Preorder traversal of binary search tree is 38, 14, 8, 23, 18, 20, 56, 45, 82,…
DSSSB TGT/PGT · 2021 · TGT Computer Science · post code 91/20 · 2021 paper 2 · Section B: subject
Preorder traversal of binary search tree is 38, 14, 8, 23, 18, 20, 56, 45, 82, 70. What is the postorder traversal of the binary search tree?
- A.
23, 20, 18, 14, 8, 38, 45, 56, 70, 82
- B.
8, 18, 20, 23, 14, 45, 70, 82, 56, 38
- C.
8, 20, 18, 23, 14, 45, 70, 82, 56, 38
- D.
82, 70, 56, 45, 38, 23, 20, 18, 14, 8
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