COIN-OR::LEMON - Graph Library

source: lemon-tutorial/demo/hello_lemon.cc

Last change on this file was 54:e99a7fb6bff5, checked in by Peter Kovacs <kpeter@…>, 9 years ago

Port and rework LP demo files from SVN -r3524

File size: 1.2 KB
Line 
1/* -*- mode: C++; indent-tabs-mode: nil; -*-
2 *
3 * This file is a part of LEMON, a generic C++ optimization library.
4 *
5 * Copyright (C) 2003-2010
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
7 * (Egervary Research Group on Combinatorial Optimization, EGRES).
8 *
9 * Permission to use, modify and distribute this software is granted
10 * provided that this copyright notice appears in all copies. For
11 * precise terms see the accompanying LICENSE file.
12 *
13 * This software is provided "AS IS" with no warranty of any kind,
14 * express or implied, and with no claim as to its suitability for any
15 * purpose.
16 *
17 */
18
19///\file
20///\brief Simple "Hello World!" program for LEMON.
21///
22/// Simple "Hello World!" program for LEMON.
23///
24/// \include hello_lemon.cc
25
26#include <iostream>
27#include <lemon/list_graph.h>
28
29using namespace lemon;
30using namespace std;
31
32int main()
33{
34  ListDigraph g;
35
36  ListDigraph::Node u = g.addNode();
37  ListDigraph::Node v = g.addNode();
38  ListDigraph::Arc  a = g.addArc(u, v);
39
40  cout << "Hello World! This is LEMON library here." << endl;
41  cout << "We have a directed graph with " << countNodes(g) << " nodes "
42       << "and " << countArcs(g) << " arc." << endl;
43
44  return 0;
45}
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