using System;

public enum Dinosaurs
{
	Rex,
	Stegy,
}

public enum Aquatic
{
	Whale,
	Dolphin,
}

public enum AllAnimals
{
	Dino,
	Rex= Dino + Dinosaurs.Rex,
	Stegy= Dino + Dinosaurs.Stegy,
	Mammals,
	Whale= Mammals + Aquatic.Whale,
	Dolphin= Mammals + Aquatic.Dolphin,
}

 
public class XYZ
{
	public static void Main()
	{
		AllAnimals m= AllAnimals.Dino + Dinosaurs.Rex ;
	}
}