a = input()
if a == '12' or '1' or '2':
print('Зима')
elif a == '3' or '4' or '5':
print('Весга')
elif a == '6' or '7' or '8':
print('Лето')
elif a == '9' or '10' or '11':
print('Осень')
else:
print('ыыы')