import java.util.ArrayList;
import java.util.Iterator;

public class IteratorAndForEach
{
	public static void main(String[] args)
	{
		ArrayList<String> animals = new ArrayList<String>();
		animals.add("cat");
		animals.add("elephant");
		animals.add("shark");

		// Display the contents of the ArrayList with an Iterator
		Iterator iter = animals.iterator();
		while (iter.hasNext())
			System.out.println(iter.next());

		System.out.println();

		// Display the contents of the ArrayList with a for-each loop
		for (String beast : animals)
			System.out.println(beast);
	}
}