Algorithms, Interview, Leetcode, Faang, Tree Traversal.
can see more about the other two in my other posts. What is the Preorder traversal? We can start from the basic tree below. We can see that the root has a value of 3 with 2 child nodes (2 and 5). Since it is BST, the left child (if exists) always has a value smaller than its parent, on the other