A small grocery store has one checkout.You have been asked to write a program tosimulate the grocery store as it checks out customers.YOU ARE REQURED TO USE A QUEUE TO SOLVE THEPROBLEM.The queue program

1.A customer gets to thecheckout every 1 – 5 minutes

2.The checker can process onecustomer every 5 – 15

3.The program should find theaverage wait time for customers and the number of customers left in the queue

4.Use the random number generatorto get values for when customers get to the checkout and how long the checkerwill take.

5.You are not required to useclasses, but it might make things easier

extra

Add another checkout.This one should be an express lane in which customers with10 or lessitems can use it.Modify the originalprogram so that it now has 2 queues, one for the regular checkout and one forthe express checkout.Express customersarrive at the checkout every 1-2 minutes.The express checker can process a customer every 2-5 minutes.

You will need to figure out how to determine if the customeris express or not.

The program should print out the same as above plus averagewait time for express customers and number of express customers still in thequeue.

You must turn in both programs separately if you do theextra credit.