#include <iostream>

using namespace std;


int main()
{

  int prevInt=1111, i=1024, nextInt = 2222;
  int *ip;

  cout << "Initially: \n";
  cout << "1. ip is  " << ip <<"  and it points to " << *ip << endl;

  ip = &i;
  cout << "\nAfter executing ip = &i : \n";

  cout << "2. ip is  " << ip <<"  and it points to " << *ip << endl;

  i=512;
  cout << "\nAfter executing i=512 : \n";
  cout << "3. ip is  " << ip <<"  and it points to " << *ip << endl;


  *ip = 256;
  cout << "\nAfter executing *ip = 256 : \n";
  cout << "4. ip is  " << ip <<"  and it points to " << *ip << endl;

  ip = ip - 1;
  cout << "\nAfter executing ip = ip - 1 : \n";
  cout << "5. ip is  " << ip <<"  and it points to " << *ip << endl;
  cout << "The address of nextInt is " << &nextInt << endl;

  return 0;
}