import sys

input = sys.stdin.readline


def main():
    H, M = map(int, input().split())

    def f(h, m):
        return 60 * h + m

    T = f(H, M)

    ans = ""
    if T < f(7, 30):
        ans = "Yes"
    elif T < f(8, 30):
        ans = "Late"
    else:
        ans = "No"
    print(ans)


if __name__ == "__main__":
    main()