Build a Binary Tree with Pre-order and In-order traversal data
Problem Given a pre-order traversal array of integers and an in-order traversal array of integers, construct a binary tree. Input preorder - array of integers inorder »
Iterative In-Order Traversal
Problem Return the values of a binary tree using in-order traversal, iteratively. Input node: Has 3 properties .val: Integer value of the node .left: A pointer »