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Submission #1099428

# Submission time Handle Problem Language Result Execution time Memory
1099428 2024-10-11T09:43:48 Z mihaihvh Circle Passing (EGOI24_circlepassing) C++14
20 / 100
 2000 ms 1048576 KB 
#include <iostream>
#include <set>
#include <queue>
#include <vector>
#include <cmath>

using namespace std;

vector<set<int>> v;

long long n, m, q;
int M;

void bf(int k, int l) {
    vector<int> viz(2*n);
    queue<int> q;
    viz[k] = 1;
    q.push(k);
    while (!q.empty()) {
        int i = q.front();
        if (i == 0)
            v[i].insert(2LL*n-1);
        if (i == 2LL*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 (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();
    }
}

int main() {
    cin.tie(NULL);
    cin.sync_with_stdio(false);
    cin >> n >> m >> q;
    vector<set<int>> V(2LL*n);
    v = V;
    for (int i = 0; i < m; ++i) {
        cin >> M;
        v[M].insert(M+n);
        v[M+n].insert(M);
    }
    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 4 ms 348 KB Output is correct
2 Correct 6 ms 344 KB Output is correct
3 Correct 33 ms 648 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Execution timed out 2101 ms 38676 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 6 ms 348 KB Output is correct
3 Correct 7 ms 604 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 2 ms 508 KB Output is correct
6 Correct 2 ms 348 KB Output is correct
7 Correct 7 ms 600 KB Output is correct
8 Correct 20 ms 860 KB Output is correct
9 Correct 23 ms 856 KB Output is correct
10 Correct 17 ms 600 KB Output is correct
11 Correct 17 ms 852 KB Output is correct
12 Correct 18 ms 860 KB Output is correct
13 Correct 18 ms 860 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct

Subtask #3
0.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 604 KB Output is correct
2 Correct 6 ms 348 KB Output is correct
3 Correct 7 ms 604 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 2 ms 508 KB Output is correct
6 Correct 2 ms 348 KB Output is correct
7 Correct 7 ms 600 KB Output is correct
8 Correct 20 ms 860 KB Output is correct
9 Correct 23 ms 856 KB Output is correct
10 Correct 17 ms 600 KB Output is correct
11 Correct 17 ms 852 KB Output is correct
12 Correct 18 ms 860 KB Output is correct
13 Correct 18 ms 860 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 2 ms 604 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 604 KB Output is correct
22 Correct 6 ms 600 KB Output is correct
23 Correct 7 ms 620 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 2 ms 504 KB Output is correct
26 Correct 3 ms 344 KB Output is correct
27 Correct 7 ms 600 KB Output is correct
28 Correct 17 ms 860 KB Output is correct
29 Correct 22 ms 928 KB Output is correct
30 Correct 16 ms 852 KB Output is correct
31 Correct 17 ms 604 KB Output is correct
32 Correct 17 ms 856 KB Output is correct
33 Correct 17 ms 856 KB Output is correct
34 Correct 1 ms 860 KB Output is correct
35 Correct 2 ms 860 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Runtime error 368 ms 1048576 KB Execution killed with signal 9
38 Halted 0 ms 0 KB -

Subtask #4
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 600 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 348 KB Output is correct
2 Correct 6 ms 344 KB Output is correct
3 Correct 33 ms 648 KB Output is correct
4 Correct 1 ms 604 KB Output is correct
5 Execution timed out 2101 ms 38676 KB Time limit exceeded
6 Halted 0 ms 0 KB -