	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 4, n2: 2, expected: 15);
5415	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 5, n2: 0, expected: 1);
5416	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 5, n2: 1, expected: 1);
5417	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5418	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 0, n2: 0, expected: 1);
5419	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 0, n2: 1, expected: 19);
5420	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 0, n2: 5, expected: 19);
5421	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 0, n2: 9, expected: 19);
5422	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 0, n2: 10, expected: 19);
5423	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 0, n2: 11, expected: 19);
5424	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 1, n2: 0, expected: 1);
5425	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 1, n2: 1, expected: 18);
5426	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 1, n2: 4, expected: 18);
5427	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 1, n2: 8, expected: 18);
5428	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 1, n2: 9, expected: 18);
5429	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 1, n2: 10, expected: 18);
5430	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 5, n2: 0, expected: 1);
5431	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 5, n2: 1, expected: 14);
5432	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 5, n2: 2, expected: 14);
5433	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 5, n2: 4, expected: 14);
5434	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 5, n2: 5, expected: 14);
5435	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 5, n2: 6, expected: 14);
5436	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 9, n2: 0, expected: 1);
5437	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 9, n2: 1, expected: 10);
5438	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 9, n2: 2, expected: 10);
5439	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 10, n2: 0, expected: 1);
5440	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 10, n2: 1, expected: 1);
5441	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5442	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 1);
5443	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 19);
5444	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 19);
5445	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 19);
5446	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 19);
5447	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 19);
5448	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 1);
5449	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 18);
5450	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 18);
5451	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 18);
5452	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 18);
5453	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 18);
5454	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 1);
5455	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 9);
5456	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 9);
5457	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 9);
5458	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 9);
5459	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 9);
5460	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 1);
5461	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: 0);
5462	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: 0);
5463	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 1);
5464	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 1);
5465	test(s1: "abcdefghijklmnopqrst", pos1: 19, n1: 2, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5466	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
5467	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
5468	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
5469	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
5470	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: -1);
5471	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: -2);
5472	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: -4);
5473	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: -5);
5474	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: -5);
5475	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
5476	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: -1);
5477	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: -2);
5478	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: -3);
5479	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: -4);
5480	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: -4);
5481	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
5482	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: -1);
5483	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: -2);
5484	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: -3);
5485	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: -3);
5486	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
5487	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: -1);
5488	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: -1);
5489	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
5490	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
5491	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5492	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
5493	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
5494	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
5495	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
5496	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
5497	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
5498	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
5499	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
5500	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
5501	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
5502	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
5503	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
5504	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
5505	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
5506	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
5507	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
5508	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
5509	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
5510	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
5511	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
5512	}
5513
5514	void test53() {
5515	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
5516	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
5517	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
5518	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5519	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
5520	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
5521	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
5522	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
5523	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
5524	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
5525	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
5526	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
5527	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
5528	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
