nstruct bad_index
{ //bad index exception
type
n long index;
n};
n
nclass dyn_a1 {
n public:
n explicit dyn_a1(INDEX) throw(bad_alloc);
//constructor
n ~dyn_a1() throw(); //destructor
n int &operator[](INDEX)
throw(bad_index); //subscript op
n private:
n dyn_a1(const dyn_a1 &); //prohibit copy ctor
n dyn_a1 &operator=(const dyn_a1 &);
//prohibit assign
n INDEX d1; //# of elements in 1D
array
n int* a0; //base address of all
elements
n};
n