90% Get Binary Search Wrong - Here's Why | LeetCode 704
Автор: SWE HQ
Загружено: 2026-01-26
Просмотров: 4
Описание:
Binary Search isn't just about finding an element - it's a pattern that solves 30+ LeetCode problems. In this video, I break down the intuition and show you the common mistakes that trip up most programmers.
📌 Problem Link: https://leetcode.com/problems/binary-...
📚 Following: Striver's A2Z DSA Sheet
https://takeuforward.org/strivers-a2z...
💡 Key Takeaway:
Binary Search maintains one invariant: "The answer, if it exists, is ALWAYS within [left, right]." Every step eliminates half where the answer CANNOT exist.
🔗 Related Problems (Same Pattern):
Search Insert Position (LC 35)
First Bad Version (LC 278)
Find Peak Element (LC 162)
Search in Rotated Sorted Array (LC 33)
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I'm an SDE learning DSA and documenting my journey. If this helped you understand the WHY behind binary search, not just the HOW - drop a comment with what problem you'd like me to cover next.
#leetcode #dsa #binarysearch #codinginterview #faang #datastructures #algorithms #striver
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