Cod sursa(job #283375)
Utilizator | Catalina Predoi hazegirl | Data | 19 martie 2009 08:41:32 |
---|---|---|---|
Problema | Floyd-Warshall/Roy-Floyd | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.49 kb |
//royfloyd
#include<fstream.h>
int v[101][101],n,i,j,k;
int main()
{ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
f>>n;
for(i=1;i<=n;++i)
for(j=1;j<=n;++j)
{f>>v[i][j];
if(i!=j && v[i][j]==0)
v[i][j]=2000; }
for(k=1;k<=n;++k)
for(i=1;i<=n;++i)
for(j=1;j<=n;++j)
if(v[i][k]+v[k][j]<v[i][j]) v[i][j]=v[i][k]+v[k][j];
for(i=1;i<=n;++i)
{for(j=1;j<+n;++j)
if(v[i][j]==2000) g<<"0 ";
else g<<v[i][j]<<" ";
g<<'\n';}
f.close();
g.close();
return 0;
}