#include        <iostream>

using namespace std;

int main(int argc, char *argv[])
{
  double *p1, *p2;
  int    n = 10;
  p1 = new double[n]; // allocate array
  p2 = p1;            // p2 points to array
  delete[] p1;        // p2 now ``dangles''
  p2[3] = 5.7;        // Ooopppsss!!!
  

  p1 = new double[3];
  for ( int i = 0; i < n; i++ )
    cout << p2[i] << "  ";
  cout << "\n";
  p2[3] = 5.7;

  delete[] p1;
  cout << "Deleted p1\n";
  delete[] p2;
  cout << "Deleted p2\n";
}