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Create a node class/struct. Create a queue class/struct.

Members: Node - a node that tracks the front of the queue. Node - a node that tracks the end of the queue. Count - indicates how many items are on the queue.

Methods: En-queue - Accepts a number and adds to the end of the queue. De-queue - Returns a number from the front of the queue. - If the queueis empty, emit an error indicating the queueis empty. IsEmpty - Returns a boolean indicating if the queue is empty.