#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: 1068
	User: caiqiaoxi
	Language: C++
	Result: Accepted
	Time:12 ms
	Memory:2072 kb
****************************************************************/