diff -r 2edd8cd06eaf -r f0c48d7fa73d src/demo/lp_maxflow_demo.cc
--- a/src/demo/lp_maxflow_demo.cc	Wed Apr 27 10:42:58 2005 +0000
+++ b/src/demo/lp_maxflow_demo.cc	Wed Apr 27 10:44:58 2005 +0000
@@ -75,8 +75,8 @@
   ListGraph::EdgeMap<double> cap(g);
   
   GraphReader<ListGraph> reader(std::cin,g);
-  reader.addNode("source",s).addNode("target",t)
-    .addEdgeMap("capacity",cap).run();
+  reader.readNode("source",s).readNode("target",t)
+    .readEdgeMap("capacity",cap).run();
   
   // std::ifstream file("../test/preflow_");
 //   readDimacs(file, g, cap, s, t);