How should duplicates be treated in the strict BST version?
Practice this question from Validate Binary Search Tree - Range bounds Pattern Practice Quiz, with options and an explanation.
Question
How should duplicates be treated in the strict BST version?
Option A — Correct answer
They should fail strict BST validation
Option B
They should always pass
Option C
They only matter at root
Option D
They convert the tree into a heap
Explanation
Duplicates should fail because values must be strictly ordered.