Magic Wang

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MagicWang
{
    class MagicWang
    {
        static void Main(string[] args)
        {
            int number=int.Parse(Console.ReadLine());
            string dots = string.Empty;
            string dots1 = string.Empty;
            string dots2 = string.Empty;
            string midleDots = string.Empty;
            dots = new string('.', ((number*3)/2)+1);
            Console.WriteLine("{0}*{0}",dots);
            for (int i = 0; i < (number / 2) + 1; i++)
            {
                dots=new string('.',((number*3)/2)-i);
                midleDots = new string('.', 1 + (2 * i));
                Console.WriteLine("{0}*{1}*{0}",dots,midleDots);
            }
            string asterisk = string.Empty;
            asterisk = new string('*', number);
            midleDots = new string('.', number + 2);
            Console.WriteLine("{0}{1}{0}",asterisk,midleDots);
            for (int i = 1; i <= number / 2; i++)
            {
                dots = new string('.', i);
                midleDots = new string('.', (3 * number) - (2 * i));
                Console.WriteLine("{0}*{1}*{0}",dots,midleDots);
            }
            for (int i = 1, j = 0; i <= number / 2; i++,j++)
            {
                dots = new string('.', (number / 2) - i);
                dots1 = new string('.', number / 2);
                dots2=new string('.',j);
                midleDots = new string('.', number);
                Console.WriteLine("{0}*{1}*{2}*{3}*{2}*{1}*{0}", dots, dots1,dots2,midleDots);
            }
            asterisk = new string('*', (number / 2) + 1);
            dots = new string('.', (number / 2));
            Console.WriteLine("{0}{1}*{2}*{1}{0}",asterisk,dots,midleDots);
            dots = new string('.', number);
            for (int i = 0; i < number; i++)
            {
                Console.WriteLine("{0}*{0}*{0}", dots);
            }
            asterisk = new string('*',number+2);
            Console.WriteLine("{0}{1}{0}",dots,asterisk);
        }
    }
}