using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

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

            var k = n * 2 + 1;
            Console.Write("+");
            Console.Write(new string('~', n - 2));
            Console.Write("+" + new string('.', n * 2 + 1));



            for(var i = 0; i < n * 2 + 1; i++)
            {


                if (i < n * 2 + 1)
                    {
                        Console.WriteLine();
                    }

                    if (k <= 0)
                    {
                        break;
                    }
                    Console.Write( "|" + new string('.', i) + "\\" + new string('~' , n -2) + "\\" + new string('.' , k - 1 ));



                k--;


            }

            k = 0;

            for (var i = n * 2 + 1; i > 0; i-- )
            {

                    Console.WriteLine();
                    Console.Write(new string('.', k) + "\\" + new string('.', i - 1) + "|" + new string('~', n - 2) + "|");
                k++;
            }


            Console.WriteLine();
            Console.Write(new string('.', n * 2 + 1) + "+");
            Console.Write(new string('~', n - 2));
            Console.Write("+");




        }
    }
}