oj.uz

답안 #398429

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
398429 2021-05-04T09:10:30 Z AugustinasJucas 악어의 지하 도시 (IOI11_crocodile) C++14
100 / 100
 585 ms 62140 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;
const int dydis = 1e5 + 10;
const long long inf = 1e18;
vector<pair<int, int> > gr[dydis];
int n, m, k;
pair<long long, long long> dist[dydis];
int kek[dydis];
bool don[dydis];
int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]){
    n = N; m = M; k = K;
    for(int i = 0; i < n; i++) dist[i] = {inf, inf};
    for(int i = 0; i < M; i++) {
        gr[R[i][0]].push_back({R[i][1], L[i]});
        gr[R[i][1]].push_back({R[i][0], L[i]});
    }
    priority_queue<pair<int, int> > q;
    for(int i = 0; i < k; i++){
        q.push({0, P[i]});
    }
    while(q.size()){
        int v = q.top().second;
        long long dst = -q.top().first;
        q.pop();
        if(don[v]) continue;
        if(dst != 0 && (dst == inf || dst != dist[v].second)) continue;
        don[v] = 1;
        for(auto x : gr[v]){
            long long gal = x.second + dst;
            if(gal < dist[x.first].first){
                dist[x.first].second = dist[x.first].first;
                dist[x.first].first = gal;
                q.push({-dist[x.first].second, x.first});
            }else if(gal < dist[x.first].second){
                dist[x.first].second = gal;
                q.push({-dist[x.first].second, x.first});
            }
        }
    }
    return dist[0].second;
}

/*
5 4 3
0 1 2
0 2 3
3 2 1
2 4 4
1 3 4

5 7 2
0 2 4
0 3 3
3 2 2
2 1 10
0 1 100
0 4 7
3 4 9
1 3
*/

Subtask #1
46.0 / 46.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2636 KB Output is correct
2 Correct 2 ms 2636 KB Output is correct
3 Correct 2 ms 2636 KB Output is correct
4 Correct 3 ms 2764 KB Output is correct
5 Correct 3 ms 2768 KB Output is correct
6 Correct 2 ms 2636 KB Output is correct
7 Correct 3 ms 2764 KB Output is correct
8 Correct 4 ms 2684 KB Output is correct

Subtask #2
43.0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2636 KB Output is correct
2 Correct 2 ms 2636 KB Output is correct
3 Correct 2 ms 2636 KB Output is correct
4 Correct 3 ms 2764 KB Output is correct
5 Correct 3 ms 2768 KB Output is correct
6 Correct 2 ms 2636 KB Output is correct
7 Correct 3 ms 2764 KB Output is correct
8 Correct 4 ms 2684 KB Output is correct
9 Correct 4 ms 2892 KB Output is correct
10 Correct 2 ms 2672 KB Output is correct
11 Correct 3 ms 2764 KB Output is correct
12 Correct 5 ms 3148 KB Output is correct
13 Correct 5 ms 3148 KB Output is correct
14 Correct 2 ms 2636 KB Output is correct
15 Correct 3 ms 2764 KB Output is correct

Subtask #3
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 2636 KB Output is correct
2 Correct 2 ms 2636 KB Output is correct
3 Correct 2 ms 2636 KB Output is correct
4 Correct 3 ms 2764 KB Output is correct
5 Correct 3 ms 2768 KB Output is correct
6 Correct 2 ms 2636 KB Output is correct
7 Correct 3 ms 2764 KB Output is correct
8 Correct 4 ms 2684 KB Output is correct
9 Correct 4 ms 2892 KB Output is correct
10 Correct 2 ms 2672 KB Output is correct
11 Correct 3 ms 2764 KB Output is correct
12 Correct 5 ms 3148 KB Output is correct
13 Correct 5 ms 3148 KB Output is correct
14 Correct 2 ms 2636 KB Output is correct
15 Correct 3 ms 2764 KB Output is correct
16 Correct 478 ms 57732 KB Output is correct
17 Correct 90 ms 14532 KB Output is correct
18 Correct 115 ms 16096 KB Output is correct
19 Correct 585 ms 62140 KB Output is correct
20 Correct 306 ms 49472 KB Output is correct
21 Correct 40 ms 7864 KB Output is correct
22 Correct 323 ms 46256 KB Output is correct