Day 27 || Find Peak Element in Mountain array|| leetCode 852 || DSA live with me || binary search

You are given an integer mountain array arr of length n where the values increase to a peak element and then decrease.

Return the index of the peak element.

Your task is to solve it in O(log(n)) time complexity.
00:00 - Introduction and audio setup
03:56 - Problem analysis and mountain array definition
05:31 - Choosing Binary Search for O(log n) complexity
08:24 - Explanation of start, end, and mid pointers
13:01 - Visualizing the peak element condition
15:14 - Setting up pointers in the code
20:21 - Handling integer overflow for mid calculation
27:56 - Logic for navigating array slopes
37:26 - Coding refinements and interview advice
51:11 - Full code dry run and logic debugging
1:16:46 - Successful LeetCode submission
1:18:21 - Future plans and closing remarks

Видео Day 27 || Find Peak Element in Mountain array|| leetCode 852 || DSA live with me || binary search канала AYUSH SINGH