CS 223 - Spring 2017. 3/6

Welcome to CS 223!

Larry Wall Quote of the day

The young think they are immortal, and are determined to prove otherwise.

Logical problem of the day

int i;main(){for(;i["]<i;++i){--i;}"];read('-'-'-',i+++"hell\
o, world!\n",'/'/'/'));}read(j,i,p){write(j/p+p,i---j,i/i);}
What happens here? (This is a winning entry (dishonorable mention) of the original Obfuscated C Contest in 1984.) Larry Wall is a two-time winner! See wikipedia entry

Lecture 14: HW5 + Data Structures: btrees


  • Office hours:
    The office hours are Sun/Tue/Thu 8-11 PM at Hillhouse 17 Rm 111.
  • My office hours this week are Wednesday 3-5pm.

  • Mid term exam

  • Many of you emailed me regarding hw3 grading issues. Subsequently, there has been related discussion on piazza. You should rely on those postings, which means that you should resubmit (by this Friday). If your issues are different, then contact cs223help@cs.yale.edu.

  • Mid term questionnaire (anonymous). Please fill this out at your earliest convenience. Your comments will be helpful to the instructor and TA's.

    Assignment 5

    Problem set 5

  • Here is an example: Alice In Wonderland cloud

    Lecture Starts Here

    Binary Trees