diff -r b4de9aed7709 -r f9e43b5cc617 demo/strongly_connected_orientation.cc
--- a/demo/strongly_connected_orientation.cc	Thu Aug 10 12:26:29 2006 +0000
+++ b/demo/strongly_connected_orientation.cc	Thu Aug 10 13:52:56 2006 +0000
@@ -45,7 +45,7 @@
 UGRAPH_TYPEDEFS(UGraph)
 
 Color color(bool c) {
-  return c ? Color(0.0, 0.0, 0.0) : Color(1.0, 0.0, 0.0);
+  return c ? BLACK : RED;
 }
 
 template <typename DirMap>