write the method as user of Binary tree

Other class methods that you use is:

Where Find method is:

where Relative is enum --> {Root, Parent, LeftChild, RightChild}

you can use the find method like this find(Relative.LeftChild).

Write a class called BTUtils. In this class, you should implement the following static methods (do not use getRoot (BTNode t)): 1. public static int nbLeaf (BT bt, T e): This method counts and returns the number of leaf nodes that contain the data e. You should use the find, isLeaf and maybe other BT methods for counting. Write a class called BTUtils. In this class, you should implement the following static methods (do not use getRoot (BTNode t)): 1. public static int nbLeaf (BT bt, T e): This method counts and returns the number of leaf nodes that contain the data e. You should use the find, isLeaf and maybe other BT methods for counting