using System;

namespace DrawFort
{
    class Program
    {
        static void Main(string[] args)
        {
            // User input
            int n = int.Parse(Console.ReadLine());
            int width = 2 * n;

            // Top part
            int accentCount = n / 2;
            int underlineCount = width - 2 * (accentCount + 2);
            Console.WriteLine("/{0}\\{1}/{0}\\",
                new string('^', accentCount),
                new string('_', underlineCount));

            // Middle part
            for ( int i = 0; i < n - 2; i++ )
            {
                if ( i == n - 3 )
                {
                    Console.WriteLine("|{0}{1}{0}|",
                        new string(' ', n / 2 + 1),
                        new string('_', underlineCount));
                }
                else
                {
                    Console.WriteLine("|{0}|", new string(' ', width - 2));
                }
            }

            // Bottom part
            Console.WriteLine("\\{0}/{1}\\{0}/",
                new string('_', accentCount),
                new string(' ', underlineCount));
        }
    }
}