Priority queues order elements by a priority key from "summary" of Data Structures and Algorithms in Python by Michael T. Goodrich,Roberto Tamassia,Michael H. Goldwasser
In a priority queue, elements are assigned a priority key that determines the order in which they are removed from the queue. The element with the highest priority key is the next to be removed. Priority queues are commonly used in situations where elements need to be processed in a specific order based on their priority. For example, in a hospital emergency room, patients may be treated based on the severity of their condition, with the most critical patients receiving care first. The priority key can be determined using a variety of criteria, such as numerical values, timestamps, or ...
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