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    Question

    Fibonacci heaps support which operation in O(1)

    amortized time?
    A Extract-min Correct Answer Incorrect Answer
    B Decrease-key Correct Answer Incorrect Answer
    C Union (merge) Correct Answer Incorrect Answer
    D Delete Correct Answer Incorrect Answer
    E Search Correct Answer Incorrect Answer

    Solution

    Union (meld) of two Fibonacci heaps is O(1). Extract-min is O(log n).

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