Question: JAVA Exercise 14 Define an operation public ArrayList bfs20 that returns the list of all the items in the tree, by levels, where each level

JAVA Exercise 14 Define an operation public ArrayList bfs20 that returns

JAVA

Exercise 14 Define an operation public ArrayList bfs20 that returns the list of all the items in the tree, by levels, where each level is a list itself. For example, in the tree (b) of Exercise 1, it should return Exercise 15 Consider the assertion: "Adding an element to a BST always increments its height". True or false? Justify your

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