2623. Memoize | Day 11 – Build a Memoization Function in JavaScript

Welcome to Day 11 of the 30 Days of JavaScript challenge! 🚀

Today we tackle “2623. Memoize” on LeetCode. Learn how to optimize repeated function calls by caching results, a powerful real-world technique called memoization.

📌 What You’ll Learn in This Video:
✅ What is memoization?
✅ How to use closures to store computed results
✅ Creating cache keys with args.toString()
✅ Using Function.prototype.apply() for flexible argument passing

🔗 LeetCode Problem:
https://leetcode.com/problems/memoize

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