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typedef struct{int b,p;}A;
  void f(A c)
{
   int j;
   c.b+=1;
   c.p+=2;
  }
main()
{
   int i;
   A a={1,2};
   f(a) ;
   printf("%d,%d\n",a.b,a.p);
   getch();
}
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#include
typedef struct{int b,p;}A;
  void f(A *c)
{
   int j;
   £¨*c£©.b+=1;
   £¨*c£©.p+=2;
  }
main()
{
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   A a={1,2};
   f(&a) ;
   printf("%d,%d\n",a.b,a.p);
   getch();
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