@0⦊fn main() -> Result<(),u8> {
    let mut countdown = 10⦉@0;
    while @1,2⦊countdown > 0⦉@1,2 {
        if @3,5⦊countdown == 1⦉@3,5 @6,8,9,10,11⦊{
            let result = might_overflow(10);
            println!("Result: {}", result);
        }⦉@6,8,9,10,11 else if @7⦊countdown < 5⦉@7 @12,14,15,16,17⦊{
            let result = might_overflow(1);
            println!("Result: {}", result);
        }⦉@12,14,15,16,17@13⦊‸⦉@13
        @19,20⦊countdown -= 1⦉@19,20;
    }
    @4⦊Ok(())
}⦉@4