ns need to be rock solid as they are the bedrock on which all your later tests will be built.</p>

<p><em>Note:</em>  Although there is solution code for the utility functions in the lecture examples and section exercises, we strongly recommend that you write the utility functions yourself, as practicing with these simple functions is a nice segue to the more complex linked list operations to come. If you cannot get your own code working, you may want to review that code for help. If you choose to borrow fr