Compare Numbers Without If Statement

/*
 * Write a program that gets two numbers from the console and prints the greater of them. Don’t use if statements.
*/

using System;

class CompareNumbersWithoutIfStatement
{
    static void Main()
    {
        double number1, number2, greaterNumber, smallerNumber;
        string invalidInput = "Invalid input! Please enter value between " + double.MinValue + " and " + double.MaxValue + "!\r\n";

        Console.WriteLine("Enter number 1: ");
        while(!(double.TryParse(Console.ReadLine(), out number1) && number1 >= double.MinValue && number1 <= double.MaxValue))
        {
            Console.WriteLine(invalidInput);
            Console.WriteLine("Enter number 1: ");
        }
        Console.WriteLine("Enter number 2: ");
        while (!(double.TryParse(Console.ReadLine(), out number2) && number2 >= double.MinValue && number2 <= double.MaxValue))
        {
            Console.WriteLine(invalidInput);
            Console.WriteLine("Enter number 2: ");
        }

        while (number1 == number2)
        {
            Console.WriteLine("The numbers are equal!");
            Main();
        }

        greaterNumber = Math.Max(number1, number2);
        smallerNumber = Math.Min(number1, number2);

        Console.WriteLine("{0} is greater than {1}", greaterNumber, smallerNumber);
        Console.WriteLine();
        Main();
    }
}