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Submission #753304

# Submission time Handle Problem Language Result Execution time Memory
753304 2023-06-05T03:17:38 Z acceptify Crocodile's Underground City (IOI11_crocodile) C++17
100 / 100
 523 ms 71068 KB 
#include "crocodile.h"
#include <bits/stdc++.h>
using namespace std;

int travel_plan(int N, int M, int R[][2], int L[], int K, int P[]) {
    vector<pair<int, int>> adj[N];
    for (int i = 0; i < M; i++) {
        adj[R[i][0]].push_back({L[i], R[i][1]});
        adj[R[i][1]].push_back({L[i], R[i][0]});
    }
    int vis[N];
    for (int i = 0; i < N; i++) vis[i] = 0;
    priority_queue<pair<int, int>, vector<pair<int, int>>, greater<pair<int, int>>> pq;
    for (int i = 0; i < K; i++) pq.push({0, P[i]}), vis[P[i]] = 1;
    while (!pq.empty()) {
        int d = pq.top().first, p = pq.top().second;
        pq.pop();
        vis[p]++;
        if (vis[p] == 2) {
            if (p == 0) return d;
            for (auto [w, x] : adj[p]) pq.push({d + w, x});
        }
    }
    return -1;
}

Subtask #1
46.0 / 46.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 316 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 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 316 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 3 ms 596 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 6 ms 1108 KB Output is correct
13 Correct 3 ms 832 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 316 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 3 ms 596 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 2 ms 468 KB Output is correct
12 Correct 6 ms 1108 KB Output is correct
13 Correct 3 ms 832 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 431 ms 71068 KB Output is correct
17 Correct 76 ms 13344 KB Output is correct
18 Correct 89 ms 14800 KB Output is correct
19 Correct 470 ms 66928 KB Output is correct
20 Correct 246 ms 47284 KB Output is correct
21 Correct 42 ms 5880 KB Output is correct
22 Correct 523 ms 44780 KB Output is correct