- helps a cashier give adequate change to customers
- should return the amount of notes and coins for the customer's change.
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if price and the payment is equal, it will return
Payment done print the receipt? -
if the persons pays less amount of the price it will calculate the remaining amount and return a message
price - paidCash + " more euro should be paid" -
if cashBox has less than the change that should be returned , it will check and return a message
We don't have enough in the cash box. -
if the cashBox is empty ,it will inform us
Empty cash box -
if the cashBox is out of any of the denominations (either note or coins ) it will return the change with available denominations
