Cod sursa(job #2367840)

Utilizator blacktundraTudorescu Ana-Maria blacktundra Data 5 martie 2019 12:27:00
Problema Floyd-Warshall/Roy-Floyd Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.74 kb
#include <bits/stdc++.h>

using namespace std;

ifstream in("royfloyd.in");
ofstream out("royfloyd.out");

int n,a[101][101];

void citire()
{
    in>>n;
    for(int i=1; i<=n; i++)
        for(int j=1; j<=n; j++)
            in>>a[i][j];
}

void afis()
{
    for(int i=1; i<=n; i++)
    {
        for(int j=1; j<=n; j++)
            out<<a[i][j]<<" ";
        out<<endl;
    }
}

int main()
{
    citire();
    for(int  k=1; k<=n; k++)
        for(int i=1; i<=n; i++)
            for(int j=1; j<=n; j++)
            {
                if(a[i][k] && i!=j && a[k][j])
                    if(a[i][j]>a[i][k]+a[k][j] or a[i][j]==0)
                        a[i][j]=a[i][k]+a[k][j];

            }
    afis();
    return 0;
}