題組內容

The following C++ code fragment shows the class definition of an array-based implementation of ADT Binary Tree that stores a list of person names.
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(b) (20 points) Write the BinaryTree : : removeA1 1 Leaf () that removes AL.L, leaf nodes from a binary tree. Note that you also need to implement the BinaryTree: : recurRemo oveLeaf() called by removeAllLeaf() protected function that recursively traverses the tree to delete all the leaf nodes.