oj.uz

답안 #1090119

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1090119 2024-09-17T18:10:41 Z LilPluton 경주 (Race) (IOI11_race) C++14
21 / 100
 3000 ms 16012 KB 
#include "race.h"
#include <bits/stdc++.h>
using namespace std;
const int sz = 2e5 + 5;
int n, res;
vector<long long> dist(sz), dep(sz, 0);
vector<vector<pair<int, int>>> adj(sz);

int dij(int s, int need, int n) {
    vector<long long> dist(n, LLONG_MAX);
    vector<int> dep(n, INT_MAX);
    priority_queue<pair<long long, int>, vector<pair<long long, int>>, greater<pair<long long, int>>> q;
    vector<int>ssss;
    dist[s] = 0;
    dep[s] = 0;
    q.push({0, s});
    
    while (!q.empty()) {
        int v = q.top().second;
        long long d_v = q.top().first;
        q.pop();
        
        if (d_v != dist[v]) {
            continue;
        }
        if (dist[v] == need) {
            ssss.push_back(dep[v]);
        }
        for (auto i : adj[v]) {
            int u = i.first;
            int weight = i.second;
            
            if (dist[u] > dist[v] + weight) {
                dist[u] = dist[v] + weight;
                dep[u] = dep[v] + 1;
                q.push({dist[u], u});
            }
        }
    }
    if(ssss.size() == 0)
        return INT_MAX;
    sort(ssss.begin(), ssss.end());
    return ssss[0];
}

int best_path(int N, int K, int H[][2], int L[]) {
    if (K == 1) {
        return 0;
    }
    
    for (int i = 0; i < N; ++i) {
        adj[H[i][0]].push_back({H[i][1], L[i]});
        adj[H[i][1]].push_back({H[i][0], L[i]});
    }
    
    int res = INT_MAX;
    
    for (int i = 0; i < N; ++i) {
        int path_length = dij(i, K, N);
        res = min(res, path_length);
    }
    
    return (res == INT_MAX ? -1 : res);
}

Subtask #1
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 8280 KB Output is correct
2 Correct 4 ms 8296 KB Output is correct
3 Correct 3 ms 8284 KB Output is correct
4 Correct 4 ms 8284 KB Output is correct
5 Correct 4 ms 8284 KB Output is correct
6 Correct 4 ms 8284 KB Output is correct
7 Correct 4 ms 8284 KB Output is correct
8 Correct 3 ms 8284 KB Output is correct
9 Correct 4 ms 8136 KB Output is correct
10 Correct 3 ms 8284 KB Output is correct
11 Correct 4 ms 8284 KB Output is correct
12 Correct 3 ms 8284 KB Output is correct
13 Correct 4 ms 8284 KB Output is correct
14 Correct 3 ms 8284 KB Output is correct
15 Correct 4 ms 8284 KB Output is correct
16 Correct 4 ms 8128 KB Output is correct
17 Correct 3 ms 8284 KB Output is correct
18 Correct 4 ms 8284 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 8280 KB Output is correct
2 Correct 4 ms 8296 KB Output is correct
3 Correct 3 ms 8284 KB Output is correct
4 Correct 4 ms 8284 KB Output is correct
5 Correct 4 ms 8284 KB Output is correct
6 Correct 4 ms 8284 KB Output is correct
7 Correct 4 ms 8284 KB Output is correct
8 Correct 3 ms 8284 KB Output is correct
9 Correct 4 ms 8136 KB Output is correct
10 Correct 3 ms 8284 KB Output is correct
11 Correct 4 ms 8284 KB Output is correct
12 Correct 3 ms 8284 KB Output is correct
13 Correct 4 ms 8284 KB Output is correct
14 Correct 3 ms 8284 KB Output is correct
15 Correct 4 ms 8284 KB Output is correct
16 Correct 4 ms 8128 KB Output is correct
17 Correct 3 ms 8284 KB Output is correct
18 Correct 4 ms 8284 KB Output is correct
19 Correct 4 ms 8284 KB Output is correct
20 Correct 4 ms 8288 KB Output is correct
21 Correct 82 ms 8284 KB Output is correct
22 Correct 56 ms 8284 KB Output is correct
23 Correct 60 ms 8280 KB Output is correct
24 Correct 69 ms 8352 KB Output is correct
25 Correct 68 ms 8284 KB Output is correct
26 Correct 68 ms 8284 KB Output is correct
27 Correct 75 ms 8284 KB Output is correct
28 Correct 75 ms 8284 KB Output is correct
29 Correct 72 ms 8280 KB Output is correct
30 Correct 76 ms 8348 KB Output is correct
31 Correct 72 ms 8348 KB Output is correct
32 Correct 72 ms 8352 KB Output is correct
33 Correct 67 ms 8280 KB Output is correct
34 Correct 25 ms 8284 KB Output is correct
35 Correct 23 ms 8284 KB Output is correct
36 Correct 19 ms 8284 KB Output is correct
37 Correct 22 ms 8284 KB Output is correct
38 Correct 28 ms 8284 KB Output is correct

