#include <stdio.h>


#define	NINE	9
#define SIDE	8+2
#define SIDE1	(8+2)
#define isbetween0and9(x)	((0 <= (x)) && ((x) <= 9))

int main(void)
{
	int x;

	printf("SIDE = %d, SIDE1 = %d\n", SIDE, SIDE1);

	printf("SIDE * SIDE = %d\n", SIDE * SIDE);
	printf("SIDE1 * SIDE1 = %d\n", SIDE1 * SIDE1);

	x = NINE;

	if (isbetween0and9(x))
		printf("%d is between 0 and 9\n", x);
	else
		printf("%d is not between 0 and 9\n", x);

	if (isbetween0and9(x++))
		printf("%d is between 0 and 9\n", x);
	else
		printf("%d is not between 0 and 9\n", x);
		
	return(0);
}