Data Types C++ Tutorial

#include 
using std::cout;
using std::endl;
int main() {
  long* pnumber;                        
  long number1 = 55L;
  long number2 = 99L;                   
  pnumber = &number1;                   
  *pnumber += 11;                       
  cout << endl
       << "number1 = "     << number1
       << "   &number1 = " << pnumber
       << endl;
  pnumber = &number2;                   
  number1 = *pnumber * 10;              
  cout << "number1 = "     << number1
       << "   pnumber = "  << pnumber
       << "   *pnumber = " << *pnumber
       << endl;
  return 0;
}
number1 = 66 &number1 = 0x22ff70
number1 = 990 pnumber = 0x22ff6c *pnumber = 99