C-Programming-data-structure || 2017 SET 2 || MCQ || 2-mark || Module 3: Tree | Graph | Hashing

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The pre-order traversal of a binary search tree is given by 12, 8, 6, 2, 7, 9, 10, 16, 15, 19, 17, 20. Then the post-order traversal of this tree is:

2017 SET 2 || MCQ || 2-mark

 2, 6, 7, 8, 9, 10, 12, 15, 16, 17, 19, 20

2, 7, 6, 10, 9, 8, 15, 17, 20, 19, 16, 12

7, 2, 6, 8, 9, 10, 20, 17, 19, 15, 16, 12

7, 6, 2, 10, 9, 8, 15, 16, 17, 20, 19, 12

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