Submission #331597

#	Time	Username	Problem	Language	Result	Execution time	Memory
331597		bayarkhuu	Red-blue table (IZhO19_stones)	C++14	0 / 100	122 ms	2364 KiB

stones

#include <algorithm>
#include <iostream>

using namespace std;

int main() {
    int t, n, m;

    cin >> t;

    while (t--) {
        cin >> n >> m;

        if (n >= m) {
            cout << n + (m - 1) / 2 << endl;
            for (int i = 0; i < n; i++) {
                for (int j = 0; j < m; j++) {
                    if ((m - 1) / 2 > j) {
                        cout << "-";
                    } else {
                        cout << "+";
                    }
                    if (j != m - 1) {
                        cout << " ";
                    }
                }
                cout << endl;
            }
        } else {
            cout << m + (n - 1) / 2 << endl;
            for (int i = 0; i < n; i++) {
                for (int j = 0; j < m; j++) {
                    if ((n - 1) / 2 > i) {
                        cout << "+";
                    } else {
                        cout << "-";
                    }
                    if (j != m - 1) {
                        cout << " ";
                    }
                }
                cout << endl;
            }
        }
    }

    return 0;
}

• Subtask 1: 0 / 17
• Subtask 2: 0 / 10
• Subtask 3: 0 / 16
• Subtask 4: 0 / 11
• Subtask 5: 0 / 15
• Subtask 6: 0 / 31