The Sunlight

using System;

    class TheSunLight
    {
        static void Main()
        {
            int n = int.Parse(Console.ReadLine());

            Console.WriteLine("{0}*{0}", new string('.',(n*3 -1)/2));
            int countLeftRight = 1;
            int innerDots = ((3*n)-5)/2;

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

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

            Console.WriteLine("{0}", new string('*', 3*n));

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

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

        }



    }