12. Software Sales A software company sells a package that retails for $99. Quantity discounts are given according to the following table: Quantity 10-19 20-49 50-99 100 or more Discount 10% 20% 30% 40% Write a program that asks the user to enter the number of packages purchased. The pro- gram should then display the amount of the discount (if any) and the total amount of the purchase after the discount