fn largest<T: PartialOrd + Copy>(list: &[T]) -> T {
    let mut largest = list[0];

    for &item in list.iter() {
        if item > largest {
            largest = item;
        }
    }

    largest
}
fn main() {
    let mut number_list = vec![1];
    number_list.pop();

    let result = largest(&number_list);
    println!("The largest number is {}", result);


    let char_list = vec!['y', 'm', 'a', 'q'];

    let result = largest(&char_list);
    println!("The largest char is {}", result);

}