from collections import *
from itertools import *
from functools import *
from heapq import *
import sys,math
input = sys.stdin.readline

H,M = map(int,input().split())
val = 24*60*60*H + 60*M + 30
X = 24*60*60*7 + 60*30 + 0
Y = 24*60*60*8 + 60*30 + 0
if val<X:
    print('Yes')
elif val <= Y:
    print('Late')
else:
    print('No')