48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
// Copyright (C) 2001 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// 26.4.3 [lib.partial.sum]
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// 26.4.4 [lib.adjacent.difference]
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#include <algorithm>
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#include <numeric>
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#include <cassert>
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int A[] = {1, 4, 9, 16, 25, 36, 49, 64, 81, 100};
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int B[] = {1, 3, 5, 7, 9, 11, 13, 15, 17, 19};
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const int N = sizeof(A) / sizeof(int);
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void
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test01()
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{
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int D[N];
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std::adjacent_difference(A, A + N, D);
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assert(std::equal(D, D + N, B));
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std::partial_sum(D, D + N, D);
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assert(std::equal(D, D + N, A));
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}
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int
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main(int argc, char* argv[])
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{
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test01();
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return 0;
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}
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