空心矩阵

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	heliangyu	3ms	9 MiB	C++98	476 Bytes	2025-1-21 10:46:20
AC	liuhaoqi	3ms	9 MiB	C++98	369 Bytes	2025-1-21 10:43:09
AC	xyls	3ms	9 MiB	C++98	322 Bytes	2025-1-19 22:32:16
AC	luyanyi	4ms	9.1 MiB	C++98	262 Bytes	2025-11-1 14:28:30
AC	lichengjuan	4ms	9.1 MiB	C++98	232 Bytes	2025-11-1 14:28:34
AC	baoyufu	4ms	9.1 MiB	C++98	397 Bytes	2025-10-31 18:28:47
AC	huangshengfeng	4ms	9.1 MiB	C++98	271 Bytes	2025-10-31 18:31:48
AC	luyixin	4ms	9.1 MiB	C++98	234 Bytes	2025-10-25 10:12:48
AC	jiangxingxing	4ms	9.1 MiB	C++98	243 Bytes	2025-10-25 10:16:14
AC	yuantushun	4ms	9.1 MiB	C++98	240 Bytes	2025-11-1 14:28:19