fn main() {
    let mut nd = String::new();
    std::io::stdin().read_line(&mut nd).ok();
    let nd: Vec<usize> = nd.trim().split_whitespace().map(|s| s.parse().unwrap()).collect();
    let d = nd[1];
    let mut x = String::new();
    std::io::stdin().read_line(&mut x).ok();
    let mut v = String::new();
    std::io::stdin().read_line(&mut v).ok();

    let summary: usize = v.trim().split_whitespace().map(|s| s.parse::<usize>().unwrap()).sum();
    println!("{}", d / summary + if d % summary > 0 { 1 } else { 0 });
}