/* June 18, 1998 */
/* program to create a table showing the various lumber measurements */

/* function prototype */
void display_header();

main ()
{
	/* declarations */
	double base;
	double height;
	double area;
	double inertia;
	double modulus;
	int i;
	int j;

        /* display header */
	display_header();

        for (i = 2; i <= 10; i = i + 2)
        {
                for (j = 2; j <= 12; j = j + 2)
                        printf("%2d X %2d %8.2d %14.2d %10.2d\n", i,j, 
(i*j), ((i*j*j*j)/12), ((i*j*j)/6));
                printf("");
        }	

}

void
display_header()
{
	printf("Lumber   Cross-sectional  Moment of   Section\n");
	printf("Size         Area         Inertia     Modulus\n\n");
}

    Source: geocities.com/fire_168