Chapter 6, Problem 20PE

Program Plan Intro

Currency conversion

Program plan:

• Import required package.
• Define “main()” function in a class “Currency”,
  • Create object for “Scanner” class to get the input from the user.
  • Get today’s U.S dollar in Japanese yen from the user using “next()” method.
  • Initialize dollars to something other than the sentinel of “0.0”.
  • Create “while” loop to Check for the user inputs 0 to quit the conversion.
    • Get the U.S dollar value to convert to Japanese yen from the user using “next()” method.
    • Check whether the dollar value is not the sentinel value “0”.
    • Calculate and print the output.
    • If the dollar value is the sentinel “0”, then quit the program.