Contest80Task4TelerikLogo

using System;

class Contest80Task4TelerikLogo
{
    static void Main()
    {
        int input = int.Parse(Console.ReadLine());
        int[,] matrix = new int[2 * input + (input - 2), 2 * input + (input - 2)];
        int count = 0;
        int x = 0;
        int y = (input - input / 2) - 1;
        int xMod = 1;
        int yMod = -1;
        while (count < 6)
        {
            if (count == 5 && x >= 2 * input + (input - 2) )
            {
                break;
            }
            if (y == 0 || y == (2 * input + (input - 2)) - 1)
            {
                yMod = yMod * -1;
                count++;
            }
            if (y == (2 * input) - 2)
            {
                xMod = xMod * -1;
                count++;
            }
            matrix[y, x] = 1;
            x = x + xMod;
            y = y + yMod;
        }
        for (int i = 0; i < 2 * input + (input - 2); i++)
        {
            for (int a = 0; a < 2 * input + (input - 2); a++)
            {
                if (matrix[i, a] == 1)
                {
                    Console.Write("*");
                }
                else
                {
                    Console.Write(".");
                }
            }
            Console.WriteLine();
        }
    }
}