def accum_dp(xs: list, f, op, e, init: dict):
    dp = init.copy()
    for x in xs:
        pp = {}
        dp, pp = pp, dp
        for fm_key, fm_val in pp.items():
            for to_key, to_val in f(fm_key, fm_val, x):
                dp[to_key] = op(dp.get(to_key, e), to_val)

    return dp


def f(k, v, x):
    # k : 作った数
    if k == N:
        yield k, v

    if k == x:
        if k+3 <= N and v+1 <= K:
            yield k+3, v+1
        if k*2 <= N and v+1 <= K:
            yield k*2, v+1
    elif k > x:
        yield k, v


INF = 1 << 62
N, K = map(int, input().split())

init = {1: 0}
dp = accum_dp(range(1, N+1), f, min, INF, init)
ans = dp.get(N, INF)
if ans <= K:
    print('YES')
else:
    print('NO')