///////    File: ArbL_ac.h    ///////
// example in Chapter 7
#include "ArbList.h"

// generic list with assignment and copy

class ArbList_ac : public ArbList
{ public:
     ArbList_ac() { }                    // default constructor
     ArbList_ac(Arbent c, EQ_FN eq, DISP_FN d)
     :  ArbList(c, eq, d) { }
     ~ArbList_ac() { }                   // destructor
     ArbList_ac& operator =(const ArbList& x); // assignment
     ArbList_ac(const ArbList_ac& x)     // copy constructor
     {   copy( (ArbList&)x ); }
     ArbList_ac(const ArbList& x)        // conversion
     {   copy(x); }
  private:
     void copy(const ArbList& x);
};