Lecture 1: September 6, 2006

All I Ever Wanted to Know I Learned in Kindergarden

Designing simple classes in Beginner HtDP.

Designing simple classes in Beginner ProfessorJ.

Designing classes with containment in Beginner ProfessorJ.

Lecture 2: September 7, 2006

Happy Unions

Designing a union of classes of data in Beginner HtDP and in Beginner ProfessorJ

Unions of classes with self reference in Beginner ProfessorJ.