Liren Large Software Subsidy 10/10.iso/m/m003_1/sb_bc.ddi/BC/CH4/PROG4-6.CPP

C/C++ Source or Header | 1991-12-10 | 534 b | 48 lines

//  PROG4-6.CPP

#include<stdio.h>

class integer
{ private:
    int *p ;

  public :
    integer(int i=0) ;
    integer operator + (integer i) ;
    void print(void) ;
    ~integer(void) ;
} ;


integer::integer(int i)
{
  p = new int ;
  *p = i ;
}


integer::~integer(void)
{
  delete p ;
}


integer integer::operator + (integer i)
{
  return *p + *(i.p) ;
}


void integer::print(void)
{
  printf("%i",*p) ;
}


int main()
{ integer i, j(10), k(20) ;

  i = j + k ;
  i.print() ;
}