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

	return 0;
}


/**************************************************************
	Problem: 1070
	User: jiangyuanfeng
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/