fn main() {
    let mut s = String::new();
    std::io::stdin().read_line(&mut s).ok();
    let s = s.trim();

    let ones = s.chars().filter(|&c| c == '1').count();
    if (s.len() > 1 && s.ends_with(&("0".repeat(s.len()-ones)))) || (s.len() == ones && s.len() > 1) || ones == 2 {
        println!("Yes");
    } else {
        println!("No");
    }
}