Usage of Enum in C#

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

enum days

{

    monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday

}

namespace demo_enum

{

    class Program

    {

        static void Main(string[] args)

        {

            Console.WriteLine(days.Friday);

            Console.WriteLine((int)days.Sunday);

            Console.WriteLine((int)days.Tuesday);

        }

    }

}

Output produces likes....

Friday
6
1