#include<bits/stdc++.h>
using namespace std;
int main(){
	int i,j,n;
	cin>>n;
	for(i=1;i<=n;i++){
	    for(j=1;j<=n-i;j++){
		    cout<<" ";
			}
		for(j=1;j<=i*2+1;j++){
			cout<<"*";      
			}          
			                
		             cout<<endl;       }
	return 0;}
/**************************************************************
	Problem: 1069
	User: zhangchenhao
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/