练18.3 组别判断

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	庞少卿	50ms	512 KiB	C++98	121 Bytes	2025-10-16 14:21:59
AC	冼子童	51ms	760 KiB	C++98	138 Bytes	2025-12-17 18:52:36
AC	劳钰峰	52ms	764 KiB	C++98	146 Bytes	2025-10-15 21:07:43
AC	KS_QiChai	54ms	504 KiB	C++98	157 Bytes	2025-11-26 21:52:47
AC	朱子轩	55ms	768 KiB	C++14(O2)	138 Bytes	2025-9-13 18:26:01
AC	张若煊	57ms	764 KiB	C++98	149 Bytes	2025-9-22 10:10:06
AC	朱梓霖	60ms	768 KiB	C++98	141 Bytes	2025-9-25 17:56:03