fn false_(n int) !bool {
    println('False ${n}')
    return false
}

fn true_(n int) !bool {
    println('True ${n}')
    return true
}

fn true_2() !bool {
    println('True')
    return true
}

fn test() ! {
    if true_(2)! || !false_(2)! {
        println('ok')
    }

    if false {
    } else if (true_(3)! || !false_(3)!) && false_(3)! {
        println('ok2')
    }
}

fn main() {
    test() or { panic(err) }
}