Question: 4. (30 points) (a) Create a class Ex xdableArraylterator that implements the Iterator interface. Your hasNext and next. You do not need to implement the

implement the remove class should implement the methods method mext. class ExpandableArray

4. (30 points) (a) Create a class Ex xdableArraylterator that implements the Iterator interface. Your hasNext and next. You do not need to implement the remove class should implement the methods method mext. class ExpandableArray implements Iterable private EL a; private int size; // the index of the last olezent in the array leArrayIteratorO; public Iterator

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