using System;

public class Program

{

    public static void Main()

    {

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

        //first 3 lines

        Console.Write(new String('.',n+n/2));

        Console.Write("x");

        Console.WriteLine(new String('.',n+n/2));

        Console.Write(new String('.',n+n/2-1));

        Console.Write("/x\\");

        Console.WriteLine(new String('.',n+n/2-1));

        Console.Write(new String('.',n+n/2-1));

        Console.Write("x|x");

        Console.WriteLine(new String('.',n+n/2-1));

        int dott = n/2;

        int x = n;

​

        for (int row = 1; row <= n/2+1; row ++)

        {

            Console.Write(new String('.',dott));

            Console.Write(new String('x',x));

            Console.Write("|");

            Console.Write(new String('x',x));

            Console.Write(new String('.',dott));

            dott--;

            x++;

            Console.WriteLine();

        }

        dott = 1;

        x = n+n/2-1;

        for (int row = 1; row <= n/2; row ++)

        {

            Console.Write(new String('.',dott));

            Console.Write(new String('x',x));

            Console.Write("|");

            Console.Write(new String('x',x));

            Console.Write(new String('.',dott));

            dott++;

            x--;

            Console.WriteLine();

        }

        //center

        Console.Write(new String('.',n+n/2-1));

        Console.Write("/x\\");

        Console.WriteLine(new String('.',n+n/2-1));

        Console.Write(new String('.',n+n/2-1));

        Console.Write("\\x/");

        Console.WriteLine(new String('.',n+n/2-1));

         dott = n/2;

         x = n;

        for (int row = 1; row <= n/2+1; row ++)

        {

            Console.Write(new String('.',dott));

            Console.Write(new String('x',x));

            Console.Write("|");

            Console.Write(new String('x',x));

            Console.Write(new String('.',dott));

            dott--;

            x++;

            Console.WriteLine();

        }

        dott = 1;

        x = n+n/2-1;

        for (int row = 1; row <= n/2; row ++)

        {

            Console.Write(new String('.',dott));

            Console.Write(new String('x',x));

            Console.Write("|");

            Console.Write(new String('x',x));

            Console.Write(new String('.',dott));

            dott++;

            x--;

            Console.WriteLine();

        }

        //last 3 lines

        Console.Write(new String('.',n+n/2-1));

        Console.Write("x|x");

        Console.WriteLine(new String('.',n+n/2-1));

        Console.Write(new String('.',n+n/2-1));

        Console.Write("\\x/");

        Console.WriteLine(new String('.',n+n/2-1));

        Console.Write(new String('.',n+n/2));

        Console.Write("x");

        Console.WriteLine(new String('.',n+n/2));

​

    }

}