In-class notes for 03/14/2014

CS 121B (CS1), Spring 2014

• Homework assignment

• Quiz

Submitted questions on assignments and technology

• HW13B 6b

  • See the (newly added) illustration to understand the arguments

  • Two stages: check the arguments; and create/fill the cropped image

  • Solution

• HW14D 12f

  • Solution

• HW14B 2j

  • Need 3 accumulators: one for element count; one for valid-response count; and one for valid-response sum

  • Need an if inside of loop to update 2 accumulators when a valid response is found

  • Be sure to print before return

  • Solution

  • Solution using predicate

Upcoming

• Homework 15

• Next week, large-scale text and data analysis -- outside readings assigned later

Recursion

• Problem solving with recursion

• Three ways to understand recursion

Submitted questions on readings

< >