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The figure shown below is a balanced binary tree. If node P is deleted, which of the following nodes will get unbalanced?

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in Data Structures & Algorithms I by (111k points)
The figure shown below is a balanced binary tree. If node P is deleted, which of the following nodes will get unbalanced?

(a) U

(b) M

(c) H

(d) A

My doubt is from Binary Trees in section Binary Trees of Data Structures & Algorithms I

I have been asked this question in a job interview.

1 Answer

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Best answer
The correct choice is (a) U

The best explanation: Node U will get unbalanced if node P is deleted, because it’s balance factor will become -2.

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