import sys
input = sys.stdin.readline
mod = 998244353

H, M = map(int, input().split())
if H < 7:
    print("Yes")
elif H == 7:
    if M < 30:
        print("Yes")
    else:
        print("Late")
elif H == 8:
    if M < 30:
        print("Late")
    else:
        print("No")
else:
    print("No")