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// Fig. 3.22: fig03_22.cpp
// References must be initialized.
#include <iostream>
using std::cout;
using std::endl;
int main()
{
int x = 3;
int &y; // Error: y must be initialized
cout << "x = " << x << endl << "y = " << y << endl;
y = 7;
cout << "x = " << x << endl << "y = " << y << endl;
return 0; // indicates successful termination
} // end main
/**************************************************************************
* (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice *
* Hall. All Rights Reserved. *
* *
* DISCLAIMER: The authors and publisher of this book have used their *
* best efforts in preparing the book. These efforts include the *
* development, research, and testing of the theories and programs *
* to determine their effectiveness. The authors and publisher make *
* no warranty of any kind, expressed or implied, with regard to these *
* programs or to the documentation contained in these books. The authors *
* and publisher shall not be liable in any event for incidental or *
* consequential damages in connection with, or arising out of, the *
* furnishing, performance, or use of these programs. *
*************************************************************************/
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