months = 13
while months:
	print('Enter the numonthsber of months (To exit, enter "0"): ')
	months = int(input())
	if (months == 12 or months == 1 or months == 2):
		print('Winter')
	elif (months == 3 or months == 4 or months == 5):
		print('Spring')
	elif (months == 6 or months == 7 or months == 8):
		print('Summer')
	elif (months == 9 or months == 10 or months == 11):
		print('Autumn')
	else:
		print('To exit, enter "0"')
		

m = {[1,2,3] : "a", 2 : "b"}

season_name = ['Winter', 'Spring', 'Summer', 'Autumn']
season_index = [0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 0]
season_name[season_index[num - 1]]

month = {12 : 'Winter', 1 : 'Winter', 2 : 'Winter',
	3 : 'Spring', 4 : 'Spring', 5 : 'Summer',
	6 : 'Summer', 7 : 'Summer', 8 : 'Summer',
	9 : 'Autumn', 10 : 'Autumn', 11 : 'Autumn'}
i = 13
while i:
	i = int(input())
	
	if ((i > 0) and (i < 13)):
		print(month[i])
	elif (i > 12):
		print('Такого месяца не существует. Для выхода из программы введите "0".')
	else:
		print('Программа завершена.')

m = 1 
print ["Зима", "Весна", "Лето", "Осень"][(m % 12) // 3]

seasons = {(12, 1, 2):'winter', (3,4,5):'spring', (6,7,8):'summer', (9,10,11):'autumn'}
i = 3
for keys in seasons:
   if i in keys:
       print seasons[keys]
       break