#include <iostream>
#include <cstdlib>
using namespace std;

#define MIN(a, b)   ((b) < (a) ? (b) : (a))
int f();
inline int g() {cout << "g returns 40\n"; return 40;}

int main()
{
	int i = 10;
	int j = 20;
	int m = MIN(++i, ++j);
	cout << "i == " << i << ", j == " << j << ", m == " << m << "\n";

	m = MIN(f(), g());
	cout << "The minimum return value was " << m << ".\n";
	return EXIT_SUCCESS;
}

int f()
{
	static int n = 10;
	n += 20;
	cout << "f returns " << n << "\n";
	return n;
}