oj.uz

Submission #974374

# Submission time Handle Problem Language Result Execution time Memory
974374 2024-05-03T09:22:19 Z isirazeev Sequence (APIO23_sequence) C++17
0 / 100
 2000 ms 31580 KB 
#include <bits/stdc++.h>

using namespace std;

int sequence(int n, vector<int> a) {
    vector<int> pos[n + 1];
    for (int i = 0; i < n; i++) pos[a[i]].emplace_back(i);
    int res = 0;
    for (int val = 1; val <= n; val++) {
        for (int L = 1; L <= n; L++) {
            int c1 = 0, c2 = 0;
            for (int R = L; R <= n; R++) {
                c1 += (a[R] < val), c2 += (a[R] > val);
                if(abs(c1 - c2) <= (R - L + 1) - (c1 + c2)){
                    res = max(res, R - L + 1 - c1 - c2);
                }
            }
        }
    }
    return res;
}

//int main() {
//    ios_base::sync_with_stdio(false);
//    cin.tie(nullptr), cout.tie(nullptr);
//    int N;
//    cin >> N;
//    vector<int> A(N);
//    for (int i = 0; i < N; i++) cin >> A[i];
//    cout << sequence(N, A);
//    return 0;
//}

Subtask #1
0.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Execution timed out 2092 ms 25928 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #4
0.0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 13.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2036 ms 31580 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #7
0.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Incorrect 0 ms 348 KB Output isn't correct
3 Halted 0 ms 0 KB -