[code]
foreign fn putchar(c: i32) -> i32;

struct Point {
    x: i32,
    y: i32
}

fn print_num(n: i32) {
    // Simple hack to print a 2-digit number for testing
    putchar(48 + (n / 10));
    putchar(48 + (n % 10));
    putchar(10); // newline
}

fn main() -> i32 {
    let p = Point { x: 40, y: 2 };
    
    // 40 + 2 = 42
    print_num(p.x + p.y);
    
    return 0;
}

[expected_return_code]
0

[expected_output]
42