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")