CSC151.02 2015S, Class 43: Analyzing Procedures
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_Overview_

* Preliminaries.
    * Admin.
    * Upcoming Work.
    * Extra Credit.
    * Questions.
* Quiz.
* Lab.

Preliminaries
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### Admin

* Continue partners!
* Review sessions Monday at 7pm
* Weekly PSA.

### Upcoming Work

* NO Lab writeup.
* Reading for Monday:
  [Association Lists](../readings/association-lists-reading.html)

### Extra Credit Opportunities

#### Academic 

* Convocation April 22nd, Erica Lehrer '92 (Post-Conflict Memory, Ethnography)
* CS Talks Wednesday and Thursday.

#### Peer Support (Afternoon Section)

* Salsa Showcase, 7:30 pm Friday, April 17 in Harris.
* Baseball Saturday
* Drag Show April 18
* Host an admitted student this coming Sunday night.  Contact JMU for info.
* Contra Dance April 24 in Main Hall.
* Financial Literacy workshop Monday night 7-8 in JRC 226.
* KDIC Music Festival Saturday

#### Miscellaneous

* Town hall April 23, noon or 7:30 pm, "How we have conversations."
* Sexual conduct survey: <http://tinyurl.com/GCSurvey2015>.  (Just tell
  me that you filled it out; I don't need a receipt or comments.)

### Other Good Things (no extra credit)

* Hunting Ground showing.
* KDIC Music Festival Saturday in JRC courtyard (SH plays at 2pm)
* Chamber Concert Saturday at 2pm in Sebring-Lewis

### Questions

Quiz
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A Comment on YY
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Lab
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Key issue: Recording often a procedure is called.

You will use append as a helper procedure.  append calls cons, car
cdr, null?  MAKE SURE THAT YOU RECORD HOW OFTEN APPEND CALL EACH
OF THESE.