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62 lines
2.3 KiB
C++
62 lines
2.3 KiB
C++
// Range v3 library
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//
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// Copyright Eric Niebler 2014-present
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//
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// Use, modification and distribution is subject to the
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// Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// Project home: https://github.com/ericniebler/range-v3
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//
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// Copyright 2005 - 2007 Adobe Systems Incorporated
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// Distributed under the MIT License(see accompanying file LICENSE_1_0_0.txt
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// or a copy at http://stlab.adobe.com/licenses.html)
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#include <utility>
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#include <range/v3/core.hpp>
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#include <range/v3/algorithm/binary_search.hpp>
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#include "../simple_test.hpp"
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int main()
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{
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using ranges::begin;
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using ranges::end;
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using ranges::size;
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using ranges::less;
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constexpr std::pair<int, int> a[] = {{0, 0}, {0, 1}, {1, 2}, {1, 3}, {3, 4}, {3, 5}};
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constexpr const std::pair<int, int> c[] = {
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{0, 0}, {0, 1}, {1, 2}, {1, 3}, {3, 4}, {3, 5}};
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CHECK(ranges::binary_search(begin(a), end(a), a[0]));
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CHECK(ranges::binary_search(begin(a), end(a), a[1], less()));
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CHECK(ranges::binary_search(begin(a), end(a), 1, less(), &std::pair<int, int>::first));
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CHECK(ranges::binary_search(a, a[2]));
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CHECK(ranges::binary_search(c, c[3]));
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CHECK(ranges::binary_search(a, a[4], less()));
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CHECK(ranges::binary_search(c, c[5], less()));
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CHECK(ranges::binary_search(a, 1, less(), &std::pair<int, int>::first));
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CHECK(ranges::binary_search(c, 1, less(), &std::pair<int, int>::first));
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CHECK(ranges::binary_search(a, 0, less(), &std::pair<int, int>::first));
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CHECK(ranges::binary_search(c, 0, less(), &std::pair<int, int>::first));
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CHECK(!ranges::binary_search(a, -1, less(), &std::pair<int, int>::first));
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CHECK(!ranges::binary_search(c, -1, less(), &std::pair<int, int>::first));
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CHECK(!ranges::binary_search(a, 4, less(), &std::pair<int, int>::first));
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CHECK(!ranges::binary_search(c, 4, less(), &std::pair<int, int>::first));
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STATIC_CHECK(ranges::binary_search(begin(a), end(a), a[0]));
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STATIC_CHECK(ranges::binary_search(begin(a), end(a), a[1], less()));
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STATIC_CHECK(ranges::binary_search(a, a[2]));
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STATIC_CHECK(ranges::binary_search(a, a[4], less()));
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STATIC_CHECK(!ranges::binary_search(a, std::make_pair(-1, -1), less()));
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return test_result();
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}
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