Trapping Rain Water Explained Simply 💧 | Coding Interview Must-Know One of the most asked DSA interview questions 🚀 👉 Trapping Rain Water explained with clear intuition & visualization. In this video you’ll learn: ✅ Why water gets trapped ✅ How to think in terms of left & right max ✅ How to optimize from brute force ➝ O(n) ✅ A clean interview-ready approach If you’re preparing for FAANG / Product-based interviews, this one is a MUST 🔥 💬 Comment “RAIN” if you want the full code! #trappingrai