#include <bits/stdc++.h>
using namespace std;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0);
int T, l, c;
cin>>T;
while(T--){
cin>>l>>c ;
for(int i=0; i<l; i++){
for(int j=1; j<=c; j++){
if (j!=c || j==1) cout<<"****";
else if(c%2==0) cout<<"*";
}
cout<<endl;
for(int j=1; j<=c; j++){
(j==1) ? cout<<"*..*" : cout<<"..*" ;
}
cout<<endl;
for(int j=1; j<=c; j++){
(j==1) ? cout<<"*..*" : cout<<"..*" ;
}
cout<<endl;
if(i==l-1){
for(int j=1; j<=c; j++){
if (j!=c || j==1) cout<<"****";
else if(c%2==0) cout<<"*";
}
cout<<endl;
}
}
cout<<endl;
}
return 0;
}
This isn’t pretty, but it seems to pass all the sample test cases successfully. I’ve been wondering why then i get WA upon submitting.
Thanks in advance for any help 