Question: Assume each node in your tree is implemented using the class BinaryNode, which implements the following binary node functions discussed in the videos and textbook

Assume each node in your tree is implemented using the class BinaryNode, which implements the following binary node functions discussed in the videos and textbook (and only the following functions). +getItem(): integer +isLeaf (): boolean +getLeftChildPtr(): BinaryNode* +getRightChildPtr(): BinaryNode* // nodePtr: pointer to the root node of tree to check int lefties (BinaryNode* nodePtr)

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