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https://github.com/bolero-MURAKAMI/Sprout.git
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67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
#ifndef SPROUT_ALGORITHM_NONE_OF_HPP
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#define SPROUT_ALGORITHM_NONE_OF_HPP
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#include <sprout/config.hpp>
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#include <sprout/iterator/operation.hpp>
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namespace sprout {
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namespace detail {
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template<typename RandomAccessIterator, typename Predicate>
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inline SPROUT_CONSTEXPR bool
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none_of_impl_ra(
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RandomAccessIterator first, RandomAccessIterator last, Predicate pred,
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typename std::iterator_traits<RandomAccessIterator>::difference_type pivot
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)
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{
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return pivot == 0 ? !pred(*first)
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: sprout::detail::none_of_impl_ra(
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first, sprout::next(first, pivot), pred,
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pivot / 2
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)
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&& sprout::detail::none_of_impl_ra(
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sprout::next(first, pivot), last, pred,
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(NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) - pivot) / 2
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)
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;
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}
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template<typename RandomAccessIterator, typename Predicate>
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inline SPROUT_CONSTEXPR bool
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none_of(
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RandomAccessIterator first, RandomAccessIterator last, Predicate pred,
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std::random_access_iterator_tag*
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)
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{
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return first == last ? true
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: sprout::detail::none_of_impl_ra(first, last, pred, NS_SSCRISK_CEL_OR_SPROUT::distance(first, last) / 2)
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;
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}
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// Copyright (C) 2011 RiSK (sscrisk)
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template<typename InputIterator, typename Predicate>
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inline SPROUT_CONSTEXPR bool
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none_of_impl(InputIterator first, InputIterator last, Predicate pred) {
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return first == last ? true
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: !pred(*first) && sprout::detail::none_of_impl(sprout::next(first), last, pred)
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;
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}
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template<typename InputIterator, typename Predicate>
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inline SPROUT_CONSTEXPR bool
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none_of(
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InputIterator first, InputIterator last, Predicate pred,
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void*
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)
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{
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return sprout::detail::none_of_impl(first, last, pred);
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}
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} //namespace detail
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// 25.2.3 None of
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template <typename InputIterator, typename Predicate>
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inline SPROUT_CONSTEXPR bool
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none_of(InputIterator first, InputIterator last, Predicate pred) {
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typedef typename std::iterator_traits<InputIterator>::iterator_category* category;
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return sprout::detail::none_of(first, last, pred, category());
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_NONE_OF_HPP
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