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Leetcode 34. Find First and Last Position of Element in Sorted Array

Given a sorted (non-decreasing) array, return the starting and ending indices of a target value (or [-1, -1] if it’s not present). The challenge is to do this in O(log n) time by locating the leftmost and rightmost occurrences (e.g., with binary-search boundary searches).

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Late September, 2025

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Mid-level

Early September, 2025

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Senior

Early September, 2025

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Leetcode 34. Find First and Last Position of Element in Sorted Array

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