A binary search tree contains the numbers 1, 2, 3, 4, 5, 6, 7, 8. When the…
GATE · 2005 · IT
A binary search tree contains the numbers 1, 2, 3, 4, 5, 6, 7, 8. When the tree is traversed in pre-order and the values in each node printed out, the sequence of values obtained is 5, 3, 1, 2, 4, 6, 8, 7. If the tree is traversed in post-order, the sequence obtained would be
- A.
8, 7, 6, 5, 4, 3, 2, 1
- B.
1, 2, 3, 4, 8, 7, 6, 5
- C.
2, 1, 4, 3, 6, 7, 8, 5
- D.
2, 1, 4, 3, 7, 8, 6, 5
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Correct answer: D
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