permutation.hpp

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/*
    Copyright 2005-2007 Adobe Systems Incorporated
    Distributed under the MIT License (see accompanying file LICENSE_1_0_0.txt
    or a copy at http://stlab.adobe.com/licenses.html)
*/

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#ifndef ADOBE_ALGORITHM_PERMUTATION_HPP
#define ADOBE_ALGORITHM_PERMUTATION_HPP

#include <adobe/config.hpp>

#include <boost/range/begin.hpp>
#include <boost/range/end.hpp>
#include <boost/bind.hpp>

#include <algorithm>

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namespace adobe {

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template <class BidirectionalRange>
inline bool next_permutation(BidirectionalRange& range)
{
    return std::next_permutation(boost::begin(range), boost::end(range));
}

template <class BidirectionalIterator, class Compare>
inline bool next_permutation(BidirectionalIterator first, BidirectionalIterator last, Compare comp)
{
    return std::next_permutation(first, last, boost::bind(comp, _1, _2));
}

template <class BidirectionalRange, class Compare>
inline bool next_permutation(BidirectionalRange& range, Compare comp)
{
    return adobe::next_permutation(boost::begin(range), boost::end(range), comp);
}

template <class BidirectionalRange>
inline bool prev_permutation(BidirectionalRange& range)
{
    return std::prev_permutation(boost::begin(range), boost::end(range));
}

template <class BidirectionalIterator, class Compare>
inline bool prev_permutation(BidirectionalIterator first, BidirectionalIterator last, Compare comp)
{
    return std::prev_permutation(first, last, boost::bind(comp, _1, _2));
}

template <class BidirectionalRange, class Compare>
inline bool prev_permutation(BidirectionalRange& range, Compare comp)
{
    return adobe::prev_permutation(boost::begin(range), boost::end(range), comp);
}

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} // namespace adobe

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#endif

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