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Collections · interview question

In a queue implemented with ArrayDeque, what is the time complexity of the offer() operation?

Multiple choiceMediumchapter-4-curatedpremiumcollectionsqueue-and-deque-basics
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Answer and explanation

Correct answer

A. O(1)

Why

The offer() operation in an ArrayDeque is typically O(1) due to its efficient dynamic array resizing strategy, which amortizes the cost of occasional resizing operations.

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