/*
   testpointer1.cpp
   CIS 150
   David Klick
   6/28/05
   
   Simple pointer demonstration.
*/

#include <iostream>
using std::cout;

int main(void) {
   int n;
   // create a pointer and make it point to n
   int *ptr = &n;
   
   n = 7;
   cout << n << '\n';

   // equivalent to: n = n + 1
   *ptr = *ptr + 1;
   cout << n << '\n';
   
   return 0;
}