////////////////////////////////////////////////////////////////////////////
//
//  Copyright (c) 2007 University of North Carolina at Chapel Hill
//  All Rights Reserved
//
//  Permission to use, copy, modify and distribute this software and its
//  documentation for educational, research and non-profit purposes, without
//  fee, and without a written agreement is hereby granted, provided that the
//  above copyright notice and the following paragraph appear in all copies.
//
//  The University of North Carolina at Chapel Hill make no representations
//  about the suitability of this software for any purpose. It is provided
//  'as is' without express or implied warranty.
//
//  Please send BUG REPORTS to ccwu@cs.unc.edu
//
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