using System;
namespace This_Program_Is_Being_Maded_By_Ron_Kadouri
{
    class Program
    {
        static void Main(string[] args)
        {

            float x1;
            double sum;


            Console.WriteLine("Please ente your degrees in fahrenheit");

            x1 = float.Parse(Console.ReadLine());

            sum = x1 / 33.8;

            Console.WriteLine("your degrees in celsius is : " + sum);

           Console.ReadLine();

        }
    }
}