Binary Search Lecture 1 | First Bad Version | Complete Explanation 🔥

🔥 In this video, we learn **Binary Search from scratch** with a real LeetCode problem. 📌 Problem: First Bad Version 👉 https://leetcode.com/problems/first-bad-version/description/ 💡 In this lecture: * Binary Search basics * How to find the first bad version * Transition point (Good → Bad) * Dry run + intuition * Time Complexity: O(log n) * Space Complexity: O(1) 🚀 This is Lecture 1 of Binary Search Series 👨‍💻 Channel: Code With Rahul Kumawat 👍 Like | 🔁 Share | 🔔 Subscribe for more DSA content #BinarySearch #DSA #LeetCode #CodingInterview #CodeWithRahul