@0,1⦊fn main() -> Result<(),()> {
    let mut
        countdown = 10⦉@0,1
    ;
    for
        @6,8,9⦊_⦉@6,8,9
    in
        @2,3,4⦊0..10⦉@2,3,4
    {
        @6,8,9⦊countdown
            -= 1
        ;
        if
            countdown < 5⦉@6,8,9
        {
            @10,12,13⦊call(/*return_error=*/ true)⦉@10,12,13@15,17,18,19⦊?⦉@15,17,18,19;
            @14,20,21⦊call(/*return_error=*/ false)⦉@14,20,21@23,25,26,27⦊?⦉@23,25,26,27;
        }
        else
        {
            @11,28,29⦊call(/*return_error=*/ false)⦉@11,28,29@31,33,34,35⦊?⦉@31,33,34,35;
        }
    }
    @5⦊Ok(())⦉@5
}@38⦊‸⦉@38