Cod sursa(job #2567116)
Utilizator | Data | 3 martie 2020 15:15:26 | |
---|---|---|---|
Problema | Floyd-Warshall/Roy-Floyd | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.55 kb |
#include <bits/stdc++.h>
#define dim 1040
#define inf 1000000000
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n,d[dim][dim],k,i,j;
int main()
{
fin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++){
fin>>d[i][j];
if(d[i][j]==0)
d[i][j]=inf;
}
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++){
if(i!=j&&i!=k&&j!=k)
d[i][j]=min(d[i][j],d[i][k]+d[k][j]);
}
for(i=1;i<=n;i++,fout<<"\n")
for(j=1;j<=n;j++){
fout<< (d[i][j]!=inf?d[i][j]:0)<<" ";
}
}