char_char_letter.thh

//                                                             -*- C++ -*-
// char_char_letter.thh: this file is part of the Vaucanson project.
//
// Vaucanson, a generic library for finite state machines.
//
// Copyright (C) 2008 The Vaucanson Group.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// The complete GNU General Public Licence Notice can be found as the
// `COPYING' file in the root directory.
//
// The Vaucanson Group consists of people listed in the `AUTHORS' file.
//

/*
 * CPP guard should not be inserted here as
 * VCSN_CONTEXT_NAMESPACE could be changed.
 */

# include <utility>

# include <vaucanson/algebra/implementation/letter/couple_letter.hh>

namespace vcsn
{
  namespace VCSN_GRAPH_IMPL
  {
    VCSN_CONTEXT_NAMESPACE
    {

      typedef std::pair<char, char>     letter_t;

    } // End of VCSN_CONTEXT_NAMESPACE.
  } // End of VCSN_GRAPH_IMPL
} // End of namespace vcsn.