diff -r d8475431bbbb -r 8e85e6bbefdf demo/helloworld.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/demo/helloworld.cc	Mon May 23 04:48:14 2005 +0000
@@ -0,0 +1,34 @@
+#include <iostream>
+#include <lemon/list_graph.h>
+
+using namespace lemon;
+
+int main()
+{
+  typedef ListGraph Graph;
+  typedef Graph::Edge Edge;
+  typedef Graph::InEdgeIt InEdgeIt;
+  typedef Graph::OutEdgeIt OutEdgeIt;
+  typedef Graph::EdgeIt EdgeIt;
+  typedef Graph::Node Node;
+  typedef Graph::NodeIt NodeIt;
+
+  Graph g;
+  
+  for (int i = 0; i < 3; i++)
+    g.addNode();
+  
+  for (NodeIt i(g); i!=INVALID; ++i)
+    for (NodeIt j(g); j!=INVALID; ++j)
+      if (i != j) g.addEdge(i, j);
+
+  std::cout << "Nodes:";
+  for (NodeIt i(g); i!=INVALID; ++i)
+    std::cout << " " << g.id(i);
+  std::cout << std::endl;
+
+  std::cout << "Edges:";
+  for (EdgeIt i(g); i!=INVALID; ++i)
+    std::cout << " (" << g.id(g.source(i)) << "," << g.id(g.target(i)) << ")";
+  std::cout << std::endl;
+}