using System;

class Eclipse
{
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());
        Console.WriteLine(" {0}{1}{0} ",new string('*',2*n-2),new string(' ',n+1));
        for (int i = 0; i < n/2-1; i++)
        {
            Console.WriteLine("*{0}*{1}*{0}*",new string('/',2*n-2),new string(' ',n-1));
        }
        Console.WriteLine("*{0}*{1}*{0}*", new string('/', 2 * n - 2), new string('-', n - 1));

        for (int i = 0; i < n / 2 - 1; i++)
        {
            Console.WriteLine("*{0}*{1}*{0}*", new string('/', 2 * n - 2), new string(' ', n - 1));
        }

        Console.WriteLine(" {0}{1}{0} ", new string('*', 2 * n - 2), new string(' ', n + 1));
    }
}