AVL Insertion
Explore how AVL tree insertion works and learn to identify unbalanced nodes. Understand the four rotation cases needed to rebalance the tree after insertion, including left-left, left-right, right-right, and right-left scenarios, with step-by-step explanations for maintaining tree balance.
We'll cover the following...
We'll cover the following...
Introduction #
Insertion in AVL trees is done the same way that BST insertion is done. However, when a node is inserted into a BST it usually becomes unbalanced, i.e., the tree has a node that has a left-right subtree height difference greater than 1. So, AVL trees have to be rebalanced after ...