LeetCode 643: Maximum Average Subarray I | Sliding Window | Easy Explanation

Description: In this video, we solve LeetCode 643 – Maximum Average Subarray I using the Sliding Window technique. You’ll learn: 🔹 How the Sliding Window approach works 🔹 Why we use it instead of checking every subarray 🔹 Step-by-step dry run 🔹 Optimized JavaScript solution 🔹 Time & space complexity