/* June 09, 1998 */
/* Program to calculate the sides of a right triangle - postive values only */

#include 
main ()
{
	/* declaration */
	int m;
	int n;
	int side1;
	int side2;
	int hypotenuse;
	int temp;

	/* get user input */
	printf("Enter value of m > ");
	scanf("%d", &m);
	printf("Enter value of n > ");
	scanf("%d", &n);


	if (m > n)
	{
	/* calculation */
	side1 = m*m - n*n;
	side2 = 2 * m * n;
	hypotenuse = m * m + n * n;
	}
	else
	{
	/* switch m and n */
	temp = n;
	n = m;
	m  = temp;
	/* calculation */
	side1 = m*m - n*n;
	side2 = 2 * m * n;
        hypotenuse = m * m + n * n;
	}
	/* display results */
	printf("Side 1 is %d \nSide 2 is %d \nHypotenuse is %d \n", 
side1, side2, hypotenuse);

}

    Source: geocities.com/yosemite/rapids/9568

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