# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
1093908 | Muhammet | Red-blue table (IZhO19_stones) | C++17 | 18 ms | 1372 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
vector <vector <char>> a;
int main(){
ios::sync_with_stdio(false); cin.tie(nullptr);
int T;
cin >> T;
while(T--){
int n, m;
cin >> n >> m;
a.assign(n, vector <char> (m,'+'));
if(m >= n){
int n1 = (n/2)+1;
for(int j = 0; j < m; j++){
for(int i = 0; i < n1; i++){
a[i][j] = '-';
}
}
}
int ans = 0;
for(int i = 0; i < n; i++){
int a1 = 0, b1 = 0;
for(int j = 0; j < m; j++){
if(a[i][j] == '+') a1++;
else b1++;
}
ans += (a1 > b1);
}
int ans1 = ans;
for(int j = 0; j < m; j++){
int a1 = 0, b1 = 0;
for(int i = 0; i < n; i++){
if(a[i][j] == '+') a1++;
else b1++;
}
ans += (b1 > a1);
}
cout << ans << '\n';
for(int i = 0; i < n; i++){
for(int j = 0; j < m; j++){
cout << a[i][j];
}
cout << '\n';
}
}
}
Compilation message (stderr)
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