#include <bits/stdc++.h>
using namespace std;
int main(){
	int N,i,j;
	cin>>N;
	for(i=1;i<=N;i++)
	{
	for(j=1;j<=N-i;j++)cout<<" ";
	for(j=1;j<=2*i+1;j++)  cout<<"*"; 
	cout<<endl;} 
	return 0;
	}

/**************************************************************
	Problem: 1069
	User: ljl2
	Language: C++
	Result: Accepted
	Time:14 ms
	Memory:2072 kb
****************************************************************/