A general tree in which all non-leaf nodes have null data can be implemented as a list

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A general tree in which all non-leaf nodes have null data can be implemented as a list of lists. For example, the tree

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is the list [[A, B], C, [D]].
Using the list implementation from Section 16.1.8, implement a tree class with the same interface as the one in Section 17.1. Use n instanceof List to check whether a list element n is a subtree or a leaf.

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Big Java, Enhanced Early Objects

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7th Edition

Authors: Cay S Horstmann

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Question Posted: Feb 02, 2024 02:04 PM

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A general tree in which all non-leaf nodes have null data can be implemented as a list

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A B D

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The question indicates that we should implement a tree where nonleaf nodes contain null data and the tree representation should be in the form of list...View the full answer

Big Java, Enhanced Early Objects

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