CS 112 - Week 14 Lab - 2022-12-02

TODAY WE WILL
*   announcements
*   Review clicker question
*   Week 14 Lab Exercise

*   FUN FACT:
    *   it is considered good practice, for a
        pure abstract class, to have a virtual
	destructor that does nothing!


    *   like this:

        *   Say MyPureAbby is a pure abstract class.

	*   Here's the virtual destructor it should have:

	    virtual ~MyPureAbby(){};