equal_sets.h

// Description: Comparison of sets
// Documentation: sequence_algorithms.txt

#ifndef PASTELSYS_EQUAL_SETS_H
#define PASTELSYS_EQUAL_SETS_H

#include "pastel/sys/predicate/predicate_concept.h"

namespace Pastel
{

    //! Returns whether the sets are equal.
    template <
        typename Left_ConstIterator,
        typename Right_ConstIterator>
    bool equalSets(
        Left_ConstIterator leftBegin,
        Left_ConstIterator leftEnd,
        Right_ConstIterator rightBegin,
        Right_ConstIterator rightEnd);

    //! Returns whether the sets are equal.
    /*!
   The sets are equal if they have the same number
   of elements and they have the same elements,
   as given by the comparison-predicate.
   */
    template <
        typename Left_ConstIterator,
        typename Right_ConstIterator,
        typename Left_Predicate,
        typename Right_Predicate,
        typename Comparison_Predicate>
    bool equalSets(
        Left_ConstIterator leftBegin,
        Left_ConstIterator leftEnd,
        Right_ConstIterator rightBegin,
        Right_ConstIterator rightEnd,
        Left_Predicate leftPredicate,
        Right_Predicate rightPredicate,
        Comparison_Predicate comparison);

}

#include "pastel/sys/equal_sets.hpp"

#endif