You can add data (in the form of fields) and behaviors (in the form of methods ... System.err.println("usage: java TEDemo amountInPennies"); return; } int pennies = Integer.parseInt(args[0 ...

You can quickly and easily correct this Java method modifier issue based on how soon you can refactor. Then, it just comes down to which method you want to use. Let's explore two options on how to fix ...