(a,b,c) a is in the font, c in the rear of the queue.   q.enqueue(13); q.enqueue(6); q.enqueue(12); q.dequeue(); q.dequeue(); q.enqueue(15); q.enqueue(46); q.dequeue(); q.enqueue(13); q.enqueue(30);

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Operations of Linked List

A linked lists are one of the most widely used and effective data structures, with applications in every programming language, including C, C++, Python, Java, and C#.