Submission #1191702

#	Time	Username	Problem	Language	Result	Execution time	Memory
1191702		Petrix	Red-blue table (IZhO19_stones)	C++20	0 / 100	47 ms	2372 KiB

stones

#include <iostream>

using namespace std;

char v[1001][1001];

void solve(){
    int n,m,i,j,rasp,stg=0,fol,col;
    cin>>n>>m;
    if(n<m){
        swap(n,m);
        stg=1;
    }
    for(i=1;i<=n;i++){
        for(j=1;j<=m;j++){
            v[i][j]='+';
        }
    }
    rasp=n;fol=0;col=1;
    for(i=1;i<(m+1)/2;i++){
        ///cout<<i<<" ";
        for(j=1;j<=n;j++){
            v[j][col]='-';
            fol++;
            if(fol>(n-1)/2){
                fol=0;col++;rasp++;
            }
        }
    }
    cout<<rasp<<"\n";
    if(!stg){
        for(i=1;i<=n;i++){
            for(j=1;j<=m;j++){
                cout<<v[i][j]<<" ";
            }
            cout<<"\n";
        }
   }else{
        for(j=1;j<=m;j++){
            for(i=1;i<=n;i++){
                if(v[i][j]=='+') cout<<"- ";
                else cout<<"+ ";
            }
            cout<<"\n";
        }
    }
}

int main()
{
    int t;
    cin>>t;
    while(t){
        solve();
        t--;
    }
    return 0;
}

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