fn main() {
    let stdin = std::io::read_to_string(std::io::stdin()).unwrap();
    let mut stdin = stdin.split_ascii_whitespace();

    let n: usize = stdin.next().unwrap().parse().unwrap();
    let k: u32 = stdin.next().unwrap().parse().unwrap();

    println!("{}", output(solve(n, k)));
}

const fn prepare<const SIZE: usize>() -> [u8; SIZE] {
    let mut dp = [u8::MAX; SIZE];
    dp[1] = 0;
    dp[2] = 1;

    let mut i = 4;
    while i < dp.len() {
        if i & 1 == 0 && dp[i - 3] > dp[i >> 1] {
            dp[i] = dp[i >> 1].saturating_add(1);
        } else {
            dp[i] = dp[i - 3].saturating_add(1);
        }
        i += 1;
    }

    dp
}

fn solve(n: usize, k: u32) -> bool {
    const DP: [u8; 200_001] = prepare();
    DP[n] <= k.min(127) as u8
}

fn output(ans: bool) -> &'static str {
    match ans {
        true => "YES",
        false => "NO",
    }
}