/* 
 * Chapter2
 * Assignemnt1c.c
 * By: John Stile
 * 
 */
#include <stdio.h> // include functions from stdio.h lib when compiling this code

int sqr(int xx)  // header for function sqr, takes int refers to it as xx in the block. returns an int to caller.
{
  return(xx * xx); // return the square of the value in xx
}

int main(void)  // header for main
{
  int yy=2;    //  declare and assign int variable yy value of 2

  yy=sqr(sqr(sqr(yy)));  // call the function sqr 3 times, 
                         // first pass the value of yy, 
			 // and then call sqr, passing the result, 
			 // and then call sqr, passing the result,
                         // and finally assign the final return value to yy
  
  printf("The value of yy is %d\n", yy);  // print the value stored in yy
  
  return 0;  // return an exit value 0 to the calling program.
}