Outline for April 12, 2002

Handouts: More Sample C Programs

Reading: Johnsonbaugh & Kalin pp. 230-237, 305-329

1.	Greetings and felicitations!

a.	Homework 2 to be handed out on Monday, will be due on April 29 

2.	copy1.c

a.	strings (NUL-terminated arrays)

b.	printing strings

3.	copy2.c

a.	definition of pointer; address of variables (&), dereferencing of pointer (*)

b.	how it is used

c.	pointer arithmetic (in the printf)

4.	swaps.c

a.	pointers and parameter lists

b.	pointers and var paramaters

5.	paa.c

a.	str1copy: condition on for, explicit comparison

b.	str1copy: condition on for, implicit comparison

c.	str3cpy: condition on for, implicit comparison from assignment

d.	str4cpy: pure pointers

6.	fileio.c

a.	like program 5 from first handout, but driven by files not standard input

b.	show technique for developing this (program becomes function, add file I/O driver)

c.	go through file manipulation functions