fn main() -> Result<(),u8> { let @0,1,2,3⦊mut firecracker = Firework { strength: 1 }; firecracker.set_strength(2); let mut tnt = Firework { strength: 100.1 }; tnt.set_strength(200.1); tnt.set_strength(300.3)⦉@0,1,2,3; if @0,1,2,3⦊true⦉@0,1,2,3 { @4,6,7,8,12,13⦊println!("Exiting with error..."); return Err(1)⦉@4,6,7,8,12,13; } let _ = @5,9,10,11⦊Firework { strength: 1000 }; Ok(())⦉@5,9,10,11 }@14⦊‸⦉@14