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

/**************************************************************
	Problem: 1219
	User: lzc
	Language: C++
	Result: Accepted
	Time:9 ms
	Memory:2072 kb
****************************************************************/