Computer Science · Data Structures
How many rotations (Left and Right) are required during the construction of an AVL tree if the elements 35, 50, 40, 25, 30, 60, 78, 20, 28 are inserted in the given sequence into an initially empty tree?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12 left rotations, 2 right rotations
- 22 left rotations, 3 right rotations✓
- 33 left rotations, 2 right rotations
- 43 left rotations, 1 right rotation
Correct answer
2 left rotations, 3 right rotations
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