Слънчеви очила ; Sunglasses

using System;

namespace _7
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

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

                if (i == (n + 1) / 2)
                {
                    Console.Write('*');
                    Console.Write(new string('/', n * 2 - 2));
                    Console.Write('*');
                    Console.Write(new string('|', n));
                    Console.Write('*');
                    Console.Write(new string('/', n * 2 - 2));
                    Console.Write('*');
                    Console.WriteLine();
                }
                else
                {
                    Console.Write('*');
                    Console.Write(new string('/', n * 2 -2));
                    Console.Write('*');
                    Console.Write(new string(' ', n));
                    Console.Write('*');
                    Console.Write(new string('/', n * 2 - 2));
                    Console.Write('*');
                    Console.WriteLine();
                }
            }
                Console.Write(new string('*', n * 2));
                Console.Write(new string(' ', n));
                Console.Write(new string('*', n * 2));
                Console.WriteLine();
        }
    }
}