CPS 6.3,4 Ramm - Fall 2000 - 9/20/00 #11

Chapt 5. Iteration with Programs and Classes

Problem: Adder Program

Add an unknown number of numbers
When to quit
Sentinel Value
while or for ?
adder.cpp
The Fence Post Problem
Defining Constants
- Syntax:
  const type identifier = value;
  Style: use all caps for identifier
  e.g. const double PI = 3.14159265;
Iteration (post-tested)
- loop test
Pre-tested and Post-tested Loops
do-while Loop Syntax do { statement list } while ( test expression )
Using the do-while Loop
addwhile.cpp
break Statement
- Infinite Loops
Nested Loops multable.cpp
Nesting can be hidden by using function
A look at the Balloon Class
- The Balloon Class Interface
  balloon.h