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34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2018 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_ALGORITHM_CXX14_PARTITION_HPP
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#define SPROUT_ALGORITHM_CXX14_PARTITION_HPP
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#include <sprout/config.hpp>
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#include <sprout/algorithm/find_if.hpp>
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#include <sprout/algorithm/find_if_not.hpp>
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#include <sprout/algorithm/cxx14/iter_swap.hpp>
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namespace sprout {
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//
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// 25.3.13 Partitions
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//
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template<typename ForwardIterator, typename Predicate>
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inline SPROUT_CXX14_CONSTEXPR ForwardIterator
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partition(ForwardIterator first, ForwardIterator last, Predicate pred) {
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first = sprout::find_if_not(first, last, pred);
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ForwardIterator it = sprout::find_if(first, last, pred);
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while (it != last) {
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sprout::iter_swap(first, it);
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first = sprout::find_if_not(first, last, pred);
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it = sprout::find_if(it, last, pred);
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}
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return first;
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_CXX14_PARTITION_HPP
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