Cod sursa(job #2863966)

Utilizator VipioanaMirea Oana Teodora Vipioana Data 7 martie 2022 14:13:12
Problema Heapuri Scor 0
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.03 kb
#include <bits/stdc++.h>

#define inf 1000000001
using namespace std;
const long long N=2e5+1;
long long n,m;
long long v[N],d[N];
vector <pair<long long,long long>> a[N];
set <pair <long long,long long>> q;

void dijkstra(){
    for(long long i=0; i<n; i++){
        d[i]=v[i];
        q.insert({d[i],i});
    }
    while(!q.empty()){
        long long x=q.begin()->second;
        q.erase(q.begin());
        for(auto j:a[x]){
            long long y=j.first;
            long long c=j.second;
            if(d[x]+c<d[y]){
                q.erase({d[y],y});
                d[y]=d[x]+c;
                q.insert({d[y],y});
            }
        }
    }
}

int main()
{
    cin>>n>>m;
    for(long long i=1; i<=m; i++){
        long long x,y,c;
        cin>>x>>y>>c;
        x--;
        y--;
        a[x].push_back({y,2*c});
        a[y].push_back({x,2*c});
    }
    for(long long i=0; i<n; i++)
        cin>>v[i];
    dijkstra();
    for(long long i=0; i<n; i++)
        cout<<d[i]<<" ";
    return 0;
}