Telerik_Logo

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

        int firstRight = N / 2 + 1;
        int firstLeft = N / 2 + 1;
        int secondRight = N + N + N / 2 + N / 2 - 1 - N / 2;
        int secondLeft = N + N + N / 2 + N / 2 - 1 - N / 2;

        //FIRST PART

        for (int f = 1; f <= N + N + N - 2; f++)
        {




            for (int i = 1; i <= (N + N + N / 2 + N / 2 - 1); i++)
            {


                if (i == firstLeft || i == firstRight || i == secondLeft || i == secondRight)
                {

                    Console.Write("*");

                }
                else
                {


                    Console.Write(".");

                }


            }

            //RIGHT PART
            /*for (int i = 1; i <= (N / 2 + N) - 1; i++)
            {


                if (i == secondLeft || i == secondRight)
                {

                    Console.Write("*");

                }
                else
                {


                    Console.Write(".");

                }


            }*/

            if (f < N + N - 1)
            {
                firstLeft--;
                firstRight++;

                secondLeft--;
                secondRight++;
                Console.WriteLine();
            }

            if (f >= N + N - 1)
            {

                firstRight--;

                secondLeft++;

                Console.WriteLine();
            }


        }
    }
}