using System;

using System.Collections.Generic;   

using System.Linq;

​

public class Program

{

    public enum week : byte

    {

        a=0,

        b=1,

        c=2,

        d=2,

        e=3

    }

    public static void Main()

    {

        foreach(var symbol in Enum.GetNames(typeof(week)))

        {

            Console.WriteLine((byte)symbol);

            Console.WriteLine(Enum.Parse(typeof(week), symbol));

        }

    }

}