题解 | #牛牛的计划#
牛牛的计划
https://www.nowcoder.com/practice/cf956ceef9f84f7393a0b7284fdbf95a
y,m,d = map(int,input().split())
y1,m1,d1 = map(int,input().split())
if y < y1:
print('yes')
elif y > y1:
print('no')
else:
if m < m1:
print('yes')
elif m > m1:
print('no')
else:
if m > m1:
print('no')
else:
print('yes')
#题解#
