Consider the problem of reversing a singly linked list. Which one of the following statements is TRUE about the time complexity of algorithms that solve this problem in O(1) auxiliary space?

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Computer Science · Data Structures

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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The best algorithm for the problem takes θ(n) time in the worst case.

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Answer 1

It is not possible to reverse a singly linked list in O(1) space.

Answer 2

The best algorithm for the problem takes θ(n2) time in the worst case.

Answer 3

The best algorithm for the problem takes θ(n log n) time in the worst case.

Answer 4

The best algorithm for the problem takes θ(n) time in the worst case.

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