Cod sursa(job #1992891)

Utilizator zsraduZamfir Radu zsradu Data 21 iunie 2017 18:37:21
Problema Floyd-Warshall/Roy-Floyd Scor 100
Compilator cpp Status done
Runda Arhiva educationala Marime 0.54 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int m[103][103],i,j,k,n;
int main()
{
    f>>n;
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            f>>m[i][j];
    for(k=1;k<=n;k++)
        for(i=1;i<=n;i++)
            for(j=1;j<=n;j++)
                if(m[i][k] && m[k][j] && (!m[i][j] || m[i][j]>m[i][k]+m[k][j]) && i!=j)m[i][j]=m[i][k]+m[k][j];
    for(i=1;i<=n;i++)
    {
        for(j=1;j<=n;j++)
            g<<m[i][j]<<" ";
        g<<'\n';
    }
}