#!/usr/bin/env python3
import sys

def main():
    INF = 10 ** 6
    N, K = map(int, input().split())
    dp = [INF] * (N + 1)
    dp[1] = 0
    for i in range(N + 1):
        if dp[i] == INF:
            continue
        if i * 2 < N + 1:
            dp[i * 2] = min(dp[i * 2], dp[i] + 1)
        if i + 3 < N + 1:
            dp[i + 3] = min(dp[i + 3], dp[i] + 1)
    print("YES" if dp[N] <= K else "NO")
    return

if __name__ == '__main__':
    main()