enum (Enumeration)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace enum_sample
{
    class Program
    {
        public enum MeetingImportance
        { Trivial,Regular,Critical }
        static void Main(string[] args)
        {
            MeetingImportance meet = MeetingImportance.Critical;
            int value = (int)MeetingImportance.Critical;
            if (meet == MeetingImportance.Trivial)
            {
                Console.WriteLine("Trivial:{0}",value);
            }
            else if (meet == MeetingImportance.Regular)
            {
                Console.WriteLine("Regular:{0}",value);
            }
            else if (meet == MeetingImportance.Critical)
            {
                Console.WriteLine("Critical:{0}",value);
            }
        }
    }
}

Downlaod Enum Source Code