CSC151.02 2016S, Class 15: Homogeneous Lists: Making and Manipulating Groups of Drawings 
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_Overview_

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

Preliminaries
-------------

### Admin

* Continue partners!

### Reminders

* Office hours: MTWF 10-11, Tu 1-2.
    * Sign up at <http://rebelsky.youcanbook.me>.
    * Also feel free to stop by when my door is open.
    * Or to email me for an appointment.
    * Probably no office hours on Friday b/c of swim meet.
* Tutor hours
    * Sunday, 3-5 p.m.
    * Sunday-Thursday, 7-10 p.m.
* Weekly review sessions:
    * Wednesday at 8pm in the CS Commons with Evan.
    * Thursday at 10am in this room with SamR!
    * Thursday at 8pm in the CS Commons with Kumar.

### Upcoming Work:

* Reading for Wednesday:
    * [Making and Manipulating Homogeneous Lists](../readings/homogeneous-lists-reading.html)
* Exam 1 cover sheet due now.
* [Assignment 4](../assignments/assignment.04.html) due next Tuesday
  at 10:30 p.m.
* Quiz Friday: Identify your classmates (and mentors) (and teacher)
  (and maybe that little dog that wanders into the classroom)
* Not quiz Friday: Six-Ps, Testing, Drawings as Values
    * Yes, we'll probably talk about thse issues in the review sessions.
    * Mostly testing
* Lab Writeup: Exercise _____
    * Send email titled __CSC 151 Lab Writeup 14 (Your Names)__
    * Do not include the underscores.
    * Send to <CSC151-02-grader@grinnell.edu>
    * Due before class on Monday.

### Extra Credit

* Send your reports to <rebelsky@grinnell.edu> with subject 
  "CSC 151 Extra Credit".
* Send opportunities to me before class with subject
  "CSC 151 EXTRA CREDIT OPPORTUNITY!"

#### Academic

* Convocation: Hilary Mason '00 on Data Science and Social Good.
  (11 a.m., Thursday, JRC 101)
* CS Extras: Hilary Mason on Fast Forward Labs.
  (4:30 p.m., Thursday, Science 3821)
  (reception at 4:00 p.m. in the CS Commons)

#### Peer

* Swim Meet, Friday, Saturday, and Sunday, Osgood Pool.  (30 min.)
* Time for swim .
* Lunar New Year Festival, Saturday (?) 5:40 pm until 7:30 pm in Harris.
* Pun Club Tournament Friday the 26th in the evening.
* Contra Dance Friday the 26th in the evening.
* Improv Show the 27th in the evening in Loose Lounge.

#### Regular Peer

* Social Dance Workshop Tuesdays 7:00-8:00 in Bucksbaum Dance Studio
* Pun club Saturdays at 4pm in Younker (max 2)
* Electronic Potpourri on KDIC Fridays at Five (TONIGHT)
* Space Odyssey KDIC Fridays at Six

### No Extra Credit, But Still Good

### Questions

Lab
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Writeup: Exercise 6

Hint

    > (check-drawings (map (lambda (i)
                             ...)
                           (iota 50)))

Remember: `map` takes a procedure and a list and applies the
procedure to each element of the list.