Discussion :: GATE CSE
- The preorder traversal sequence of a binary search tree is 30, 20, 10, 15, 25, 23, 39, 35, 42. Which one of the following is the postorder traversal sequence of the same tree?
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A.
10, 20, 15, 23, 25, 35, 42, 39, 30
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B.
15, 10, 25, 23, 20, 42, 35, 39, 30
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C.
15, 20, 10, 23, 25, 42, 35, 39, 30
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D.
15, 10, 23, 25, 20, 35, 42, 39, 30
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Answer : Option D
Explanation :
-NA-
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