How to Solve Problems on Leetcode to Crack FAANG | 3. Longest Substring Without Repeating Characters

Welcome to my channel! 🚀 In this video, I’ll show you how to strategically solve Leetcode problems to prepare for FAANG interviews (Facebook, Amazon, Apple, Netflix, Google). Today, we’ll tackle Problem #3: Longest Substring Without Repeating Characters.

What You’ll Learn:
✅ Step-by-step breakdown of the problem.
✅ Effective use of sliding window and hashing techniques.
✅ How to optimize your code for maximum efficiency.
✅ Tips to approach similar string-related problems in interviews.

I’ll walk you through the entire thought process, from understanding the problem statement to coding a clean, optimized solution in Python. Mastering problems like this is crucial for acing FAANG interviews!

Key Topics Covered:
🔑 Sliding Window Algorithm
🔑 Hash Maps for Efficient Lookups
🔑 Debugging and Optimization

Make sure to practice and understand the core concepts behind these problems, as they often appear in technical interviews.

💡 Code & Explanation:
Check out the complete code and explanation in the video. If you have questions, drop a comment, and I’ll be happy to help!

🔥 Hashes for Extra Reach:
#Leetcode #FAANGInterviewPrep #CodingInterview #LongestSubstringWithoutRepeatingCharacters #SlidingWindow #HashMap #ProgrammingTutorial

🎥 Don’t forget to like, subscribe, and hit the bell icon 🔔 for more Leetcode problem walkthroughs and FAANG prep tips. Happy coding! 💻