use proconio::input;

fn main () {
    input! {
        _: u64,
        k: u64,
    }
    let k = k-1;
    let a = "yuusaanuusaa".to_string();
    let q = (k % 12) as usize;
    println!("{}", *a.as_bytes().get(q).unwrap() as char);
}