The sort_heap( ) is an STL algorithm which sorts a heap within the range specified by start and end. Sorts the elements in the heap range [start, end) into ascending ...

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Heap data structure can be implemented in a range using STL which allows faster input into heap and retrieval of a number always results in the largest number i.e. la...

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Heap data structure is mainly used to represent a priority queue. In Python, it is available using “heapq” module. The property of this data structure i...

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Question: Write an efficient program for printing k largest elements in an array. Elements in array can be in any order.
For example, if given array is [1, 23, 12, 9...

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Heap sort is a comparison based sorting technique based on Binary Heap data structure. It is similar to selection sort where we first find the maximum element and pl...

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Consider the following algorithm for building a Heap of an input array A.
BUILD-HEAP(A)
heapsize := size(A);
for i := floor(heapsize/2) downto 1
...

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Given n, how many distinct Max Heap can be made from n distinct integers?
Examples:
Input : n = 3
Output : Assume the integers are 1, 2, 3.
Then the 2 possible max he...

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Although QuickSort works better in practice, the advantage of HeapSort worst case upper bound of O(nLogn).
MergeSort also has upper bound as O(nLogn) and works bette...

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Heap sort is a comparison based sorting technique based on Binary Heap data structure. It is similar to selection sort where we first find the maximum element and pl...

Share

Question: Write an efficient program for printing k largest elements in an array. Elements in array can be in any order.
For example, if given array is [1, 23, 12, 9...

Share