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.

The need for data protection in national critical information infrastructure units has become more and more urgent with the deepening of digital transformation. At present, the rapid development of ...

Blockchain, as a decentralized, secure, programmable, traceable, and tamper-resistant distributed ledger technology, has witnessed rapid development in various fields in recent years. This paper ...

Python Data Structures and Algorithms by Benjamin Baka If you'd rather learn using Python, this book uses a way that focuses on the language. It gives you clear examples, visuals, and explanations ...