diff -r 28e117c5bddf -r 3b1ad8bc21da src/work/marci/lp/max_flow_by_lp.cc
--- a/src/work/marci/lp/max_flow_by_lp.cc	Mon Nov 29 16:11:51 2004 +0000
+++ b/src/work/marci/lp/max_flow_by_lp.cc	Mon Nov 29 17:55:46 2004 +0000
@@ -21,7 +21,7 @@
 int main(int, char **) {
 
   typedef ListGraph MutableGraph;
-  typedef SmartGraph Graph;
+  typedef ListGraph Graph;
   typedef Graph::Node Node;
   typedef Graph::Edge Edge;
   typedef Graph::EdgeIt EdgeIt;
@@ -178,6 +178,7 @@
 
   MinCostGenFlow<Graph, int, Excess, LCap> 
     min_cost(g, excess, lcap, cap, flow, cost); 
+  min_cost.feasible();
   min_cost.run();
 
   std::cout << "elapsed time: " << ts << std::endl;