oj.uz

Submission #367928

# Submission time Handle Problem Language Result Execution time Memory
367928 2021-02-18T21:16:17 Z Iwanttobreakfree Crocodile's Underground City (IOI11_crocodile) C++17
0 / 100
 1 ms 364 KB 
#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++){
      if(distancia[P[i]]==1e9)continue;
	 else maximo=max(maximo,distancia[P[i]]);
	}
  return maximo;
}

Subtask #1
0 / 46.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 43.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 364 KB Output isn't correct
2 Halted 0 ms 0 KB -