As someone with a great affinity for Math Team Tricks of Improbable Utility, this suggests that the Google interview is poorly calibrated.https://twitter.com/danluu/status/863461948440162304 …
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based on my experience most Google engineers would consider that a really bad interview question (as do I), but YMMV
Tests ability to identify appropriate data structs and algos, represent a novel question in code, develop & reason about an implementation
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