Day 31/200: Substrings of Size Three with Distinct Characters | Interview Prep #dsa #leetcode #viral

Welcome to Day 31 of the 200 Days DSA Challenge 🚀 with CodeWithGovind!
Today we’re solving LeetCode 1876: Substrings of Size Three with Distinct Characters, a fun and beginner-friendly Sliding Window problem that strengthens your understanding of string manipulation and window-based logic.

🔑 What you’ll learn in this video:

What sliding window technique is and how it works

How to detect distinct characters in a substring efficiently

Step-by-step dry run explanation with examples

How to handle overlapping windows in strings

Time complexity breakdown and edge case handling

Real-world interview patterns where this logic applies

💡 This problem is a great way to practice window-based traversal and improve your ability to optimize brute-force string problems.
Consistency beats motivation — keep learning, keep building, and success will follow! 🚀

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Видео Day 31/200: Substrings of Size Three with Distinct Characters | Interview Prep #dsa #leetcode #viral канала Code With Govind