文档特征提取(100分)

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	3hhhboy	710ms	41.3 MiB	Java	730 Bytes	2026-5-29 16:08:10
AC	karry	715ms	41.9 MiB	Java	808 Bytes	2026-6-17 21:06:38
AC	peixz	717ms	41.8 MiB	Java	3 KiB	2026-4-29 12:13:10
AC	g43W7LHM6F	720ms	42.1 MiB	Java	2.4 KiB	2026-5-23 8:13:16
AC	rgfTuHgWZR	723ms	41.5 MiB	Java	818 Bytes	2026-5-30 17:28:37
AC	P64ySy4Tv2	725ms	41.5 MiB	Java	704 Bytes	2026-7-3 11:09:01
AC	eZHh3y4eE8	729ms	43.3 MiB	Java	765 Bytes	2026-7-16 11:10:46
AC	sgJIUkMHd3	736ms	41.7 MiB	Java	712 Bytes	2026-5-27 23:51:09
AC	bSekmGD2D8	772ms	42 MiB	Java	693 Bytes	2026-5-12 23:19:21
AC	GZbvr4v3fa	790ms	42.3 MiB	Java	832 Bytes	2026-5-13 16:31:14
AC	xiaxo401	836ms	42.6 MiB	Java	1.4 KiB	2026-5-22 20:59:45
AC	3zWfCPi6iQ	843ms	43.4 MiB	Java	870 Bytes	2026-6-10 9:45:05
AC	helloworld123	1047ms	44.3 MiB	Java	1.4 KiB	2026-7-7 16:04:38
AC	VYn5b1lET4	1145ms	44.5 MiB	Java	1.3 KiB	2026-7-21 10:35:53
AC	f0dnL4L7tL	2152ms	66.1 MiB	Java	1.1 KiB	2026-8-10 22:54:51