#include <stdio.h>

int main(void)
{
  int n;

/* This is an example of a loop that can read user input as long as user 
  provides input and until the user enters a value that signals termination. */
  
  printf("This program prints cubes until user stops it\n");
  
/* initialization expression is missing, there is no termination condition, and
   there is no operation to be performed at the end of each loop iteration. */
  
  for( ; ; ) {
  	printf("Enter a number (enter 0 to stop): ");
  
  	scanf("%d", &n);
  
  	if (n==0) break;  
  	/* break statement transfers control out of innermost enclosing
  		while, do, for, or switch statement. Therefore, when these
  		statements are nested, the break statement can escape 
  		only one level of nesting. */
  
  	printf("The entered number %d cubed is %d\n", n, n * n * n);
  }

  return 0;
}