demo/hello_lemon.cc File Reference

Simple "Hello World!" program for LEMON. More...

#include <iostream>
#include <lemon/list_graph.h>

Detailed Description

Simple "Hello World!" program for LEMON.

/* -*- mode: C++; indent-tabs-mode: nil; -*-
 *
 * This file is a part of LEMON, a generic C++ optimization library.
 *
 * Copyright (C) 2003-2010
 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 * (Egervary Research Group on Combinatorial Optimization, EGRES).
 *
 * Permission to use, modify and distribute this software is granted
 * provided that this copyright notice appears in all copies. For
 * precise terms see the accompanying LICENSE file.
 *
 * This software is provided "AS IS" with no warranty of any kind,
 * express or implied, and with no claim as to its suitability for any
 * purpose.
 *
 */


#include <iostream>
#include <lemon/list_graph.h>

using namespace lemon;
using namespace std;

int main()
{
  ListDigraph g;

  ListDigraph::Node u = g.addNode();
  ListDigraph::Node v = g.addNode();
  ListDigraph::Arc  a = g.addArc(u, v);

  cout << "Hello World! This is LEMON library here." << endl;
  cout << "We have a directed graph with " << countNodes(g) << " nodes "
       << "and " << countArcs(g) << " arc." << endl;

  return 0;
}
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