using System;

public class Program

{

    public static void Main()

    {

        int n = int.Parse(Console.ReadLine());

        int whitespaces = n;

        for(int i=1;i<=n;i++)

        {

            Console.Write(new String(' ', whitespaces) + '~' + ' ' + '~' + ' ' + '~');

            Console.WriteLine();

        }

        Console.WriteLine(new String('=', n*4));

        int fuckedLine = 0;

        if(n % 2 ==0)

        {

             fuckedLine = n * 3 - n / 2 ;

        }

        else

        {

            fuckedLine = n * 3 - 1;

        }

        for(int i =1; i<= n-2;i++)

        {

            if(i == n/2 )

            {

                fuckedLine = n;

                Console.Write('|' + new String('~', fuckedLine) + "JAVA" + new String('~', fuckedLine) + '|' + new String(' ', n-1) + '|');

            }

            else

            {

                Console.Write('|' + new String('~', fuckedLine) + '|' + new String(' ', n-1) + '|');

            }

            Console.WriteLine();

        }

        Console.WriteLine(new String('=', n*4));

    }

}

​