/**
 * cube.c
 *
 * Andi Peng <andi.peng@yale.edu>
 * Section, Week 2
 * 
 * Cubes an integer via a function named cube
 */
 
 #include <stdio.h>
 #include <cs50.h>
 
 int cube(int input);
 
 int main(void)
 {
     int x = 2;
     printf("x is %i\n", x);
     x = cube(x);
     printf("x is %i\n", x);
 }