Скачать или смотреть Data Structure GATE-2013 Problem Solution

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?

A- 10,20,15,23,25,35,42,39,30
B- 15,10,23,25,20,35,42,39,30
C- 15,10,25,23,20,42,35,39,30
D- 15,20,10,23,25,42,35,39,30

GATE CSE 2013 Question: 43


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