A priority queue assigns a priority to each element. Knowing how to build them is important in solving many coding problems. By James McCaffrey; 11/02/2012; A priority queue is a data structure that ...

A PriorityQueue is a list that always keeps its items sorted based on some rule, like smallest to largest. So, when you take an item out, you always get the one with the highest (or lowest) priority.

Covers algorithms and their performance analysis, data structures, abstraction, and encapsulation. Introduces stacks, queues, linked lists, trees, heaps, priority queues, and hash tables, and their ...