In Java:

Class ArrayBag is an array-based class that implements a bag of elements of a generic type T. The primary functionality of this class is to keep an unordered collection of elements. The class has the following fields: private T[ ] bag; private int count; Write a method called removeAll with the following signature:

public int removeAll (T element);

That removes all occurrences of element from this Bag and returns the number elements removed