rust enrich (orium)

trait Abs<T>
{
    fn abs(&self) -> T;
}

impl Abs<int> for int
{
    fn abs(&self) -> int
    {
        if *self < 0 { -*self } else { *self }
    }
}

fn main()
{
    println!("{}",10.abs());
    println!("{}",(-10).abs());
}