Question: Implement the below function for the queue: a. IsEmpty: This is left as an exercise for the user. Take a variable, which will take care

Implement the below function for the queue:

a. IsEmpty: This is left as an exercise for the user. Take a variable, which will take care of the size of a queue if the value of that variable is zero, isEmpty should return true. If the queue is not empty, then it should return false.

b. Size: Use the size variable to be used under size function call.

Size() function should return the number of elements in the queue.

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