18.4 - Handling Nodes with Height -2
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Practice Questions
Test your understanding with targeted questions
What does it mean for a node to have a height of -2?
💡 Hint: Think about the height difference.
Name one operation you can perform to fix a height -2 situation.
💡 Hint: What structural change helps to balance the tree?
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Interactive Quizzes
Quick quizzes to reinforce your learning
What indicates a height of -2 in an AVL Tree?
💡 Hint: Visualize the balance of the tree.
A left rotation is required if the left child slope is what?
💡 Hint: Revisit how rotations work with slopes.
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Challenge Problems
Push your limits with advanced challenges
Given an AVL tree structure that becomes imbalanced after multiple insertions, outline the step-by-step process required to identify, rotate, and update heights for all affected nodes.
💡 Hint: Start tracing from the root of the tree down to all modified paths.
Explain two cases when the height of -2 occurs and detail how you would correct each scenario with rotations.
💡 Hint: Think about which subtree's balance is being affected before you apply operations.
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