fn main() {
    let mut a = String::new();
    std::io::stdin().read_line(&mut a).ok();
    let a: isize = a.trim().parse().unwrap();
    let mut b = String::new();
    std::io::stdin().read_line(&mut b).ok();
    let b: isize = b.trim().parse().unwrap();

    if a == 1 {
        println!("{}", b);
    } else {
        println!("{}", -b / (a-1));
    }
}