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Submission #499978

# Submission time Handle Problem Language Result Execution time Memory
499978 2021-12-30T07:56:25 Z yahyobekabdunazarov Red-blue table (IZhO19_stones) C++17
32 / 100
 25 ms 1588 KB 
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
void solve(){
    int n, m;
    cin >> n >> m;
    bool swaped=false;
    if(n<m){
        swap(n, m);
        swaped=true;
    }
    char a[n][m];
    for(int i=0; i<n; i++){
        for(int j=0; j<m; j++){
            a[i][j]='+';
        }
    }
    int x = 0, ans=n, y=0;
    for(int i=0; i<(m-1)/2; i++){
        for(int j=0; j<m; j++){
            a[j][y]='-';
            x++;
            if(x==(n/2)+1){
                    ans++;
                    y++;
                    x=0;
             }
        }
    }
    cout << ans << "\n";
    if(!swaped){
        for(int i=0; i<n; i++){
            for(int j=0; j<m; j++){
                cout << a[i][j];
            }
            cout << "\n";
        }
    }
    else{
        for(int i=0; i<m; i++){
            for(int j=0; j<n; j++){
                if(a[j][i]=='+'){
                    cout << '-';
                }
                else{
                    cout << '+';
                }
            }
            cout << "\n";
        }
    }
}
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    int t;
    cin >> t;
    while(t--){
        solve();
    }
    return 0;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 312 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 308 KB Wrong answer in test 3 45: 45 < 46

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 312 KB Output is correct
3 Incorrect 1 ms 308 KB Wrong answer in test 3 45: 45 < 46

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 25 ms 1304 KB in the table A+B is not equal to 101
2 Halted 0 ms 0 KB -

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 24 ms 1196 KB Output is correct
2 Correct 17 ms 1588 KB Output is correct
3 Correct 16 ms 1328 KB Output is correct

Subtask #6
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 312 KB Output is correct
3 Incorrect 1 ms 308 KB Wrong answer in test 3 45: 45 < 46