MAANG Favorite 🔥 Longest Substring Without Repeating Characters (LeetCode 3)

MAANG Favorite 🔥 Longest Substring Without Repeating Characters (LeetCode 3)


In this video, we solve LeetCode 3 – Longest Substring Without Repeating Characters.
This is a very popular MAANG interview question based on Sliding Window technique.

We cover:
✔ Brute force approach
✔ Optimized sliding window
✔ Java code explanation
✔ Time & space complexity
✔ Interview tips

Perfect for DSA, Java interviews, and MAANG preparation.

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