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peak element

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Dec 2, 2025 · Fundamentals

How to Find a Peak Element in O(log n) Time – LeetCode 162 Solution

This article explains the LeetCode 162 'Find Peak Element' problem, presents both linear scan and binary search solutions in Java, proves the existence of a peak, and details the algorithmic reasoning, time and space complexities, with full code examples.

AlgorithmLeetCodebinary search

0 likes · 8 min read

How to Find a Peak Element in O(log n) Time – LeetCode 162 Solution

Nullbody Notes

Nov 15, 2023 · Fundamentals

Binary Search Solution for LeetCode 162: Find Peak Element

This article explains how to solve LeetCode problem 162 (Find Peak Element) in O(log n) time using a binary‑search approach, detailing the three possible cases, providing pseudocode, and presenting a complete Go implementation that handles boundary conditions as negative infinity.

AlgorithmGoLeetCode

0 likes · 4 min read

peak element

How to Find a Peak Element in O(log n) Time – LeetCode 162 Solution

Binary Search Solution for LeetCode 162: Find Peak Element

How to Find a Peak Element in O(log n) Time – LeetCode 162 Solution