use std::fmt::{Debug, Display};
 
fn print_debug_and_display<T, U>(t: &T, u: &U)
where
    T: Debug + Display,
    U: Debug + Clone,
{
    println!("t - Debug: {:?}, Display: {}", t, t);
    println!("u - Debug: {:?}, Clone: {:?}", u, u.clone());
}
 
fn largest<T: PartialOrd>(list: &[T]) -> &T {
    let mut largest = &list[0];
    for item in list {
        if item > largest {
            largest = item;
        }
    }
    largest
}
 
#[derive(Debug)]
struct Point<T, U> {
    x: T,
    y: U,
}
 
impl<T: Debug, U: Debug> Debug for Point<T, U> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "Point {{ x: {:?}, y: {:?} }}", self.x, self.y)
    }
}