Test task

Link nodes at same level in a binary tree

For detail description see Link_nodes_test_description.pdf file in data folder

Files:

* Node.java - entity class. Includes node definition * Tree.java - test class. Includes all methods to work with binary tree (creatind, displaying, inserting, deleting, etc) * BinaryTreeTask.java - Includes main method - just to display that method linkSameLevel (link nodes at same level in a binary tree) works correctly * BinaryTreeTaskForTest.java - Includes all methods for linking nodes at same level

How it works (run method BinaryTreeTask.java):