Question: Reimplement the CashRegister class so that it keeps track of the price of each added item in an ArrayList. Remove the itemCount and totalPrice instance

Reimplement the CashRegister class so that it keeps track of the price of each added item in an ArrayList. Remove the itemCount and totalPrice instance variables. Reimplement the clear, addItem, getTotal, and getCount methods. Add a method displayAll that displays the prices of all items in the current sale.

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