Subtask #3
0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 8280 KB Output is correct
2 Correct 4 ms 8296 KB Output is correct
3 Correct 3 ms 8284 KB Output is correct
4 Correct 4 ms 8284 KB Output is correct
5 Correct 4 ms 8284 KB Output is correct
6 Correct 4 ms 8284 KB Output is correct
7 Correct 4 ms 8284 KB Output is correct
8 Correct 3 ms 8284 KB Output is correct
9 Correct 4 ms 8136 KB Output is correct
10 Correct 3 ms 8284 KB Output is correct
11 Correct 4 ms 8284 KB Output is correct
12 Correct 3 ms 8284 KB Output is correct
13 Correct 4 ms 8284 KB Output is correct
14 Correct 3 ms 8284 KB Output is correct
15 Correct 4 ms 8284 KB Output is correct
16 Correct 4 ms 8128 KB Output is correct
17 Correct 3 ms 8284 KB Output is correct
18 Correct 4 ms 8284 KB Output is correct
19 Execution timed out 3035 ms 16012 KB Time limit exceeded
20 Halted 0 ms 0 KB -

Subtask #4
0 / 57.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 8280 KB Output is correct
2 Correct 4 ms 8296 KB Output is correct
3 Correct 3 ms 8284 KB Output is correct
4 Correct 4 ms 8284 KB Output is correct
5 Correct 4 ms 8284 KB Output is correct
6 Correct 4 ms 8284 KB Output is correct
7 Correct 4 ms 8284 KB Output is correct
8 Correct 3 ms 8284 KB Output is correct
9 Correct 4 ms 8136 KB Output is correct
10 Correct 3 ms 8284 KB Output is correct
11 Correct 4 ms 8284 KB Output is correct
12 Correct 3 ms 8284 KB Output is correct
13 Correct 4 ms 8284 KB Output is correct
14 Correct 3 ms 8284 KB Output is correct
15 Correct 4 ms 8284 KB Output is correct
16 Correct 4 ms 8128 KB Output is correct
17 Correct 3 ms 8284 KB Output is correct
18 Correct 4 ms 8284 KB Output is correct
19 Correct 4 ms 8284 KB Output is correct
20 Correct 4 ms 8288 KB Output is correct
21 Correct 82 ms 8284 KB Output is correct
22 Correct 56 ms 8284 KB Output is correct
23 Correct 60 ms 8280 KB Output is correct
24 Correct 69 ms 8352 KB Output is correct
25 Correct 68 ms 8284 KB Output is correct
26 Correct 68 ms 8284 KB Output is correct
27 Correct 75 ms 8284 KB Output is correct
28 Correct 75 ms 8284 KB Output is correct
29 Correct 72 ms 8280 KB Output is correct
30 Correct 76 ms 8348 KB Output is correct
31 Correct 72 ms 8348 KB Output is correct
32 Correct 72 ms 8352 KB Output is correct
33 Correct 67 ms 8280 KB Output is correct
34 Correct 25 ms 8284 KB Output is correct
35 Correct 23 ms 8284 KB Output is correct
36 Correct 19 ms 8284 KB Output is correct
37 Correct 22 ms 8284 KB Output is correct
38 Correct 28 ms 8284 KB Output is correct
39 Execution timed out 3035 ms 16012 KB Time limit exceeded
40 Halted 0 ms 0 KB -