using System;

using System.Linq;

​

public class Program    

{

    public enum MyEnum1{

        A = 1, 

        B = 2

    }

​

    public enum MyEnum2{

        A = 1, 

        B = 1

    }

    public static bool ValidateAllDistinct(Type enumType)

    {

        return !Enum.GetNames(enumType).All(outerName

            => Enum.GetNames(enumType).Any(innerName

                => innerName == outerName 

                    ? true 

                    : Enum.Parse(enumType, innerName) != Enum.Parse(enumType, outerName)));

    }

    public static void Main()

    {

        Console.WriteLine( "MyEnum1:{0}", ValidateAllDistinct(typeof(MyEnum1)));

        Console.WriteLine( "MyEnum2:{0}", ValidateAllDistinct(typeof(MyEnum2)));

        Console.WriteLine("{0}", DateTime.Now.ToUniversalTime());

    }

}