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Submission #712807

# Submission time Handle Problem Language Result Execution time Memory
712807 2023-03-20T06:06:07 Z willychan Red-blue table (IZhO19_stones) C++14
0 / 100
 31 ms 1368 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
//#include<bits/extc++.h>
//__gnu_pbds

bool arr[1005][1005];
 
void solve(){
	int n,m;cin>>n>>m;
	if(n>m){
		int k = m-(m/2)-1;
		int total = k*n/((n/2)+1);
		int p=0;
		for(int i=0;i<n;i++){
			for(int g=0;g<k;g++){
				arr[i][p]=1;
				p = (p+1)%total;
			}
		}
		cout<<n+total<<"\n";
		for(int i=0;i<n;i++){
			for(int j=0;j<m;j++){
				if(arr[i][j]) cout<<"-";
				else cout<<"+";
			}
			cout<<"\n";
		}
	}else{
		int k = n-(n/2)-1;
		int total = k*m/((m/2)+1);
		int p=0;
		for(int i=0;i<m;i++){
			for(int g=0;g<k;g++){
				arr[p][i]=1;
				p = (p+1)%total;
			}
		}
		cout<<m+total<<"\n";
		for(int i=0;i<n;i++){
			for(int j=0;j<m;j++){
				if(arr[i][j]) cout<<"+";
				else cout<<"-";
			}
			cout<<"\n";
		}
	}
}
 
int main(){
	ios_base::sync_with_stdio(0),cin.tie(0),cout.tie(0);
	int t;cin>>t;
	while(t--){
		solve();
	}
 
	return 0;
}

Subtask #1
0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 0 ms 212 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 340 KB in the table A+B is not equal to 2
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Incorrect 0 ms 212 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 27 ms 1364 KB in the table A+B is not equal to 78
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 31 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 0 ms 212 KB Output is correct
2 Incorrect 0 ms 212 KB in the table A+B is not equal to 5
3 Halted 0 ms 0 KB -