fn main() {
    let mut l1 = String::new();
    let stdin = io::stdin();
    stdin.read_line(&mut l1).unwrap();
    let trimed = l1.trim_right();
    let n = trimed.parse::<usize>().unwrap();

    let mut v: std::vec::Vec<i32> = vec![
        1, 1, 1, 2, 1, 2, 1, 5, 2, 2, 1, 5, 1, 2, 1, 14, 1, 5, 1, 5, 2, 2, 1, 15, 2, 2, 5, 4, 1, 4,
        1, 51,
    ];

    println!("{}", v[n - 1]);
}
