#include<bits/stdc++.h>
using namespace std;
int main(){
    int i,j,n,o;
    cin>>n;
    for(i=1;i<=n;i++){
        for(j=1;j<=n-i;j++){
            cout<<" ";
        }
        for(o=1;o<=3;o++){
            for(j=1;j<=i*2-1;j++){
                cout<<"*";    
            }
            for(j=1;j<=(n-i)*2;j++){
                cout<<" ";
            }
        }
        cout<<endl;
    } 
    return 0;
}
 
/**************************************************************
	Problem: 1006
	User: chenmingyu
	Language: C++
	Result: Accepted
	Time:4 ms
	Memory:2072 kb
****************************************************************/