alpar@74: #include <iostream>
alpar@74: #include <fstream>
alpar@74: 
alpar@103: #include "smart_graph.h"
alpar@103: 
alpar@74: #include "../list_graph.hh"
alpar@74: #include "../marci/dimacs.hh"
alpar@74: #include "f_ed_ka.h"
alpar@74: #include "../marci/time_measure.h"
alpar@74: 
alpar@921: using namespace lemon;
alpar@74: 
alpar@74: // Use a DIMACS max flow file as stdin.
alpar@74: // read_dimacs_demo < dimacs_max_flow_file
alpar@74: 
alpar@74: int main(int, char **) {
alpar@108:   typedef SmartGraph Graph;
alpar@108:   //typedef ListGraph Graph;
alpar@74: 
alpar@103:   typedef Graph::NodeIt NodeIt;
alpar@103:   typedef Graph::EachNodeIt EachNodeIt;
alpar@103:   typedef Graph::EachEdgeIt EachEdgeIt;
alpar@103: 
alpar@103:   Graph G;
marci@95:   NodeIt s, t;
alpar@118:   Timer ts;
alpar@108:   Graph::DynEdgeMap<int> cap(G);
alpar@74:   readDimacsMaxFlow(std::cin, G, s, t, cap);
alpar@74: 
alpar@118:   std::cout << "loading time: " << ts << std::endl;
alpar@118:   ts.reset();
alpar@74:   std::cout << "edmonds karp demo..." << std::endl;
alpar@108:   Graph::DynEdgeMap<int> flow(G); //0 flow
alpar@74:   
alpar@74:   int ret;
alpar@118:   //  double pre_time=currTime();
alpar@117:   
alpar@74:   ret = maxFlow(G,flow,cap,s,t);
alpar@118:   //  double post_time=currTime();
alpar@118:   std::cout << "running time: " << ts << std::endl;
alpar@117: 
alpar@74:   //std::cout << "maximum flow: "<< std::endl;
alpar@74:   //for(EachEdgeIt e=G.first<EachEdgeIt>(); e.valid(); ++e) { 
alpar@74:   //  std::cout<<"("<<G.tail(e)<< "-"<<flow.get(e)<<"->"<<G.head(e)<<") ";
alpar@74:   //}
alpar@74:   //std::cout<<std::endl;
alpar@118:   //  std::cout<<"elapsed time: " << post_time-pre_time << " sec"<< std::endl; 
alpar@74:   std::cout << "flow value: "<< ret << std::endl;
alpar@74: 
alpar@74:   return 0;
alpar@74: }