#unittest {
	name: "Test class instantiation.";
	error: NONE;
	result: 783;
};

class foo {
	var a = 1;
	var b = 2;
	
	func f1() {
		return a+b;
	}
	
	func f2() {
		a = 50;
		b = 730;
	}
}

func main() {
	var f = foo();
	var n1 = f.f1();
	f.f2();
	var n2 = f.f1();
	return n1+n2;
}