fn main() {
    let vector = vec![1.01_f64, 1.02, 1.03, 1.01, 1.05];

    let difference: Vec<f64> = vector.windows(2).map(|slice| slice[0] - slice[1]).map(|x| (x * 100.0).round() / 100.0).collect();

    println!("{:?}", difference);
}