Homework Assignment 2
                               CS 389r
                         Unique Number: 53540
                             Spring, 2026

                       Given:  January 27, 2026
                        Due:  February 5, 2026


The lecture notes for this class contain over 100 problems.  We will
address many -- maybe half -- of these problems during this course.
The student that solves all of these problems successfully will be a
successful student.

Remember, homework will assigned for the first half of the semester.
Once you have a class project, your should invest your time there.


This homework asks for solutions to problems 30 -- 38.  The key issue
in this assignment is to understand the Principle of Structural
Recursion -- and then apply your understanding to the homework
problems.