trait A {
    fn print(&self) {}
}

impl A for i32 {
    fn print(&self) {
        println!("a {}", self)
    }
}

trait B {
    fn print(&self) {}
}

impl B for i32 {
    fn print(&self) {
        println!("b {}", self)
    }
}

fn main() {
    let gay = 3;
    gay.print();
}