Write a class called Cashier that directs a cashier how to cash goods and give change to customers. The typical cashier operations are as follows: (a) Cashier clears the cash register machine. (b) Cashier enters the name and the price of each item in the cash registering machine. (c) The customer tenders an amount of money to pay for the goods (We assume the amount covers the total). (d) The cash machine computes: a. The number of items purchased b. The total amount of purchase c. The average price of each item d. The number of coin denominations that the customer should receive. That is, the number of silver dollars, quarters, dimes, nickels, and cents the customer should receive in turn java