Y,M,D=map(int,input().split())
if 1990<=Y<=2018:
    print("Yes")
elif Y==1989:
    if M>=2:
        print("Yes")
    elif M==1 and D>=8:
        print("Yes")
    else:
        print("No")
elif Y==2019:
    if M<=3:
        print("Yes")
    elif M==4 and D<=30:
        print("Yes")
    else:
        print("No")
else:
    print("No")