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a945c346 | 1 | // Copyright (C) 2001-2024 Free Software Foundation, Inc. |
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2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
748086b7 | 6 | // Free Software Foundation; either version 3, or (at your option) |
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7 | // any later version. |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
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15 | // with this library; see the file COPYING3. If not see |
16 | // <http://www.gnu.org/licenses/>. | |
02d92e3b | 17 | |
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18 | // 26.4.4 [lib.adjacent.difference] |
19 | ||
20 | #include <algorithm> | |
21 | #include <numeric> | |
1ecba09e | 22 | #include <testsuite_hooks.h> |
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23 | |
24 | int A[] = {1, 4, 9, 16, 25, 36, 49, 64, 81, 100}; | |
25 | int B[] = {1, 3, 5, 7, 9, 11, 13, 15, 17, 19}; | |
26 | const int N = sizeof(A) / sizeof(int); | |
27 | ||
28 | void | |
29 | test01() | |
30 | { | |
1ecba09e | 31 | int D[N]; |
02d92e3b | 32 | |
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33 | std::adjacent_difference(A, A + N, D); |
34 | VERIFY( std::equal(D, D + N, B) ); | |
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35 | } |
36 | ||
37 | int | |
11f10e6b | 38 | main() |
02d92e3b | 39 | { |
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40 | test01(); |
41 | return 0; | |
02d92e3b | 42 | } |