#include<bits/stdc++.h> using namespace std; int main(){ int n; cin>>n; for(int i=1;i<=n;i++){ if(i==1){ cout<<setw(n-i+1); for(int j=1;j<=n;j++) cout<<"*"; }else cout<<setw(n-i+1)<<"*"<<setw(n+2*(i-2)+1)<<"*"; cout<<endl; } for(int i=n-1;i>=1;i--){ if(i==1){ cout<<setw(n-i+1); for(int j=1;j<=n;j++) cout<<"*"; }else cout<<setw(n-i+1)<<"*"<<setw(n+2*(i-2)+1)<<"*"; cout<<endl; } return 0; }