/* ECP: FILEname=fig9_21.c */
/* 1*/   #include <stdio.h>
/* 2*/   #include "complex.h"

/* 3*/   struct Complex
/* 4*/   {
/* 5*/       double Real;
/* 6*/       double Imag;
/* 7*/   };

/* 8*/   void
/* 9*/   PrintComplex( const Complex A )
/*10*/   {
/*11*/       if( A != NULL )
/*12*/           printf( "%f+%f", A->Real, A->Imag );
/*13*/       else
/*14*/           printf( "Uninitialized complex number detected\n" );
/*15*/   }

/*16*/   /* InitComplex And AddComplex Are Similar */