#include<bits/stdc++.h>
using namespace std;
int main(){
    int i,j,k,n;
    cin>>n;
    for(i=1;i<=n;i++)
    {
        for(k=1;k<=3;k++)
        {
            for(j=1;j<=n-i;j++){
                cout<<" ";
            }
            for(j=1;j<=2*i-1;j++){
                cout<<"*";
            }
            for(j=1;j<=n-i;j++){
                cout<<" ";
            }
        }
        cout<<endl;
    }
    return 0;
}
/**************************************************************
	Problem: 1006
	User: lidongbo
	Language: C++
	Result: Accepted
	Time:5 ms
	Memory:2072 kb
****************************************************************/