Cod sursa(job #2546386)

Utilizator MoldovanAndrei1Moldovan Andrei MoldovanAndrei1 Data 14 februarie 2020 09:40:29
Problema Algoritmul lui Dijkstra Scor 10
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 0.8 kb
#include <bits/stdc++.h>
using namespace std;
struct edge
{
 int y,cost;
};
vector<edge>v[50000];
int dp[100005];
void dfs(int nod)
{
    int i;
    for(i=0;i<v[nod].size();i++)
    {
        edge r=v[nod][i];
        if(dp[r.y]>dp[nod]+r.cost)
        {
            dp[r.y]=dp[nod]+r.cost;
            dfs(r.y);
        }
    }
}
int main()
{
    freopen("dijkstra.in","r",stdin);
    freopen("dijkstra.out","w",stdout);
    int n,m,a,b,c,i;
    scanf("%d%d",&n,&m);
    for(i=2;i<=n;i++)dp[i]=1e9;
    for(i=1;i<=m;i++)
    {
        scanf("%d%d%d",&a,&b,&c);
        edge t;
        t.y=b;t.cost=c;
        v[a].push_back(t);
        t.y=a;
        v[b].push_back(t);
    }
    dfs(1);
    int nr=1e9;
    for(i=2;i<=n;i++)
        printf("%d ",dp[i]%nr);
    return 0;
}