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Submission #1099392

# Submission time Handle Problem Language Result Execution time Memory
1099392 2024-10-11T09:03:14 Z mihaihvh Circle Passing (EGOI24_circlepassing) C++14
20 / 100
 2000 ms 95572 KB 
#include <iostream>
#include <set>
#include <queue>
#include <vector>

using namespace std;

vector<set<int>> v(1000000);

int n, m, q;
int M;

void bf(int k, int l) {
    //int viz[20001]{0};
    vector<int> viz(2*n);
    queue<int> q;
    viz[k] = 1;
    q.push(k);
    bool E = 1;
    while (!q.empty() && E) {
        for (auto m : v[q.front()]) {
            if (!viz[m]) {
                q.push(m);
                viz[m] = viz[q.front()] + 1;
                if (m == l) {
                    cout << viz[l] - 1 << '\n';
                    return;
                }
            }
        }
        q.pop();
    }
    cout << viz[l] - 1 << '\n';
}

int main() {
    cin >> n >> m >> q;

    for (int i = 0; i < m; ++i) {
        cin >> M;
        v[M].insert(M+n);
        v[M+n].insert(M);
    }
    for (int i = 0; i < 2*n; ++i) {
        if (i == 0)
            v[i].insert(2*n-1);
        if (i == 2*n-1)
            v[i].insert(0);
        if (i < 2*n-1) v[i].insert(i+1);
        if (i > 0) v[i].insert(i-1);
    }

    for (int i = 0; i < q; ++i) {
        int a, b;
        cin >> a >> b;
        bf(a, b);
    }
    return 0;
}

Subtask #1
0.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 47440 KB Output is correct
2 Correct 52 ms 47416 KB Output is correct
3 Correct 66 ms 47592 KB Output is correct
4 Correct 24 ms 47448 KB Output is correct
5 Execution timed out 2076 ms 66984 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 47448 KB Output is correct
2 Correct 26 ms 47452 KB Output is correct
3 Correct 28 ms 47444 KB Output is correct
4 Correct 24 ms 47192 KB Output is correct
5 Correct 30 ms 47448 KB Output is correct
6 Correct 28 ms 47196 KB Output is correct
7 Correct 28 ms 47452 KB Output is correct
8 Correct 32 ms 47608 KB Output is correct
9 Correct 34 ms 47452 KB Output is correct
10 Correct 28 ms 47452 KB Output is correct
11 Correct 32 ms 47448 KB Output is correct
12 Correct 36 ms 47452 KB Output is correct
13 Correct 32 ms 47452 KB Output is correct
14 Correct 24 ms 47448 KB Output is correct
15 Correct 26 ms 47452 KB Output is correct
16 Correct 22 ms 47196 KB Output is correct
17 Correct 24 ms 47196 KB Output is correct
18 Correct 23 ms 47416 KB Output is correct
19 Correct 22 ms 47336 KB Output is correct
20 Correct 23 ms 47196 KB Output is correct

Subtask #3
0.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 47448 KB Output is correct
2 Correct 26 ms 47452 KB Output is correct
3 Correct 28 ms 47444 KB Output is correct
4 Correct 24 ms 47192 KB Output is correct
5 Correct 30 ms 47448 KB Output is correct
6 Correct 28 ms 47196 KB Output is correct
7 Correct 28 ms 47452 KB Output is correct
8 Correct 32 ms 47608 KB Output is correct
9 Correct 34 ms 47452 KB Output is correct
10 Correct 28 ms 47452 KB Output is correct
11 Correct 32 ms 47448 KB Output is correct
12 Correct 36 ms 47452 KB Output is correct
13 Correct 32 ms 47452 KB Output is correct
14 Correct 24 ms 47448 KB Output is correct
15 Correct 26 ms 47452 KB Output is correct
16 Correct 22 ms 47196 KB Output is correct
17 Correct 24 ms 47196 KB Output is correct
18 Correct 23 ms 47416 KB Output is correct
19 Correct 22 ms 47336 KB Output is correct
20 Correct 23 ms 47196 KB Output is correct
21 Correct 24 ms 47448 KB Output is correct
22 Correct 27 ms 47452 KB Output is correct
23 Correct 27 ms 47452 KB Output is correct
24 Correct 31 ms 47184 KB Output is correct
25 Correct 26 ms 47448 KB Output is correct
26 Correct 25 ms 47440 KB Output is correct
27 Correct 29 ms 47448 KB Output is correct
28 Correct 32 ms 47456 KB Output is correct
29 Correct 35 ms 47452 KB Output is correct
30 Correct 32 ms 47448 KB Output is correct
31 Correct 33 ms 47452 KB Output is correct
32 Correct 34 ms 47452 KB Output is correct
33 Correct 29 ms 47452 KB Output is correct
34 Correct 20 ms 47452 KB Output is correct
35 Correct 22 ms 47480 KB Output is correct
36 Correct 21 ms 47192 KB Output is correct
37 Runtime error 61 ms 95572 KB Execution killed with signal 11
38 Halted 0 ms 0 KB -

Subtask #4
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 61 ms 95568 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 47440 KB Output is correct
2 Correct 52 ms 47416 KB Output is correct
3 Correct 66 ms 47592 KB Output is correct
4 Correct 24 ms 47448 KB Output is correct
5 Execution timed out 2076 ms 66984 KB Time limit exceeded
6 Halted 0 ms 0 KB -