diff -r 2d6c8075d9d0 -r 818510fa3d99 src/work/marci/preflow_demo_athos.cc
--- a/src/work/marci/preflow_demo_athos.cc	Wed Sep 29 14:12:26 2004 +0000
+++ b/src/work/marci/preflow_demo_athos.cc	Wed Sep 29 15:30:04 2004 +0000
@@ -6,7 +6,7 @@
 #include <preflow_push.hh>
 #include <time_measure.h>
 
-using namespace hugo;
+using namespace lemon;
 
 // Use a DIMACS max flow file as stdin.
 // read_dimacs_demo < dimacs_max_flow_file