use proconio::input;

fn main() {
    input! {
    t: usize,
    }
    for _ in 0..t {
        input! {
            d: usize,
            a: f64,
            x: [f64; d],
        };

        for (i, &v) in x.iter().enumerate() {
            print!("{}", (v / a).round());
            if i + 1 == x.len() {
                println!();
            } else {
                print!(" ");
            }
        }
    }
}