Cod sursa(job #2827900)

Utilizator marcumihaiMarcu Mihai marcumihai Data 6 ianuarie 2022 15:40:59
Problema Floyd-Warshall/Roy-Floyd Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.84 kb
#include <bits/stdc++.h>

#define nmax 105


using namespace std;

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

int dp[205][205];
int n,x;
int main()
{

    f>>n;
    for(int i=1; i<=n; i++)
    {
        for(int j=1; j<=n; j++)
        {
            f>>x;
            if(x==0 && i!=j)
                dp[i][j]=99999;
            else
                dp[i][j]=x;
        }
    }

    for(int k=1; k<=n; k++)
    {
        for(int i=1; i<=n; i++)
        {
            for(int j=1; j<=n; j++)
            {
                if(dp[i][j]>dp[i][k]+dp[k][j])
                    dp[i][j] = dp[i][k]+dp[k][j];
            }
        }
    }

    for(int i=1; i<=n; i++)
    {
        for(int j=1; j<=n; j++)
            g<<dp[i][j]<<" ";

        g<<"\n";
    }

    f.close();
    g.close();
    return 0;
}