#include <stdio.h>

int *greatest(int a, int b, int c);

int main()
{
	int *p;

	p = greatest(5, 25, 16);
	printf("The greatest value is %d\n",*p);
	return(0);
}

int *greatest(int a, int b, int c)
{
	int *g;

	if(a > b && a > c) g = &a;
	else if(b > a && b > c) g = &b;
	else g = &c;
	return(g);
}