03.00 Sunglasses

using System;
class Program
{
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());

        Console.WriteLine("{0}{1}{0}", new String('*', 2 * n), new string(' ', n));
        for (int i = 0; i < (n - 3) / 2; i++)
        {
            Console.WriteLine("*{0}*{1}*{0}*", new String('/', 2 * n - 2), new String(' ', n));
        }
        Console.WriteLine("*{0}*{1}*{0}*", new String('/', 2 * n - 2), new String('|', n));
        for (int i = 0; i < (n - 3) / 2; i++)
        {
            Console.WriteLine("*{0}*{1}*{0}*", new String('/', 2 * n - 2), new String(' ', n));
        }
        Console.WriteLine("{0}{1}{0}", new String('*', 2 * n), new string(' ', n));
    }
}