#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,i,j,c,a,x;
	cin>>n;
	for(i=1;i<=n;i++){
		a=n-i;
		for(c=1;c<=a;c++){
			cout<<" ";
		}
		j=i*2-1;
		for(x=1;x<=j;x++){
			cout<<"*";	
		}
		cout<<endl;
	}
}
/**************************************************************
	Problem: 1068
	User: zengyixuan
	Language: C++
	Result: Accepted
	Time:11 ms
	Memory:2072 kb
****************************************************************/