有效的括号

Status	Submit By	Time	Memory	Language	Code	Submit At
AC	urGrSJlbo5	1721ms	50.2 MiB	Java	936 Bytes	2026-3-1 17:28:26
AC	Darryl	1723ms	50.9 MiB	Java	972 Bytes	2026-3-24 15:43:06
AC	gwc1HkTWTf	1724ms	50.4 MiB	Java	767 Bytes	2026-3-30 10:59:44
AC	JmZyXOaMnx	1725ms	47.3 MiB	Java	1.1 KiB	2026-4-23 8:30:43
AC	C2KFapmAL3	1728ms	49.4 MiB	Java	938 Bytes	2026-5-8 15:36:19
AC	uJJQwHOL5E	1728ms	49.5 MiB	Java	811 Bytes	2026-4-26 15:55:03
AC	Alan_jn	1731ms	50.2 MiB	Java	845 Bytes	2026-4-26 13:49:51
AC	yeWL1Zkihb	1732ms	49.6 MiB	Java	989 Bytes	2026-3-19 15:13:39
AC	后来	1732ms	49.6 MiB	Java	725 Bytes	2026-4-25 12:42:52
AC	DjbEEiLLBa	1733ms	50.1 MiB	Java	1 KiB	2026-3-13 19:19:19
AC	IAV930melE	1737ms	50.7 MiB	Java	875 Bytes	2026-5-6 10:27:14
AC	7cd8IDWXlL	1739ms	50.3 MiB	Java	928 Bytes	2026-3-25 22:01:11
AC	langhua	1740ms	49.4 MiB	Java	815 Bytes	2026-5-7 0:34:33
AC	CodeFunbcaa7b4c82	1740ms	50.8 MiB	Java	755 Bytes	2026-4-27 0:17:54
AC	vmHmdDRtc8	1741ms	75.9 MiB	PyPy3	579 Bytes	2026-4-12 0:05:52
AC	G5tRqxcyr4	1743ms	50 MiB	Java	823 Bytes	2026-5-1 12:01:29
AC	芙宁娜的狗	1744ms	50.6 MiB	Java	851 Bytes	2026-4-6 15:51:26
AC	土木木	1744ms	49.5 MiB	Java	1 KiB	2026-3-21 0:07:23
AC	Apg3tGjfYS	1747ms	49.4 MiB	Java	1.3 KiB	2026-4-11 20:51:23
AC	钞票好多张同学	1748ms	50.8 MiB	Java	1019 Bytes	2026-4-16 17:02:48
AC	CodeFun2b6a4dd62a	1754ms	51.1 MiB	Java	1 KiB	2025-10-29 17:33:00
AC	JYTwB5c9h0	1759ms	51.1 MiB	Java	935 Bytes	2026-5-15 20:01:41
AC	N3LXafdWx3	1761ms	49.8 MiB	Java	802 Bytes	2026-5-17 17:55:02
AC	AwI4LCXbjG	1764ms	49.8 MiB	Java	985 Bytes	2026-3-25 15:52:39
AC	iLe6k7H0sX	1769ms	50.5 MiB	Java	788 Bytes	2026-4-8 15:17:30
AC	InhBmUMUWQ	1770ms	50 MiB	Java	835 Bytes	2026-4-19 12:19:07
AC	CodeFun6698112851	1770ms	51.5 MiB	Java	841 Bytes	2026-3-2 23:45:49
AC	ohxkVXRdcZ	1775ms	50.4 MiB	Java	814 Bytes	2026-4-20 23:04:59
AC	TsMXRzhWrm	1782ms	49.1 MiB	Java	885 Bytes	2026-4-18 21:10:36
AC	yzMoUcz8yz	1785ms	48.1 MiB	Java	815 Bytes	2026-4-22 19:21:43
AC	u9ipFNtAz0	1794ms	11.9 MiB	Python 3	513 Bytes	2026-5-10 19:12:45
AC	9J5fDYPEnC	1796ms	49.2 MiB	Java	1.4 KiB	2026-4-24 11:56:13
AC	CodeFun1f605aa714	1796ms	49.6 MiB	Java	1.2 KiB	2026-3-22 23:15:18
AC	DoZsCiVcJ9	1799ms	48.6 MiB	Java	1.1 KiB	2026-4-24 15:51:49
AC	PUBq9PyRXT	1804ms	49.4 MiB	Java	821 Bytes	2026-4-24 18:41:22
AC	喜来眠	1810ms	48.8 MiB	Java	949 Bytes	2026-5-12 19:55:21
AC	Zypher	1822ms	49.9 MiB	Java	1 KiB	2026-4-28 0:33:14
AC	NRtauImAGM	1833ms	49.1 MiB	Java	1 KiB	2026-5-8 11:33:21
AC	m77561m	1838ms	49.2 MiB	Java	676 Bytes	2026-4-29 10:54:37
AC	Cage_Lin	1860ms	49.7 MiB	Java	1 KiB	2026-5-16 18:37:41
AC	63liddbaiq	1864ms	49.5 MiB	Java	1 KiB	2026-4-9 22:02:41
AC	CodeFun572e15aa1b	1871ms	51.5 MiB	Java	967 Bytes	2026-3-25 16:20:43
AC	ONnkHmgTee	1874ms	49.6 MiB	Java	967 Bytes	2026-4-17 21:43:00
AC	TPWibutJzj	1892ms	49.3 MiB	Java	871 Bytes	2026-4-21 19:07:52
AC	JChkXC36IQ	1892ms	50.8 MiB	Java	746 Bytes	2026-5-8 10:55:31
AC	oS2SaR5VdW	1900ms	48.7 MiB	Java	1.1 KiB	2026-4-20 20:21:55
AC	Birck	1939ms	50.6 MiB	Java	1012 Bytes	2026-4-28 21:18:40
AC	3WWL6MQaqM	1954ms	50.1 MiB	Java	854 Bytes	2026-4-23 17:16:24
AC	2ug5WpHMMY	1955ms	51 MiB	Java	980 Bytes	2026-4-27 10:45:49
AC	CodeFun29ed5ce1e3	1961ms	50 MiB	Java	1 KiB	2025-9-17 21:49:18
AC	ioCBecbU1o	1965ms	47.9 MiB	Java	822 Bytes	2026-5-9 0:33:27
AC	CodeFun623c984216	2013ms	48.2 MiB	Java	1.1 KiB	2026-5-1 23:21:13
AC	01wFSCQsL5	2016ms	47.6 MiB	Java	1016 Bytes	2026-5-14 15:56:42
AC	2gz2AzOe7K	2017ms	49 MiB	Java	880 Bytes	2026-4-14 15:18:07
AC	pFF941a8xB	2026ms	49.9 MiB	Java	1 KiB	2026-4-23 16:38:12
AC	hututu	2051ms	48.4 MiB	Java	1.1 KiB	2026-4-24 22:46:15
AC	363onMnqeV	2118ms	12 MiB	Python 3	534 Bytes	2026-5-11 18:21:45
AC	明天不下鱼	2146ms	46.7 MiB	Java	830 Bytes	2025-3-19 14:24:50