Submission #682663

#	Time	Username	Problem	Language	Result	Execution time	Memory
682663		Alcabel	Nice sequence (IZhO18_sequence)	C++17	15 / 100	8 ms	716 KiB

sequence

#include <bits/stdc++.h>
using namespace std;

void solve() {
    int n, m;
    cin >> n >> m;
    if (n == 2 && m % 2 == 1 && m > n) {
        cout << m << '\n';
        for (int i = 0; i < m / 2; ++i) {
            cout << m << ' ' << -m - 1 << ' ';
        }
        cout << m << '\n';
        return;
    }
    if (m == 2 && n % 2 == 1 && n > m) {
        cout << n << '\n';
        cout << '\n';
        for (int i = 0; i < n / 2; ++i) {
            cout << -n << ' ' << n + 1 << ' ';
        }
        cout << -n << '\n';
        return;
    }
    if (n <= m) {
        cout << m - 1 << '\n';
        for (int i = 0; i < m - 1; ++i) {
            cout << -1 << ' ';
        }
        cout << '\n';
        return;
    }
    if (m <= n) {
        cout << n - 1 << '\n';
        for (int i = 0; i < n - 1; ++i) {
            cout << 1 << ' ';
        }
        cout << '\n';
        return;
    }
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);

    int T = 1;
    cin >> T;
    while (T--) {
        solve();
    }

    return 0;
}

• Subtask 1: 6 / 6
• Subtask 2: 9 / 9
• Subtask 3: 0 / 14
• Subtask 4: 0 / 15
• Subtask 5: 0 / 14
• Subtask 6: 0 / 18
• Subtask 7: 0 / 24