. Assume that a gallon of paint covers about 350 square feet of wall space. Create an application with a main() method that prompts the users for the length, width, and height of a rectangular room. Pass these three values to a method that does the following: a. Calculates the wall area for a room b. Passes the calculated wall area to another method that calculates and returns the number of gallons of paint needed c. Displays the number of gallons needed d. Computes the price based on a paint price of $32 per gallon, assuming that the painter can buy any fraction of a gallon of paint at the same price as a whole gallon. e. Returns the price to the main() method. The main() method displayst he final price. For example, the cost to paint a 15x20 foot room with 10 foot ceilings is $64. Save the application as PaintCalculator. java.