最长有效括号

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	UsjzfiIxoe	3355ms	46.5 MiB	Java	967 Bytes	2026-3-8 22:00:00
AC	九霄	3374ms	45.4 MiB	Java	717 Bytes	2026-4-1 14:07:05
AC	G5tRqxcyr4	3380ms	45.7 MiB	Java	946 Bytes	2026-4-4 0:26:53
AC	XHgOjDZsbz	3386ms	47 MiB	Java	1.1 KiB	2026-3-15 23:21:19
AC	Z4eEK2xvDy	3395ms	45.5 MiB	Java	937 Bytes	2026-3-29 13:37:25
AC	u0VEPhIe4j	3404ms	46.6 MiB	Java	757 Bytes	2026-3-31 15:10:18
AC	CodeFun6698112851	3418ms	45.5 MiB	Java	1 KiB	2026-3-5 4:10:13
AC	CodeFun8efd5423b7	3447ms	46.1 MiB	Java	618 Bytes	2025-10-2 11:42:28
AC	我能打破逆境	3447ms	46 MiB	Java	928 Bytes	2026-3-28 22:02:44
AC	EEPtjXZCRh	3455ms	45.6 MiB	Java	1.4 KiB	2026-3-12 13:15:51
AC	土木木	3461ms	46.8 MiB	Java	648 Bytes	2026-3-19 23:28:26
AC	励志成为高手	3470ms	45.6 MiB	Java	972 Bytes	2026-3-13 20:03:21
AC	jiogLUeBhv	3473ms	45.5 MiB	Java	1.1 KiB	2026-3-17 14:53:37
AC	CodeFunca6fd1e10d	3479ms	46.3 MiB	Java	1005 Bytes	2026-3-17 9:01:17
AC	shazhubadao	3492ms	47.5 MiB	Java	708 Bytes	2026-3-8 18:34:43
AC	苦艾酒	3496ms	45 MiB	Java	821 Bytes	2025-11-1 10:31:02
AC	CodeFun3f29a5a590	3531ms	45.7 MiB	Java	1.3 KiB	2025-10-11 20:51:58
AC	CjIbiEmwwa	3531ms	45.7 MiB	Java	949 Bytes	2026-3-31 13:52:53
AC	打的好啊inb哥	3623ms	46.2 MiB	Java	785 Bytes	2025-10-7 15:43:42
AC	CodeFun9e1e3a19a6	3684ms	46.3 MiB	Java	788 Bytes	2026-4-2 11:16:16
AC	qV2wuX9vsM	3690ms	46.4 MiB	Java	1016 Bytes	2026-3-19 22:34:52
AC	JChkXC36IQ	3861ms	45.4 MiB	Java	884 Bytes	2026-3-23 19:11:58
AC	McIJ0hU809	4023ms	46.3 MiB	Java	650 Bytes	2026-3-7 10:05:28
AC	CodeFun9da36e32e6	5386ms	43.3 MiB	Java	896 Bytes	2025-3-22 16:34:28