Linked Queue implementation
The Queue is a First In First Out (FIFO) data structure used to solve various problems
- enqueue: Method to add items to the end of the queue.
- dequeue: Method to remove items from the begginning of the queue.
- getFront: Method to display the front item in the queue.
- getRear: Method to display the rear item in the queue.
- empty: Method to check whether the queue is empty or not.
- getSize: Method to get the size of the queue.
- elements: Method to display all the items in the queue.
- clear: Method to remove all the items from the queue.