Lecture 19 Outline (November 6, 2015)

Reading: text, §9

1. Greetings and felicitations!
   1. Homework 1 grades are up; homework 2 grades will go up a lot faster
   2. Midterm grades are up; you can pick them up at discussion section. If you can;’t make it, come by my office starting on Monday.
   3. Review getint for Homework 3

2. How to write a recursive program
   1. Checking a string to see if it is a palindrome (all alphanumerics)
   2. Checking a string to see if it is a palindrome (all alphanumerics, ignoring case)
   3. Checking a string to see if it is a palindrome (ignore non-alphanumerics)
   4. Searching an array for a value

3. Function parameters and pointers
   1. How to change an integer value from within a function
   2. How to change a pointer value from within a function