Markham Saturday 14:00 Java Homework 21.09.18.

Continue with the code from the previous class, complete writing the below methods in Cart.java and User.java files

• Write method to get the total bill of all the items in the cart that the user has
• Write method to print all the items in the cart
• Write method to empty the cart
• Write method in User.java such that the user can increment their balance