#include<bits/stdc++.h>
using namespace std;
int main()
{
	int n,i,j,t;
	cin>>n;
	for(i=1;i<=n;i++){
		for(j=1;j<=3;j++){
			for(t=1;t<=n-i;t++){
				cout<<" ";
			}
			for(t=1;t<=i*2-1;t++){
				cout<<"*";
			}
			for(t=1;t<=n-i;t++){
				cout<<" ";
			}
		}
		cout<<endl;
	} 
	return 0;
}

/**************************************************************
	Problem: 1006
	User: zzz
	Language: C++
	Result: Accepted
	Time:4 ms
	Memory:2072 kb
****************************************************************/