public/subjects/organize_garage/main.rs

use organize_garage::*;

fn main() {
    let mut garage = Garage {
        left: Some(5),
        right: Some(2),
    };

    println!("{:?}", garage);
    garage.move_to_right();
    println!("{:?}", garage);
    garage.move_to_left();
    println!("{:?}", garage);
}