Find First and Last Position of Element in Sorted Array: coding question

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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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Amazon
Leetcode 34. Find First and Last Position of Element in Sorted Array
Reported Jan 16, 2026 · 1 source report
MID_LEVEL
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Meta
Leetcode 34. Find First and Last Position of Element in Sorted Array
Reported Sep 30, 2025 · 7 source reports
MID_LEVEL, SENIOR
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Sprinter Health
Leetcode 34. Find First and Last Position of Element in Sorted Array
Reported Jul 9, 2026 · 1 source report
SENIOR
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Tesla
Leetcode 34. Find First and Last Position of Element in Sorted Array
Reported Apr 1, 2026 · 1 source report

Find First and Last Position of Element in Sorted Array

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Find First and Last Position of Element in Sorted Array

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