y, m, d=list(map(int,input().split()))

if m < 10:
    m = "0" + str(m)
if d < 10:
    d = "0" + str(d)

ymd = int(str(y)+str(m)+str(d))
ans = "No"

if ymd >= 19890108 and ymd <= 20190430:
    ans = "Yes"
print(ans)