Cod sursa(job #1606107)

Utilizator silviu12vranau silviu12 Data 19 februarie 2016 21:01:29
Problema Algoritmul lui Dijkstra Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.74 kb
#include <iostream>
#include <fstream>
#include <climits>
using namespace std;
ifstream f("dijkstra.in");
ofstream g("dijkstra.out");
int v[20][20],n,m;
int c,a,b;
int cost[20];

void citire()
{
    f>>n>>m;
    for(int i=1;i<=n;i++)
    {
        f>>a>>b>>c;
        v[a][b]=c;
    }

}
void djstra(int k)
{
    for(int i=1;i<=n;i++)
    {
        if(v[k][i]!=0)
        {
            if(cost[i]>v[k][i]+cost[k])
            {
                cost[i]=v[k][i]+cost[k];
            }
             djstra(i);
        }

    }
}
int main()
{
    citire();
    for(int i=1;i<=n;i++)cost[i]=INT_MAX;
   cost[1]=0;
    djstra(1);
    for(int i=2;i<=n;i++)g<<cost[i]<<" ";

    return 0;
}