Count the Number of Arrays with K Matching Adjacent Elements | LeetCode 3405 |Java| Developer Coder

Welcome to Developer Coder! 🚀
In this video, we’ll walk through the LeetCode problem "Count the Number of Arrays with K Matching Adjacent Elements (3405)" using Java. This problem is a classic example of how Combinatorics and Dynamic Programming blend to solve advanced constraints effectively.

🔍 This problem is often asked in interviews at top tech companies like Google, Microsoft, Amazon, and more. Understanding this can boost your coding interview prep for product-based companies.

🧠 Learn how to approach this problem using mathematical thinking and break down the logic into programmable components using Java.

👉 Whether you're preparing for coding interviews, enhancing your Java skills, or mastering combinatorics, this video is for YOU.

✅ Topics Covered:

Combinatorial Mathematics
Modular Arithmetic
Java Implementation
Edge Case Handling
Efficient Code Structure

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