Revisions: 08/04/98; 08/24/01; 11/07/04 -- format changes

CHAPTER 12 — Logical Expressions

The IF statements and the DO WHILE statements of the previous chapters could only ask simple questions, like COUNT < 10 or HUE >= 16. Often simple questions like these are not enough. This chapters discusses ways to ask more complicated questions.

Chapter Topics:


You have decided to bake some cookies (much cheaper than getting them at the Mall.) An interesting cookie recipe calls for 4 cups of flour and 1 cup of sugar. You look in your supplies and find 3 cups of flour and 2 cups of sugar.

Can you bake cookies with the supplies that you have?