#include <stdio.h>
int sum_and_diff (int a, int b, int *res)
{
	int sum;
	sum = a + b;
	*res = a – b;
	return sum;
}
void main (void)
{
	int b = 2;
	int diff;
	printf ("The sum of 5 and %d is %d\n", b,
	sum_and_diff (5, b, &diff));
	printf ("The difference of 5 and %d is %d\n", b, diff);
}