Data Structures | Heap | Question 7

We have a binary heap on n elements and wish to insert n more elements (not necessarily one after another) into this heap. The total time required for this is (A) theta(logn) (B) theta(n) (C) theta(nlogn) (D) theta(n^2)

(A)

A

(B)

B

(C)

C

(D)

D

Answer: (B)

Explanation:

We can reduce the problem to build heap for 2n elements. Time taken for build heap is O(n).

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