// ex_ch9_1.c
#include <stdio.h>

double min(double n, double m);

int main(void)
{
	printf("The minimum of %.2f and %.2f is %.2f\n", 
	       7.0, 5.0, min(7.0, 5.0));
	return 0;
}

double min(double n, double m)
{
	return ((n < m) ? n : m);
}