use std::io;
fn main() {
    let mut line = String::new();
    io::stdin().read_line(&mut line);

    let mut iter = line.split_whitespace();
    let a = iter.next().unwrap().parse::<i32>().unwrap();
    let b = iter.next().unwrap().parse::<i32>().unwrap();
    if b % a == 0 {
        println!("{}", b / a);
    } else {
        println!("NO");
    }
}