year_date = [31,28,31,30,31,30,31,31,30,31,30,31] def mount_count(mouth): count = 0 for i in range(int(mouth) - 1): count += year_date[i] return count def findDate(data): date_list = data.split(' ') year = int(date_list[0]) month = int(date_list[1]) date = int(date_list[2]) if month == 1: return dat...