using System;

public class Program

{

    public static void Main()

    {

        start:

        Console.WriteLine("Please enter a number, integer, or decimal");

        string input=Console.ReadLine();

        decimal n;

        if (int.TryParse(input, out n))

        {

            Console.WriteLine("Yay you did it! Good job!");

        } 

        else 

        {

            Console.WriteLine("You have entered an invalid answer, please try again");

            goto start;

        }

    }

    }

}