// Boost.Range library

//

//  Copyright Thorsten Ottosen 2003-2006. Use, modification and

//  distribution is subject to the Boost Software License, Version

//  1.0. (See accompanying file LICENSE_1_0.txt or copy at

//  http://www.boost.org/LICENSE_1_0.txt)

//

// For more information, see http://www.boost.org/libs/range/

//

#ifndef BOOST_RANGE_DISTANCE_HPP

#define BOOST_RANGE_DISTANCE_HPP

#if defined(_MSC_VER) && (_MSC_VER >= 1200)

# pragma once

#endif

#include <boost/range/begin.hpp>

#include <boost/range/end.hpp>

#include <boost/range/difference_type.hpp>

namespace boost 

{

    template< class T >

    inline BOOST_DEDUCED_TYPENAME range_difference<T>::type 

    distance( const T& r )

    {

        return std::distance( boost::begin( r ), boost::end( r ) );

    }

} // namespace 'boost'

#endif