📅 Daily Practice Tracking my daily coding problem progress. 🧩 Day 1 – Monotonic Stack Problems # Problem Link Difficulty 1 Trapping Rain Water Link Hard 2 Sum of Subarray Minimums Link Medium 3 Asteroid Collision Link Medium 4 Sum of Subarray Ranges Link Medium 5 Largest Rectangle in Histogram Link Hard 🧩 Day 2 – Monotonic Stack Problems # Problem Link Difficulty 1 Trapping Rain Water Link Hard 2 Sum of Subarray Minimums Link Medium 3 Asteroid Collision Link Medium 4 Sum of Subarray Ranges Link Medium 5 Largest Rectangle in Histogram Link Hard