Leetcode 3: Longest Substring Without Repeating Characters | Java Solution
Автор: codewithamod
Загружено: 2025-11-09
Просмотров: 328
In this video, we solve Leetcode Problem 3: Longest Substring Without Repeating Characters using Java.
This is one of the most popular sliding window problems frequently asked in coding interviews at companies like Google, Amazon, and Microsoft.
We’ll go step-by-step through:
✅ Problem explanation
✅ Brute force vs optimized approach
✅ Sliding window logic
✅ Java code implementation
✅ Time and space complexity
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