You should work in groups of size three. The members of your assignment group may not be members of your project group. When we used ConsCell s to implement SimpleList s, this makes it difficult to retreat the cursor. Implement a DoublyLinkedNode class. This class should support the following methods.
Extractors Get the next node.
Get the previous node. Get the contents. Modifiers Set the next node. This should also modify the previous link in the next node. Set the previous node.