linear-distance.rs

#[rustfmt::skip]
fn linear_distance(
    [x0, y0]: &[f64; 2],
    [x1, y1]: &[f64; 2],
) -> f64
{
    let y_component = (y1 - y0).powi(2);
    let x_component = (x1 - x0).powi(2);
    (y_component + x_component).sqrt()
}