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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int main(){
  5.     int n;
  6.     while(cin>>n){
  7.  
  8.         if(n<=0||n==1||n==2) cout<<"-1"<<endl;
  9.         else{
  10.             for(int i=0;i<n;i++){
  11.                 for(int j=n-1;j>=i;j--){
  12.                     if(j==n-1||j==i)cout<<"H";
  13.                     else cout<<" ";
  14.                 }
  15.                 cout<<endl;
  16.             }
  17.             for(int i=0;i<n;i++){
  18.                 for(int j=0;j<=i;j++){
  19.                     if((j==0||j==i)&&i!=0)cout<<"H";
  20.                     else if(i!=0) cout<<" ";
  21.                 }
  22.                 if(i!=0)cout<<endl;
  23.             }
  24.             cout<<endl;
  25.         }
  26.     }
  27.     return 0;
  28. }
  29.  
Success #stdin #stdout 0s 5280KB
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https://ideone.com/LjN27p
language:
C++14 (gcc 8.3)
created:
1 day ago
visibility:
secret

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