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

	}
	
}

/**************************************************************
	Problem: 1069
	User: lidongbo
	Language: C++
	Result: Accepted
	Time:10 ms
	Memory:2072 kb
****************************************************************/