oj.uz

답안 #899752

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
899752 2024-01-07T00:07:33 Z lalig777 악어의 지하 도시 (IOI11_crocodile) C++14
100 / 100
 393 ms 73976 KB 
#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <queue>
#include "crocodile.h"
using namespace std;
 
typedef long long ll;
const ll INF=1e18+1;
 
int travel_plan(int N, int M, int R[][2], int S[], int K, int P[]){
  vector<vector<pair<int,ll> > > listaAdy(N);
  for (int i=0; i<M; i++){
    listaAdy[R[i][0]].push_back(make_pair(R[i][1], S[i]));
    listaAdy[R[i][1]].push_back(make_pair(R[i][0], S[i]));
  }
  vector<pair<ll,ll> > dist(N, make_pair(INF, INF));
  priority_queue<pair<ll, int> >pq;
  for (int i=0; i<K; i++){
    dist[P[i]].first=0;
    dist[P[i]].second=0;
    pq.push(make_pair(0, P[i]));
  }
  while (!pq.empty()){
    int u=pq.top().second;
    ll d=-pq.top().first;
    pq.pop();
    if (dist[u].second<d) continue;
    if (dist[u].first<=d) dist[u].second=d;
    else{
      dist[u].second=dist[u].first;
      dist[u].first=d;
    }
    if (dist[u].second==INF) continue;
    for (auto vec: listaAdy[u]){
      int v=vec.first;
      ll c=vec.second;
      ll dact=dist[u].second+c;
      if(dist[v].second>dact){
        if (dist[v].second==dist[v].first){
          dist[v].first=dact;
          continue;
        }
        dist[v].second=dact;
        if (dist[v].second<dist[v].first){
          dist[v].second=dist[v].first;
          dist[v].first=dact;
        }pq.push(make_pair(-dist[v].second, v));
      }
    }
  }
  if (dist[0].second==INF) return -1;
  return dist[0].second;
}

Subtask #1
46.0 / 46.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct

Subtask #2
43.0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 2 ms 4700 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 2 ms 4444 KB Output is correct
12 Correct 3 ms 4956 KB Output is correct
13 Correct 3 ms 5056 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct

Subtask #3
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 2 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 2 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 2 ms 4700 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 2 ms 4444 KB Output is correct
12 Correct 3 ms 4956 KB Output is correct
13 Correct 3 ms 5056 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 317 ms 66060 KB Output is correct
17 Correct 53 ms 16212 KB Output is correct
18 Correct 73 ms 18256 KB Output is correct
19 Correct 393 ms 73976 KB Output is correct
20 Correct 219 ms 53436 KB Output is correct
21 Correct 27 ms 9812 KB Output is correct
22 Correct 234 ms 50268 KB Output is correct