// #[derive(Debug)]
// pub struct Rectangle {
//     length: u32,
//     width: u32,
// }

// impl Rectangle {
//     pub fn can_hold(&self, other: &Rectangle) -> bool {
//         self.length > other.length && self.width > other.width
//     }
// }

// #[cfg(test)]
// mod tests {
//     use super::*;

//     #[test]
//     fn larger_can_hold_smaller() {
//         let larger = Rectangle { length: 8, width: 7 };
//         let smaller = Rectangle { length: 5, width: 1 };

//         assert!(larger.can_hold(&smaller));
//     }
// }

pub fn add_two(a: i32) -> i32 {
    a + 2
}
