Heapify operation on Max-heap Data Structure
A heapify operation can be used to create a max heap from an unsorted array. This is done by starting at the last non-leaf node and repeatedly performing the “bubble down” operation until all nodes satisfy the heap property. The time complexity of heapify in a max heap is O(n).
Introduction to Max-Heap – Data Structure and Algorithm Tutorials
A Max-Heap is defined as a type of Heap Data Structure in which each internal node is greater than or equal to its children.
The heap data structure is a type of binary tree that is commonly used in computer science for various purposes, including sorting, searching, and organizing data.
Purpose and Use Cases of Max-Heap:
- Priority Queue: One of the primary uses of the heap data structure is for implementing priority queues.
- Heap Sort: The heap data structure is also used in sorting algorithms.
- Memory Management: The heap data structure is also used in memory management. When a program needs to allocate memory dynamically, it uses the heap data structure to keep track of the available memory.
- Graph Algorithms: The heap data structure is used in various graph algorithms. For example, Dijkstra’s shortest path algorithm uses a heap data structure to keep track of the vertices with the shortest path from the source vertex.
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