Queue Data Structure A queue is a useful data structure in programming. It is similar to the ticket queue outside a cinema hall, where the first person entering the queue is the first person who gets the ticket.
Circular queue avoids the wastage of space in a regular queue implementation using arrays. In this tutorial, you will understand circular queue data structure and it's implementations in Python, Java, C, and C++.
Before studying the priority queue, please refer to theheap data structurefor a better understanding of binary heap as it is used to implement the priority queue in this article. 1. Inserting an Element into the Priority Queue Inserting an element into a priority queue (max-heap) is done by...
TheQueueinterface of the Javacollections frameworkprovides the functionality of the queue data structure. It extends theCollectioninterface. Classes that Implement Queue Since theQueueis aninterface, we cannot provide the direct implementation of it. In order to use the functionalities ofQueue, we need...
Priority Queue Data Structure To learn more about priority queues, visit ourPriority Queue Data Structure. Create a Priority Queue In order to create a priority queue in C++, we first need to include thequeueheader file. #include<queue> ...
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