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Submission #624337

# Submission time Handle Problem Language Result Execution time Memory
624337 2022-08-08T00:31:37 Z dqhungdl Red-blue table (IZhO19_stones) C++17
27 / 100
 23 ms 1344 KB 
#include <bits/stdc++.h>
using namespace std;

#ifdef DEBUG
#include "debug.hpp"
#define debug(x...) cerr << "[" << #x << "] = [", _print(x)
#else
#define debug(x...)
#endif

int T, m, n;

void solve() {
    cin >> m >> n;
    if (m > n) {
        cout << m + (n - 1) / 2 << '\n';
        for (int i = 1; i <= m; i++) {
            for (int j = 1; j <= (n - 1) / 2; j++)
                cout << '-';
            for (int j = (n - 1) / 2 + 1; j <= n; j++)
                cout << '+';
            cout << '\n';
        }
    } else {
        cout << n + (m - 1) / 2 << '\n';
        for (int i = 1; i <= (m - 1) / 2; i++) {
            for (int j = 1; j <= n; j++)
                cout << '+';
            cout << '\n';
        }
        for (int i = (m - 1) / 2 + 1; i <= m; i++) {
            for (int j = 1; j <= n; j++)
                cout << '-';
            cout << '\n';
        }
    }
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
#ifdef DEBUG
    freopen("../_input", "r", stdin);
#endif
    cin >> T;
    while (T--)
        solve();
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Incorrect 2 ms 324 KB Wrong answer in test 5 29: 31 < 32
5 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 22 ms 1344 KB Wrong answer in test 97 21: 107 < 116
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 23 ms 1244 KB Wrong answer in test 24 24: 35 < 44
2 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Incorrect 2 ms 324 KB Wrong answer in test 5 29: 31 < 32
5 Halted 0 ms 0 KB -