Cod sursa(job #1358530)

Utilizator bogfodorBogdan Fodor bogfodor Data 24 februarie 2015 17:48:48
Problema Algoritmul lui Dijkstra Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.63 kb
#include <iostream>
#include <fstream>
using namespace std;
const int inf=999999;
int main()
{   int x,y,d,n,m,a[100][100]={0},i,j,k;
    ifstream f("dijkstra.in");
    ofstream g("dijkstra.out");
    f>>n>>m;
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
        if(i!=j)
        a[i][j]=inf;

    for(i=1;i<=m;i++)
        {f>>x>>y>>d;
        a[x][y]=d;
        a[y][x]=d;
        }
    for(i=1;i<=n;i++)
        for(j=1;j<=n;j++)
            for(k=1;k<=n;k++)
                if(a[i][k]+a[k][j]<a[i][j])
                a[i][j]=a[i][k]+a[k][j];
    for(i=2;i<=n;i++)
        g<<a[1][i]<<" ";


    return 0;
}