C++   How to Program (Early Objects Version)
C++ How to Program (Early Objects Version)
10th Edition
ISBN: 9780134448824
Author: Paul Deitel; Harvey M. Deitel
Publisher: Pearson Education (US)
Question
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Chapter E, Problem E.12E
Program Plan Intro

#define SQR(x) x* x:

when preprocessor expands this macros it will produce the square of the suppiled number correctely and will not give any error.

#define SQR(x) (x*x):

when preprocessor expands this macros it will produce the square of the suppiled number correctely and will not give any error.

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