LeetCode 190 | Reverse Bits | Bit Manipulation Interview Trick

Reverse Bits is one of the most important bit manipulation problems for coding interviews.

In this video, we solve LeetCode 190 – Reverse Bits step by step in a calm, structured way. You’ll learn:

How to reverse a 32-bit integer correctly

Why leading zeros matter

The core bit manipulation pattern interviewers expect

The brute force vs optimal approach

Clean, interview-ready Python solution

Time and space complexity explained clearly

Follow-up optimization if the function is called many times

This problem builds strong fundamentals for:

Bit manipulation

Masking and shifting

Low-level reasoning

System-level thinking

If you struggle with bit problems, this will make them click.

Видео LeetCode 190 | Reverse Bits | Bit Manipulation Interview Trick канала Leetcode Lab