#include <bits/stdc++.h>
using namespace std;
int main(){
	int n,i,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;
	}
}

/**************************************************************
	Problem: 1070
	User: 15159808820
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/