/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		System.out.println( Animal.values ) ;
	}
}

enum Animal {
    DOG, CAT, BIRD ;

    public static final Set < Animal > values = Set.of ( Animal.values() ) ; 
}