Practice with pointers 1

int main(){
  int num=8, x=53, *xp;

  xp = &x;
  num = *xp;

  printf("addr of x is %p  \n", &x);
  printf("value of xp is %p\n", xp);
  printf("*xp is %d, x is %d\n", *xp, x);

  *xp = *xp + 1;   //same as x = x +1
  printf(" *xp is %d, x is %d\n", *xp, x);

  return 0;
}