fn main() {
    println!("Hello, world!");

 struct Test (i32, i32, i32);
 struct Color(i32, i32, i32);
struct Point(i32, i32, i32);

let black = Color(0, 0, 0);
let origin = Point(0, 0, 0);

 struct User{ email: String}

let mut user1 = User {
    email: String::from("someone@example.com"),
    // username: String::from("someusername123"),
    // active: false,
    // sign_in_count: 1,
};

let user2 = User {
    // email: String::from("xxxsomeone@example.com"),
    ..user1
};

user1.email = String::from("baa");

 println!("{}", user1.email);
 println!("{}", user1.email);
 println!("{}", user2.email);

let t1 = Test(1,2,3);
 println!("{}", t1.2);


#[derive(Debug)]
struct Rectangle {
    width: u32,
    height: u32,
}

    let rect1 = Rectangle { width: 30, height: 50 };

    println!("rect1 is {:#?}", rect1);


}