Submission #1010541

#	Time	Username	Problem	Language	Result	Execution time	Memory
1010541		LucaIlie	Red-blue table (IZhO19_stones)	C++17	0 / 100	21 ms	1372 KiB

stones

#include <bits/stdc++.h>

using namespace std;

int main() {
    int t;

    cin >> t;
    for ( ; t > 0; t-- ) {
        int n, m;

        cin >> n >> m;

        cout << n + m - 2 << "\n";
        for ( int l = 0; l < n; l++ ) {
            for ( int c = 0; c < m; c++ ) {
                if ( l == n - 1 )
                    cout << "-";
                else if ( (l + c) % 2 == 0 )
                    cout << "+";
                else
                    cout << "-";
            }
            cout << "\n";
        }
    }

    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