ISRO | ISRO CS 2017 | Question 57

Which one of the following property is correct for a red-black tree?
(A) Every simple path from a node to a descendant leaf contains the same number of black nodes
(B) If a node is red, then one children is red and another is black
(C) If a node is red, then both its children are red
(D) Every leaf node (sentinel node) is red


Answer: (A)

Explanation: Refer: Red-Black Tree | Set 1 (Introduction)
Option (A) is correct.


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