寻找数组的中心下标

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	踏实的溪流8123	1604ms	58.6 MiB	Java	899 Bytes	2026-10-29 16:45:12
AC	踏实的熊猫9599	1610ms	60.5 MiB	Java	580 Bytes	2026-10-28 10:42:31
AC	敏锐的星光1857	1613ms	58.9 MiB	Java	747 Bytes	2026-11-1 21:00:05
AC	好奇的白鹭3718	1715ms	59.4 MiB	Java	639 Bytes	2026-10-5 19:01:25
AC	敏锐的船长3674	1717ms	60 MiB	Java	584 Bytes	2026-9-28 21:43:29
AC	好奇的银杏8551	1729ms	61.4 MiB	Java	661 Bytes	2026-11-2 12:03:20
AC	幽默的灯塔5593	1776ms	58.4 MiB	Java	653 Bytes	2026-10-19 0:10:38
AC	正直的布偶	1778ms	59.3 MiB	Java	819 Bytes	2026-10-4 15:11:36
AC	pDjI3onGsq	1799ms	59.1 MiB	Java	619 Bytes	2026-10-6 0:25:01
AC	HUR9JHHNAD	1843ms	59.3 MiB	Java	805 Bytes	2026-10-8 9:50:55
AC	ISJ9rW6mZq	1845ms	59.5 MiB	Java	799 Bytes	2026-9-30 11:09:27
AC	Tf2GOenUH7	1850ms	59.3 MiB	Java	810 Bytes	2026-9-21 10:07:57
AC	jiogLUeBhv	1884ms	59.7 MiB	Java	794 Bytes	2026-9-17 23:17:26
AC	coBiTPddyU	1891ms	63.9 MiB	Java	1.1 KiB	2026-10-21 14:44:03
AC	Ls9J1DLGs1	1904ms	57.5 MiB	Java	766 Bytes	2026-9-21 17:46:34
AC	勤劳的桃子4895	1910ms	59.8 MiB	Java	692 Bytes	2026-10-8 11:49:44
AC	幽默的布偶6401	1918ms	60.4 MiB	Java	1 KiB	2026-10-12 19:42:45
AC	快乐的布偶	1935ms	60.3 MiB	Java	659 Bytes	2026-9-21 16:12:50
AC	乐观的小猫7472	1942ms	62.7 MiB	Java	782 Bytes	2026-10-28 14:25:25
AC	wmx27	2056ms	62.9 MiB	Java	594 Bytes	2026-10-11 18:49:54
AC	有趣的徐徐5068	2172ms	63.4 MiB	Java	666 Bytes	2026-10-12 16:10:59
AC	gWz9iFHBxe	2260ms	68.3 MiB	Java	576 Bytes	2026-10-13 21:53:19
AC	3WWL6MQaqM	2348ms	59.1 MiB	Java	747 Bytes	2026-10-8 16:35:59
AC	好学的诗人9974	2453ms	12.3 MiB	Python 3	479 Bytes	2026-11-1 16:21:10
AC	CodeFun6f8fbde865	2463ms	12.4 MiB	Python 3	774 Bytes	2026-10-19 11:43:14
AC	潇洒的星星	2467ms	12.5 MiB	Python 3	617 Bytes	2026-9-25 14:20:47
AC	善良的鸽子7130	2609ms	12.2 MiB	Python 3	425 Bytes	2026-10-11 17:58:32