#include <iostream>

 #include <fstream>

 #include <smart_graph.h>

 #include <list_graph.h>

 #include <dimacs.h>

 #include <dijkstra.h>

 #include <time_measure.h>

 #include <bin_heap.hh>

 #include <fib_heap.h>

 using namespace hugo;

 int main(int, char **) {

   typedef SmartGraph::Node Node;

   typedef SmartGraph::NodeIt NodeIt;

   typedef SmartGraph::InEdgeIt InEdgeIt; 

   SmartGraph G;

   Node s, t;

   SmartGraph::EdgeMap<int> cap(G);

   readDimacsMaxFlow(std::cin, G, s, t, cap);

   std::cout << "dijkstra demo ..." << std::endl;

   double pre_time=currTime();

   Dijkstra<SmartGraph, int, FibHeap<SmartGraph::Node, int, 

     SmartGraph::NodeMap<int> > > dijkstra_test(G, cap); 

   dijkstra_test.run(s);

   double post_time=currTime();

     std::cout << "running time with fib_heap: " 

 	    << post_time-pre_time << " sec"<< std::endl; 

   pre_time=currTime();

   Dijkstra<SmartGraph, int, BinHeap<SmartGraph::Node, int, 

     SmartGraph::NodeMap<int> > > dijkstra_test2(G, cap);

   dijkstra_test2.run(s);

   post_time=currTime();

   std::cout << "running time with bin_heap: " 

 	    << post_time-pre_time << " sec"<< std::endl; 

   int hiba_fib=0;

   int hiba_bin=0;

   NodeIt u;

   for ( G.first(u) ; G.valid(u); G.next(u) ) {

     InEdgeIt e;

     for ( G.first(e,u); G.valid(e); G.next(e) ) {

       Node v=G.tail(e);

       if ( dijkstra_test.dist(u) - dijkstra_test.dist(v) > cap[e] )

 	{

 	  std::cout<<"Hibas el a fibonaccis Dijkstraban: " 

 		   << dijkstra_test.dist(u) - dijkstra_test.dist(v) - 

 	    cap[e]<<std::endl;

 	  ++hiba_fib;

 	}

       if ( dijkstra_test2.dist(u) - dijkstra_test2.dist(v) > cap[e] )

 	{

 	  std::cout<<"Hibas el a binarisos Dijkstraban: " 

 		   << dijkstra_test2.dist(u) - dijkstra_test2.dist(v) - 

 	    cap[e]<<std::endl;

 	  ++hiba_bin;

 	}

       if ( e==dijkstra_test.pred(u) && 

 	   dijkstra_test.dist(u) - dijkstra_test.dist(v) != cap[e] )

 	{

 	  std::cout<<"Hibas fael a fibonaccis Dijkstraban: "<<

 	    dijkstra_test.dist(u) - dijkstra_test.dist(v)- cap[e]<<std::endl;

 	  ++hiba_fib;

 	}

       if ( e==dijkstra_test2.pred(u) && 

 	   dijkstra_test2.dist(u) - dijkstra_test2.dist(v) != cap[e] )

 	{

 	  std::cout<<"Hibas fael a binarisos Dijkstraban: "<<

 	    dijkstra_test2.dist(u) - dijkstra_test2.dist(v)- cap[e]<<std::endl;

 	  ++hiba_bin;

 	}

     }

     if ( dijkstra_test.dist(u) != dijkstra_test2.dist(u) ) 

       std::cout << "Nem egyezik meg a tavolsag!"<<std::endl;

  }

   std::cout << "Hibas elek szama a fibonaccis Dijkstraban: " 

 	    << hiba_fib << " a " << G.edgeNum() <<"-bol."<< std::endl;

   std::cout << "Hibas elek szama a binarisos Dijkstraban: " 

 	    << hiba_bin << " a " << G.edgeNum() <<"-bol."<< std::endl;

   return 0;

 }