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