Objects First With Java - SolutionsJun 16, 2006 ... Exercise 9.4. Add this line to the beginning of the print() method in the Video
class: System.out.print("Video: ");. And this line in the beginning of the CD class:
System.out.print("CD: ");. Exercise 9.5. The toString() method can be found on the
class Object. It has no parameters and the return type is String.
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