Figure.Sunlight

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


        int width = n*3;
        int outDots = 1;
        int innerDots = width/2-2;

        Console.WriteLine("{0}*{0}", new string('.', width/2));
        for (int i = 0; i < n-1; i++)
        {
            Console.WriteLine("{0}*{1}*{1}*{0}",
                new string ('.',outDots),new string ('.',innerDots));
            outDots++;
            innerDots--;
        }
        for (int i = 0; i < n/2; i++)
        {
            Console.WriteLine("{0}{1}{0}", new string ('.',n),new string ('*',n));
        }
        Console.WriteLine("{0}",new string ('*',n*3));
        for (int i = 0; i < n/2; i++)
        {
            Console.WriteLine("{0}{1}{0}", new string('.',n),new string('*',n));
        }

        for (int i = 0; i < n-1 ; i++)
        {
            outDots--;
            innerDots++;
            Console.WriteLine("{0}*{1}*{1}*{0}",
                new string('.', outDots), new string('.', innerDots));

        }
        Console.WriteLine("{0}*{0}", new string('.', width / 2));
    }
}