Python Linked List: Create a doubly linked list and print nodes from current position to first node - w3resource

Java - Convert a priority queue to an array

Implement Stack using Queues - GeeksforGeeks

SOLVED: A priority queue is like a queue but:A. It uses priorities.B. It allows enqueuing and dequeuing from both front and rear.C. It keeps its elements sorted.D. It allows peeking at front and rear elements.