// Return an empty list in this case. // How is the binary tree represented? // We use the level order traversal sequence with a special symbol "#" denoting the null node ...

Write java implementation for the following methods. Use students class as explained above. A recursive int height () method which returns the height of the tree. If the tree is empty, return -1. The ...

Binary tree traversal refers to the process of visiting each node in a specified order. There are two ways to visit a tree: recursively and non-recursively. Most references introduce tree traversal ...