5529	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
5530	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
5531	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
5532	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
5533	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
5534	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
5535	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
5536	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
5537	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
5538	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
5539	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
5540	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
5541	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
5542	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5543	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "", pos2: 0, n2: 0, expected: 0);
5544	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "", pos2: 0, n2: 1, expected: 0);
5545	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "", pos2: 1, n2: 0, expected: 0);
5546	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 0, n2: 0, expected: 0);
5547	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 0, n2: 1, expected: -1);
5548	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 0, n2: 2, expected: -2);
5549	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 0, n2: 4, expected: -4);
5550	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 0, n2: 5, expected: -5);
5551	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 0, n2: 6, expected: -5);
5552	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 1, n2: 0, expected: 0);
5553	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 1, n2: 1, expected: -1);
5554	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 1, n2: 2, expected: -2);
5555	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 1, n2: 3, expected: -3);
5556	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 1, n2: 4, expected: -4);
5557	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 1, n2: 5, expected: -4);
5558	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 2, n2: 0, expected: 0);
5559	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 2, n2: 1, expected: -1);
5560	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 2, n2: 2, expected: -2);
5561	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 2, n2: 3, expected: -3);
5562	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 2, n2: 4, expected: -3);
5563	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 4, n2: 0, expected: 0);
5564	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 4, n2: 1, expected: -1);
5565	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 4, n2: 2, expected: -1);
5566	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 5, n2: 0, expected: 0);
5567	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 5, n2: 1, expected: 0);
5568	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5569	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
5570	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 0, n2: 1, expected: -1);
5571	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 0, n2: 5, expected: -5);
5572	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 0, n2: 9, expected: -9);
5573	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 0, n2: 10, expected: -10);
5574	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 0, n2: 11, expected: -10);
5575	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
5576	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 1, n2: 1, expected: -1);
5577	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 1, n2: 4, expected: -4);
5578	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 1, n2: 8, expected: -8);
5579	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 1, n2: 9, expected: -9);
5580	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 1, n2: 10, expected: -9);
5581	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
5582	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 5, n2: 1, expected: -1);
5583	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 5, n2: 2, expected: -2);
5584	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 5, n2: 4, expected: -4);
5585	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 5, n2: 5, expected: -5);
5586	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 5, n2: 6, expected: -5);
5587	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
5588	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 9, n2: 1, expected: -1);
5589	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 9, n2: 2, expected: -1);
5590	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
5591	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
5592	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5593	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
5594	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: -1);
5595	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: -10);
5596	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: -19);
5597	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: -20);
5598	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: -20);
5599	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
5600	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: -1);
5601	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: -9);
5602	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: -18);
5603	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: -19);
5604	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: -19);
5605	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
5606	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: -1);
5607	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: -5);
5608	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: -9);
5609	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: -10);
5610	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: -10);
5611	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
5612	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: -1);
5613	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: -1);
5614	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
5615	}
5616
5617	void test54() {
5618	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
5619	test(s1: "abcdefghijklmnopqrst", pos1: 20, n1: 1, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5620	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "", pos2: 0, n2: 0, expected: 0);
5621	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "", pos2: 0, n2: 1, expected: 0);
5622	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "", pos2: 1, n2: 0, expected: 0);
5623	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 0, n2: 0, expected: 0);
5624	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 0, n2: 1, expected: 0);
5625	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 0, n2: 2, expected: 0);
5626	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 0, n2: 4, expected: 0);
5627	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 0, n2: 5, expected: 0);
5628	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 0, n2: 6, expected: 0);
5629	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 1, n2: 0, expected: 0);
5630	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 1, n2: 1, expected: 0);
5631	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 1, n2: 2, expected: 0);
