About This Pattern
Master the BST Properties pattern by practicing these problems organized by difficulty.Focus on the Key Signals - these are the indicators that tell you when to use this pattern.
Medium (2)
Lowest Common Ancestor of a Binary Search Tree
Find the LCA of two nodes in a BST.
Key Signals:
Use BST orderingFind split pointCompare with node values
Inorder Successor in BST II
Find in-order successor of a node in BST where nodes have parent pointers.
Key Signals:
Parent pointersIn-order successorBST traversal