#include <bits/stdc++.h>
using namespace std;
int main(){
    int n,g=1;
    cin>>n;
    for(int i=1;i<=n;i++){
        for(int m=1;m<=3;m++){
            for(int j=n;j>i;j--) cout<<" ";
            for(int j=1;j<=g;j++) cout<<"*";
            for(int j=n;j>i;j--) cout<<" ";
        }
        g+=2;
        cout<<endl;
    }   
}
/**************************************************************
	Problem: 1006
	User: baizhoudeyueguang
	Language: C++
	Result: Accepted
	Time:4 ms
	Memory:2072 kb
****************************************************************/