oj.uz

Submission #562647

# Submission time Handle Problem Language Result Execution time Memory
562647 2022-05-14T21:05:35 Z Iwanttobreakfree Crocodile's Underground City (IOI11_crocodile) C++
89 / 100
 513 ms 51800 KB 
#include <iostream>
#include <vector>
#include <queue>
#include "crocodile.h"
using namespace std;
typedef long long ll;
int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]){
    vector<pair<ll,ll>> d(N,{1e18,1e18});
    vector<bool> seen(N,false);
    vector<vector<pair<int,int>>> g(N,vector<pair<int,int>>());
    for(int i=0;i<M;i++){
        g[R[i][0]].push_back({R[i][1],L[i]});
        g[R[i][1]].push_back({R[i][0],L[i]});
    }
    priority_queue<pair<ll,int>> pq;
    for(int i=0;i<K;i++){
        pq.push({0,P[i]});
        seen[P[i]]=true;
        d[P[i]].first=d[P[i]].second=0;
    }
    while(!pq.empty()){
        ll dist=-pq.top().first,u=pq.top().second;
        pq.pop();
        //cout<<u<<' ';
        if(dist!=d[u].second)continue;
        seen[u]=true;
        for(auto v:g[u]){
            if(seen[v.first])continue;
            if(dist+v.second<d[v.first].first){
                d[v.first].second=d[v.first].first;
                d[v.first].first=dist+v.second;
                pq.push({-d[v.first].second,v.first});
            }
            else if(dist+v.second<d[v.first].second){
                d[v.first].second=dist+v.second;
                pq.push({-d[v.first].second,v.first});
            }
        }
    }
    return d[0].second;
}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct

Subtask #2
43.0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 2 ms 504 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 3 ms 724 KB Output is correct
13 Correct 3 ms 768 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 2 ms 504 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 3 ms 724 KB Output is correct
13 Correct 3 ms 768 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 400 ms 43068 KB Output is correct
17 Correct 85 ms 13464 KB Output is correct
18 Correct 104 ms 14772 KB Output is correct
19 Correct 513 ms 51800 KB Output is correct
20 Correct 256 ms 34148 KB Output is correct
21 Correct 55 ms 5412 KB Output is correct
22 Incorrect 271 ms 30964 KB Output isn't correct
23 Halted 0 ms 0 KB -