练18.3 组别判断

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	stevexiong	22ms	552 KiB	C++98	172 Bytes	2025-11-2 15:22:43
AC	kylezhong	22ms	544 KiB	C++98	122 Bytes	2025-11-30 17:38:10
AC	haijingwen	24ms	524 KiB	C++20(O2)	145 Bytes	2025-11-27 16:56:27
AC	chengweisun	24ms	524 KiB	C++20(O2)	116 Bytes	2025-6-7 23:28:00
AC	alicexie	24ms	552 KiB	C++98	109 Bytes	2025-11-30 17:39:31
AC	askaguo	24ms	544 KiB	C++98	142 Bytes	2025-11-30 17:14:45
AC	hankli	24ms	548 KiB	C++20	139 Bytes	2025-9-20 17:30:22
AC	johnnyzhao	24ms	780 KiB	C++98	209 Bytes	2025-11-30 17:34:09
AC	raycao	25ms	552 KiB	C++20(O2)	143 Bytes	2025-9-16 19:53:44
AC	bowenzhang	26ms	552 KiB	C++20(O2)	127 Bytes	2025-11-27 11:49:19