fn main() {
    let mut t = String::new();
    std::io::stdin().read_line(&mut t).ok();
    let t: usize = t.trim().parse().unwrap();
    for _ in 0..t {
        let mut n = String::new();
        std::io::stdin().read_line(&mut n).ok();
        let n: usize = n.trim().parse().unwrap();
        println!("{}", n * 2);
    }
}