Dumbbell

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

namespace Problem_3
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());

            string dotsMiddle = new string('.', n);
            string dots = new string('.', (n - 1) / 2);
            string and = new string('&', n - ((n - 1) / 2));
            char c = '&';

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

            Console.WriteLine(c + new string('*', n - 2) + c + new string('=', n) + c + new string('*', n - 2) + c);

            for (int i = 0; i < (n - 1) / 2 - 1; i++)
            {
                dots = new string('.', 1 + i);
                string stars = new string('*', n - 3 - i);
                Console.WriteLine(dots + c + stars + c + dotsMiddle + c + stars + c + dots);
            }

            Console.WriteLine(new string('.', (n - 1) / 2) + and + dotsMiddle + and + new string('.', (n - 1) / 2));

        }
    }
}