using System;

public class Program

{

    public static void Main()

    {

        stringify((test)0);

        stringify((test)1);

        stringify((test)2);

        stringify((test)3);

        stringify((test)4);

    }

    public static void stringify(test value)

    {

        var valid = Enum.IsDefined(typeof(test), value);

        Console.Write(valid + " ");

        Console.WriteLine(value.ToString());

    }

    public enum test

    {

        one = 1,

        two = 2,

        three = 3

    }

}