题解 | 四季
四季
https://www.nowcoder.com/practice/eaf21203b61b4a689987fdc165d00dfc
num=input()
season=int(num[-2]+num[-1])
if season<3 or season==12:
print('winter')
elif season>=3 and season<=5:
print('spring')
elif season>=6 and season<=8:
print('summer')
elif season>=9 and season<=11:
print('autumn')
