Answer from cs61c-bc (Svetlana Simakova 16608048) for Question 2
  #include <stdio.h>

  void setTo5(int *p) {
      *p = 5;
  }
 
  int main ( ) {
      int n = 27;
      setTo5 (&n);
      printf ("n = %d\n", n);  /* should print n = 5 */
      return 0;
  }