#5 Was incorrect would like to know what the answer is Circle the most appropria

Question

#5 Was incorrect would like to know what the answer is

Circle the most appropriate efficiency class for each of the following operations. Each question has exactly one best answer. 1. get the element at any index in a fixed-capacity vector o(n) 2. insert an element at the front of a singly-linked list 0tn) 3. pop an element from an array-based stack O(n) 4. dequeue (pop) an element from a queue based on a fixed-length vector (a.k.a. circufar array) O(n) 5. execute this piece of code Ti e con 0 2.

Explanation / Answer

Answer) Output will be "3"

Explanation :- i is initialised to 1 and in the first iteration of the loop S becomes 1, and in the second iteration S becomes 3 by adding itself to i = 2. So the output would be 3

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