pub trait Functions<T: Copy + Default + Debug + AddAssign + Add<Output = T> + Div<Output = T> + DivAssign + Mul<Output = T> + MulAssign + Neg<Output = T> + Rem<Output = T> + RemAssign + Sub<Output = T> + SubAssign + PartialOrd + NumCast> {
type Statistics;
// Required method
fn damage(&self);
}