Submission #1133983

#	Time	Username	Problem	Language	Result	Execution time	Memory
1133983		noyancanturk	Red-blue table (IZhO19_stones)	C++20	27 / 100	13 ms	1352 KiB

stones

#include<bits/stdc++.h>
using namespace std;

void solve(){
  int n,m;
  cin>>n>>m;
  if(n<m){
    int k=n/2;
    while(k<=n-k)k++;
    cout<<m+n-k<<'\n';
    for(int i=0;i<k;i++){
      for(int j=0;j<m;j++){
        cout<<'-';
      }cout<<'\n';
    }
    for(int i=k;i<n;i++){
      for(int j=0;j<m;j++){
        cout<<'+';
      }cout<<'\n';
    }
  }else{
    int k=m/2;
    while(k<=m-k)k++;
    cout<<m+n-k<<'\n';
    for(int i=0;i<n;i++){
      for(int j=0;j<k;j++){
        cout<<'+';
      }for(int j=k;j<m;j++){
        cout<<'-';
      }cout<<'\n';
    }
  }
}

int main(){
  ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  int t;
  cin>>t;
  while(t--)solve();
}

• Subtask 1: 17 / 17
• Subtask 2: 10 / 10
• Subtask 3: 0 / 16
• Subtask 4: 0 / 11
• Subtask 5: 0 / 15
• Subtask 6: 0 / 31