def main():
    Y, M, D = map(int, input().split())
    if Y == 1989:
        if M == 1:
            if D < 8:
                print("No")
                return
        print("Yes")
        return

    if Y == 2019:
        if M <= 4:
            print("Yes")
        else:
            print("No")
        return

    if 1990 <= Y <= 2018:
        print("Yes")
    else:
        print("No")


if __name__ == "__main__":
    main()