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mediumBlind 75

Find Minimum in Rotated Sorted Array

This one is really a boundary-finding problem, even if it doesn't look like it at first. Interviewers love it because it reveals your boundary precision and your edge-case discipline. The trap is boundary drift—one wrong low/high update can loop forever or skip the answer.

Arrays & HashingBinary Search

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1Find Minimum in Rotated Arraymedium
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