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GATE | GATE-CS-2007 | Question 38

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  • Last Updated : 28 Jun, 2021
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The following postfix expression with single digit operands is evaluated using a stack:

8 2 3 ^ / 2 3 * + 5 1 * - 

Note that ^ is the exponentiation operator. The top two elements of the stack after the first * is evaluated are:
(A) 6, 1
(B) 5, 7
(C) 3, 2
(D) 1, 5


Answer: (A)

Explanation: See Question 4 of https://www.geeksforgeeks.org/data-structures-and-algorithms-set-10/

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