Question

What is the postorder traversal of the BST built by inserting 50, 30, 70, 20, 40, 60, 80, 10 in this order?

A 20, 10, 40, 30, 80, 70, 60, 50
B 10, 20, 40, 30, 60, 80, 70, 50
C 10, 40, 20, 30, 80, 60, 70, 50
D 50, 30, 20, 10, 40, 70, 60, 80
E 10, 20, 30, 40, 50, 60, 70, 80
Practice Next

Hey! Ask a query

🎓
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
  • 200 Questions with Detailed Solutions
  • Section-wise Coverage (GA, English, Quant & Reasoning)