Outline:

1. Recap: side effects
   • Python example
   • Scheme example
   • C example
2. Memory models: values vs references
3. Pointers
   • basics
   • example: pointers.c
4. Wrap-up

What’s next

Upcoming events/assessments:

• Assignment 6 is due tonight
• Assignment 7 will be released today and due Friday night
• Assignments 1–5 (all Scheme assignments) cannot be resubmitted after Wednesday at 10pm
• Quiz 2 will be this Friday (LOs to be listed Wednesday)

What you should do now:

• Read the assigned readings (see below)
• Finish and submit Assignment 6
• Work on resubmitting Assignments 1–5 with more complete functionality, style fixes, etc.

Reading assignment (to be completed by the next class):

Memory and pointers (from today):

• References and Values (pages 239–241)
• Memory
• Pointers

Programming in C (for next time):

• C Style Guidelines
• Arrays and Structs, C Preprocessor - Sections 6 and 11
• C Reference for Valgrind
• Optional:
  • Chapter 1 of Dive Into Systems: C for Python Programmers
  • Appendix 1 of DiS: C for Java Programmers