oj.uz

Submission #911009

# Submission time Handle Problem Language Result Execution time Memory
911009 2024-01-18T11:13:14 Z penguin133 Red-blue table (IZhO19_stones) C++17
0 / 100
 30 ms 1368 KB 
#include <bits/stdc++.h>
using namespace std;

#define int long long
#define pi pair<int, int>
#define pii pair<int, pi>
#define fi first
#define se second
#ifdef _WIN32
#define getchar_unlocked _getchar_nolock
#endif
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());

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

main(){
	ios::sync_with_stdio(0);cin.tie(0);
	int tc = 1;
	cin >> tc;
	for(int tc1=1;tc1<=tc;tc1++){
		// cout << "Case #" << tc1 << ": ";
		solve();
	}
}

Compilation message

stones.cpp:37:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   37 | main(){
      | ^~~~

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB in the table A+B is not equal to 5
3 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB in the table A+B is not equal to 21
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB in the table A+B is not equal to 5
3 Halted 0 ms 0 KB -

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 17 ms 1368 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 30 ms 1368 KB in the table A+B is not equal to 36
2 Halted 0 ms 0 KB -

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Incorrect 0 ms 348 KB in the table A+B is not equal to 5
3 Halted 0 ms 0 KB -