5632	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 1, n2: 3, expected: 0);
5633	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 1, n2: 4, expected: 0);
5634	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 1, n2: 5, expected: 0);
5635	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 2, n2: 0, expected: 0);
5636	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 2, n2: 1, expected: 0);
5637	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 2, n2: 2, expected: 0);
5638	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 2, n2: 3, expected: 0);
5639	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 2, n2: 4, expected: 0);
5640	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 4, n2: 0, expected: 0);
5641	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 4, n2: 1, expected: 0);
5642	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 4, n2: 2, expected: 0);
5643	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 5, n2: 0, expected: 0);
5644	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 5, n2: 1, expected: 0);
5645	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcde", pos2: 6, n2: 0, expected: 0);
5646	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 0, n2: 0, expected: 0);
5647	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 0, n2: 1, expected: 0);
5648	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 0, n2: 5, expected: 0);
5649	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 0, n2: 9, expected: 0);
5650	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 0, n2: 10, expected: 0);
5651	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 0, n2: 11, expected: 0);
5652	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 1, n2: 0, expected: 0);
5653	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 1, n2: 1, expected: 0);
5654	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 1, n2: 4, expected: 0);
5655	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 1, n2: 8, expected: 0);
5656	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 1, n2: 9, expected: 0);
5657	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 1, n2: 10, expected: 0);
5658	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 5, n2: 0, expected: 0);
5659	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 5, n2: 1, expected: 0);
5660	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 5, n2: 2, expected: 0);
5661	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 5, n2: 4, expected: 0);
5662	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 5, n2: 5, expected: 0);
5663	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 5, n2: 6, expected: 0);
5664	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 9, n2: 0, expected: 0);
5665	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 9, n2: 1, expected: 0);
5666	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 9, n2: 2, expected: 0);
5667	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 10, n2: 0, expected: 0);
5668	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 10, n2: 1, expected: 0);
5669	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghij", pos2: 11, n2: 0, expected: 0);
5670	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 0, expected: 0);
5671	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 1, expected: 0);
5672	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 10, expected: 0);
5673	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 19, expected: 0);
5674	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 20, expected: 0);
5675	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 0, n2: 21, expected: 0);
5676	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 0, expected: 0);
5677	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 1, expected: 0);
5678	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 9, expected: 0);
5679	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 18, expected: 0);
5680	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 19, expected: 0);
5681	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 1, n2: 20, expected: 0);
5682	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 0, expected: 0);
5683	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 1, expected: 0);
5684	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 5, expected: 0);
5685	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 9, expected: 0);
5686	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 10, expected: 0);
5687	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 10, n2: 11, expected: 0);
5688	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 0, expected: 0);
5689	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 1, expected: 0);
5690	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 19, n2: 2, expected: 0);
5691	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 0, expected: 0);
5692	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 20, n2: 1, expected: 0);
5693	test(s1: "abcdefghijklmnopqrst", pos1: 21, n1: 0, s2: "abcdefghijklmnopqrst", pos2: 21, n2: 0, expected: 0);
5694	}
5695
5696	int main(int, char**) {
5697	test0();
5698	test1();
5699	test2();
5700	test3();
5701	test4();
5702	test5();
5703	test6();
5704	test7();
5705	test8();
5706	test9();
5707	test10();
5708	test11();
5709	test12();
5710	test13();
5711	test14();
5712	test15();
5713	test16();
5714	test17();
5715	test18();
5716	test19();
5717	test20();
5718	test21();
5719	test22();
5720	test23();
5721	test24();
5722	test25();
5723	test26();
5724	test27();
5725	test28();
5726	test29();
5727	test30();
5728	test31();
5729	test32();
5730	test33();
5731	test34();
5732	test35();
5733	test36();
5734	test37();
5735	test38();
5736	test39();
5737	test40();
5738	test41();
5739	test42();
5740	test43();
5741	test44();
5742	test45();
5743	test46();
5744	test47();
5745	test48();
5746	test49();
5747	test50();
5748	test51();
5749	test52();
5750	test53();
5751	test54();
5752
5753	{
5754	test(s1: "abcde", pos1: 5, n1: 1, s2: "", pos2: 0, n2: 0, expected: 0);
5755	test(s1: "abcde", pos1: 2, n1: 4, s2: "", pos2: 0, n2: 0, expected: 3);
5756	test(s1: "abcde", pos1: 2, n1: 4, s2: "abcde", pos2: 3, n2: 4, expected: -2);
5757	test(s1: "ABCde", pos1: 2, n1: 4, s2: "abcde", pos2: 2, n2: 4, expected: -1);
5758	}
5759
5760	#ifndef TEST_HAS_NO_WIDE_CHARACTERS
5761	{
5762	test(s1: L"abcde", pos1: 5, n1: 1, s2: L"", pos2: 0, n2: 0, expected: 0);
5763	test(s1: L"abcde", pos1: 2, n1: 4, s2: L"", pos2: 0, n2: 0, expected: 3);
5764	test(s1: L"abcde", pos1: 2, n1: 4, s2: L"abcde", pos2: 3, n2: 4, expected: -2);
5765	test(s1: L"ABCde", pos1: 2, n1: 4, s2: L"abcde", pos2: 2, n2: 4, expected: -1);
5766	}
5767	#endif
5768
5769	#if TEST_STD_VER >= 11
5770	{
5771	test(u"abcde", 5, 1, u"", 0, 0, 0);
5772	test(u"abcde", 2, 4, u"", 0, 0, 3);
5773	test(u"abcde", 2, 4, u"abcde", 3, 4, -2);
5774	test(u"ABCde", 2, 4, u"abcde", 2, 4, -1);
5775	}
5776
5777	{
5778	test(U"abcde", 5, 1, U"", 0, 0, 0);
5779	test(U"abcde", 2, 4, U"", 0, 0, 3);
5780	test(U"abcde", 2, 4, U"abcde", 3, 4, -2);
5781	test(U"ABCde", 2, 4, U"abcde", 2, 4, -1);
5782	}
5783	#endif
5784
5785	#if TEST_STD_VER > 11
5786	{
5787	typedef std::basic_string_view<char, constexpr_char_traits<char>> SV;
5788	constexpr SV sv1{"abcde", 5};
5789	static_assert(sv1.compare(5, 1, "", 0, 0) == 0, "");
5790	static_assert(sv1.compare(2, 4, "", 0, 0) > 0, "");
5791	static_assert(sv1.compare(2, 4, "abcde", 3, 4) < 0, "");
5792	}
5793	#endif
5794
5795	return 0;
5796	}
5797