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

inf=float("inf")
DP=[inf]*(N+1)
DP[1]=0

for a in range(2,N+1):
    if a>=3:
        DP[a]=min(DP[a],DP[a-3]+1)

    if a%2==0:
        DP[a]=min(DP[a],DP[a//2]+1)

print("YES" if DP[N]<=K else "NO")