import datetime
date = datetime.datetime(year=int(input('y = ')), month=int(input('m = ')), day=int(input('d = ')))
lst = map(int, str(date + datetime.timedelta(days=1))[:10].split('-'))
print(*lst, sep=' / ')
import datetime
date = datetime.datetime(year=int(input('y = ')), month=int(input('m = ')), day=int(input('d = ')))
lst = map(int, str(date + datetime.timedelta(days=1))[:10].split('-'))
print(*lst, sep=' / ')