N,K = map(int,input().split())

from collections import defaultdict,deque


INF = 10**6
dp=[INF]*(N+1)

dp[1] = 0
for i in range(1,N+1):
    if i >= 3:
        dp[i] = min(dp[i],dp[i-3]+1)
    
    if i%2 == 0:
        dp[i] = min(dp[i],dp[i//2] + 1)
#print(dp)
if dp[N] <= K:
    print('YES')
else:
    print('NO')