LeetCode 530 — Minimum Absolute Difference in BST (Java Solution Explained)

📌 Problem Recap We are given the root of a Binary Search Tree (BST).Goal → return the minimum absolute difference between values of any two different nodes. Constraints: 2 ≤ n ≤ 10^4 0 ≤ val ≤ 10^5 Example: Input: root = [4,2,6,1,3] Output: 1 ...