©2007 Felleisen, Proulx, et. al.
Work out the problems 31.3.3, 31.3.4, 31.3.6, and 31.3.7 in the HtDP textbook.
A list of
Posns represents points on a route we
Design the function that computes the total distance of our traversal.
Design the function that determines the minimum distance between
Posns in this list.
A binary search tree of
Strings represents the names of
students in a class roster.
Design the function that produces a list of all names in the given binary search tree, arranged in the same order as in the given binary search tree.