re: Already know the interview code question? Don't admit it! VIEW POST

re: I think the tension is that if you've practiced the exact question before and you know the answer, it stops being a test of your on-the-spot proble...

If you're lucky enough to stumble across a problem that you're very familiar with, I'd say you can still use it as an exercise to show how good you are at communicating. You may not need to think much in order to find the answer, but you still have to explain the overall shape of that answer, as well as what each specific step is for.

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