Today in CS 60. Homework #0 due Mon. , 1/27 by 11:59 pm. 1 month of CS 5 in a single day… (in a new language, too!). Quick questions?. Piazza!. How Racket thinks: lists and recursion. you are cordially invited to the LAC Lab for…. Friday 2-4. "office" hours!. big-O .