## Largest BST subtree

http://www.geeksforgeeks.org/find-the-largest-subtree-in-a-tree-that-is-also-a-bst/ Given a Binary Tree, write a function that returns the size of the largest subtree which is also a Binary Search Tree (BST). If the complete Binary Tree is BST, then return the size of whole tree. Examples: Input: 5 / \ 2 4 / \ 1 3 Output: 3 The following subtree is… Read More »