作业：买文具

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	wangyuxiang	5ms	9 MiB	C++98	116 Bytes	2024-10-5 10:56:58
AC	huangshengfeng	56ms	11.2 MiB	Python 3	40 Bytes	2024-12-14 16:03:37
AC	baoyufu	57ms	11.3 MiB	Python 3	48 Bytes	2024-8-10 15:01:10
AC	heliangyu	58ms	11.2 MiB	Python 3	40 Bytes	2024-7-30 9:43:06
AC	xyls	60ms	11.2 MiB	Python 3	40 Bytes	2024-7-30 9:42:55
AC	wanghaoxuan	69ms	11.3 MiB	Python 3	40 Bytes	2024-12-14 16:07:29