[New Problem] LCA in BST

## 📝 New Problem Idea

**Problem Title:**  
Lowest Common Ancestors in Binary Search Tree

**Brief Statement:**  
Given a binary search tree (BST), find the lowest common ancestor (LCA) node of two given nodes in the BST.

- [ ] Simple/Beginner  
- [x] Medium/Logic  
- [ ] Hard/Optimized

## **Topic of this `Problem`**
Binary Search Tree, DFS , Tree , Binary Tree
