Big Java & Java Concepts example project "cashregister"

You can use this project as follows:

 - invoke the main method of the compiled CashRegisterTester class by right-clicking on the class
 representation and selecting the main method.
 - create a CashRegister object.
 - make purchases, enter payments and give change using CashRegister objects
 - invoke the main method of the compiled InputTester class. 
 
 
This project illustrates concepts covered in "Big Java" and "Java Concepts", Chapter 4 
"Fundamental Data Types".

 - to understand integer and floating-point numbers
 - to recognize the limitations of the numeric types
 - to become aware of causes for overflow and roundoff errors
 - to understand the proper use of constants
 - to write arithmetic expressions in Java
 - to use the String type to define and manipulate character strings
 - to learn how to read program input and produce formatted output