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Given an array of sorted numbers ex: [1,1,1,2,2,2,2,2,2,2,3,3,3,3] find the indices where a single number starts and ends (ex: 1, start index=0, end_index=2). You have to solve this in log(n) complexity, you cannot go through every sample (n complexity).
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Research Scientist

Interviewed at Meta

3.5★
Apr 18, 2019

Given an array of sorted numbers ex: [1,1,1,2,2,2,2,2,2,2,3,3,3,3] find the indices where a single number starts and ends (ex: 1, start index=0, end_index=2). You have to solve this in log(n) complexity, you cannot go through every sample (n complexity).

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