#![allow(dead_code, deprecated, unused_variables, unused_mut)]
use std::fmt;
struct Position {
    longitude: f32,
    latitude: f32,
}
impl fmt::Debug for Position {
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
        f.debug_tuple("").field(&self.longitude).field(&self.latitude).finish()
    }
}
fn main() {
    let position = Position {
        longitude: 1.987,
        latitude: 2.983,
    };
    assert_eq!(format!("{position:?}"), "(1.987, 2.983)");
    assert_eq!(format!("{position:#?}"), "(
    1.987,
    2.983,
)");
}