====== C - C++ Operator Overloading - New and Delete operator overloading ======

<code cpp>
#include<iostream.h>
#include<conio.h>

const int ARRAY=10;

class vector
{
public:
  int *array1;

  void *opreator new(size_t size)
  {
    vector *d;
    d=::new vector;
    d->array1= new int[ARRAY];
    return d;
  }

  void operator delete(void *vec)
  {
    vector *c;
    c=(vector *)vec;
    delete(int *)c->array1;
    ::delete vec;
  }
  
  void read()
  {
    for(int i=0;i<ARRAY;i++)
    {
      cout<<"vector ["<<i<<"]=?";
      cin>>array[i];
    }
  }
  
  int sum()
  {
    int sums=0;
    for (int i=0;i<ARRAY;i++)
      sums+=array1[i];
    return sums;
  }
};


void main()
{
  clrscr();
  vector *d=::new vector;
  cout<<"enter vector data.."<<endl;
  d->read();
  cout<<"sum of vector="<<d->sum();
  delete d;
  getch();
}
</code>