Figure.Rock

using System;
class Rock
{
    static void Main()
    {
        int n = int.Parse(Console.ReadLine());

        int width = 3 * n;
        int height = 2 * n;
        char dot = '.';
        char star = '*';

        // first row
        Console.WriteLine("{0}{1}{0}",new string (dot,n),new string (star,n));
        // end first

        // second row
        int secondDots = n - 2;
        int secondInnerDots = n + 2;
        for (int i = 0; i < n/2; i++)
        {
            Console.WriteLine("{0}*{1}*{0}",
                new string(dot, secondDots),
                new string(dot, secondInnerDots));
            secondDots -= 2;
            secondInnerDots += 4;
        }
        // end second

        // third row
        Console.WriteLine("*{0}*{1}*{0}*",
            new string (dot,n-2),new string (dot,n));
        // end third

        // four row
        int fourDots = n-4;
        int fourInnerDots = 1;
        int fourUnchange = n;
        for (int i = 0; i < n/2-1; i++)
        {
            Console.WriteLine("*{0}*{1}*{2}*{1}*{0}*",
                new string(dot,fourDots),
                new string (dot,fourInnerDots),
                new string (dot,fourUnchange));
            fourDots -= 2;
            fourInnerDots += 2;
        }
        // end four

        // five row
        int fiveDots = n - 1;
        int fiveInner = n;
        for (int i = 0; i < n-1; i++)
        {
            Console.WriteLine("{0}*{1}*{0}",
                new string(dot, fiveDots), new string(dot, fiveInner));
            fiveDots--;
            fiveInner += 2;

        }
        // end five
        Console.WriteLine("{0}",new string (star,width));


    }
}