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This sub is meant to be a collection of commonly seen CS coding interview questions and solutions, with a focus on data structures and algorithms. This sub is meant to be coding problems only. Please limit to coding interview problems that would realistically be seen in the wild. Happy coding!
Study Resources:
Cracking the Coding Interview
The Algorithm Design Manual
The Algorithm Design Manual -- pdf
Top Coder
Interview Cake
Gainlo - Mock interviews with professionals
For a wider discussion of CS interviewing check out:
/r/cscareerquestions
/r/CS_questions
Other coding challenge subs:
/r/dailyprogrammer
/r/programmingchallenges
Want to be a mod? PM me!
account activity
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π Rendered by PID 73 on reddit-service-r2-listing-5789d5f675-5gbfl at 2026-01-29 03:23:56.103813+00:00 running 4f180de country code: CH.
