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GATE | GATE-CS-2016 (Set 2) | Question 46
Consider the following New-order strategy for traversing a binary tree:
Visit the root;
Visit the right subtree using New-order
Visit the left subtree using New-order
The New-order traversal of the expression tree corresponding to the reverse polish expression 3 4 * 5 - 2 ˆ 6 7 * 1 + - is given by:
(A)
+ - 1 6 7 * 2 ˆ 5 - 3 4 *
(B)
- + 1 * 6 7 ˆ 2 - 5 * 3 4
(C)
- + 1 * 7 6 ˆ 2 - 5 * 4 3
(D)
1 7 6 * + 2 5 4 3 * - ˆ -
Answer
Please comment below if you find anything wrong in the above post
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