fn factorial(n: int) -> int {
	var result: int;

	if n == 0 {
		result = 1;
	} else {
		result = n * factorial(n - 1);
	}

	return result;
}

fn is_positive(n: int) -> bool {
	return n > 0;
}

fn main() -> int {
	var a: int = 5;
	printf("a = %d\n", a);

	var b: int = 3;
	printf("b = %d\n", b);

	var c: int = (a + b) * 2 - 1;
	c += factorial(5);

	printf("c = %d\n", c);

	while c > 0 {
		printf("c = %d\n", c);

		if c > 50 {
			printf("c is greater than 50\n");
		} else {
			printf("c is less than or equal to 50\n");
		}

		c -= 16;
	}

	printf("End result: %d\n", c);
	return 0;
}