This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include "crocodile.h"
#include <iostream>
#include <vector>
#include <queue>
using namespace std;
int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]){
vector<int> distancia(N,1e9);
int maximo=0;
vector<vector<pair<int,int> > > conexiones(N,vector<pair<int,int> >());
for(int i=0;i<M;i++){
conexiones[R[i][0]].push_back(make_pair(L[i],R[i][1]));
conexiones[R[i][1]].push_back(make_pair(L[i],R[i][0]));
}
priority_queue <pair<int,int> > q;
q.push(make_pair(0,0));
distancia[0]=0;
int nodo,coste;
while(!q.empty()){
nodo=q.top().second;
coste=-q.top().first;
q.pop();
if(coste>distancia[nodo])continue;
for(pair<int,int> con:conexiones[nodo]){
int arista=con.first;
int siguiente=con.second;
if(distancia[siguiente]>distancia[nodo]+arista){
distancia[siguiente]=distancia[nodo]+arista;
q.push(make_pair(-arista,siguiente));
}
}
}
for(int i=0;i<K;i++){
maximo=max(maximo,distancia[P[i]]);
}
return maximo;
}
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