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

	
	
	
	return 0;
}

/**************************************************************
	Problem: 1069
	User: 21A
	Language: C++
	Result: Wrong Answer
****************************************************************/