Assignment Chapter2
John Stile

1. Put each of the following into separate programs, make them work and carfully comment how they work.
a)
  void getsum(xx,yy)
  {
    printf("The sum of two numbers is %d\n", xx+yy);
  }
b) 
  for (yy=2; yy<300; yy=yy+yy)
  {
    printf("yy is %d\n", yy);
  {
c)
  #include <stdio.h>
  int sqr(int xx)
  {
    return(xx * xx);
  }
  int main(void)
  {
  int yy=2;
  yy=sqr(sqr(sqr(yy)));
  printf("The value of yy is %d\n", yy);
  return 0;
}