题解 | #牛牛的计划#

y, ***p(int, input().split())
y1, m1, d1 = map(int, input().split())
if y1 >= y:
    print("yes")
elif y1 >= y and m1 >= m:
    print("yes")
elif y1 >= y and m1 >= m and d1 >= d:
    print("yes")
else:
    print("no")