August 2020
Intermediate to advanced
508 pages
11h 53m
English
These are the solutions to the exercises found in the section, Exercises. The solutions provided here are in Ruby, but you can find the solutions in JavaScript and Python in the code download.[17]
If a user is browsing “nails,” the website will recommend “nail polish,” “needles,” “pins,” and “hammer.”
The order of depth-first search would be A-B-E-J-F-O-C-G-K-D-H-L-M-I-N-P, as seen in the following image:

The order of breadth-first search would be A-B-C-D-E-F-G-H-I-J-K-L-M-N-O-P, as seen in the following image:

Following is an implementation ...
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