// meow.cpp : This file contains the 'main' function. Program execution begins and ends there.
//

#include <iostream>

using namespace std;

int main()
{
	int n;
	cin >> n;
	int a = 0;
	for (; n > a; a++)
	{
		cout << "*";
	}
	cout << "\n";

	a = 0;
	for (int b = n - 2, c = 0; b > c; b--)
	{
		cout << "*";
		for (; n - 2 > a; a++)
			cout << " ";
		a = 0;
		cout << "*";
		cout << "\n";
	}
	
	a = 0;
	for (;n > a;a++)
	{
		cout << "*";
	}




	return 0;
}