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Authors:
Walter Savitch ,julia Lobur
Chapter:
Friends Overloaded Operators And Arrays In Classes
Exercise:
Self-test Exercises
Question:4 | ISBN:9780321531346 | Edition: 7

Question

Suppose you wish to add a friend function for subtraction to the class

Money defined in Display 11.3. What do you need to add to the description of the class Money that we gave in Display 11.3? The subtraction function should take two arguments of type Money and return a value of type Money whose value is the value of the first argument minus the value of the second argument.

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