Problem A
Bracket Pairing — Problem Statistics

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Submissions	918
Accepted submissions	279
Submission ratio	30.39%
Authors	235
Full solves [?]	179
Full solve Ratio	76.17%

#	User	Runtime	Language	Date
1	Lawry Sorenson	0.13 s	C	2023-08-29 18:49:24

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2025-02-13 14:34:11
2	Brent Yorgey	0.01 s	Haskell	2022-03-01 00:44:14
3	Zach Tschetter	6.60 s	Haskell	2022-03-06 21:19:30

#	User	Runtime	Language	Date
1	Haohong Li	0.06 s	Java	2022-02-26 21:42:10
2	Patrick Zhang	0.06 s	Java	2022-02-27 01:51:19
3	Liam Keliher	0.06 s	Java	2022-04-03 01:08:21
4	Bjørn Dons	0.06 s	Java	2023-08-07 19:04:04
5	Peter Li	0.07 s	Java	2022-03-01 20:07:06
6	Suhas T. Nagar	0.09 s	Java	2022-11-06 20:04:00
7	Rene Sandagon	0.09 s	Java	2023-08-22 08:19:07
8	Mayuri Birari	0.09 s	Java	2024-02-11 02:56:21
9	Collin Jakubik	0.10 s	Java	2022-03-06 00:09:10
10	Michael Stephen Skalak	0.10 s	Java	2022-04-05 01:06:02

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.12 s	Kotlin	2022-02-26 20:54:43
2	Jacob Huebner	0.13 s	Kotlin	2022-02-28 02:02:34

#	User	Runtime	Language	Date
1	Ole Vik Lysne	0.04 s	Python 3	2024-11-03 21:39:00
2	Daniel Rasmussen	0.04 s	Python 3	2025-03-20 18:20:13
3	Prateek Bhakta	0.04 s	Python 3	2025-10-30 00:00:32
4	Iqtedar Uddin	0.04 s	Python 3	2025-11-07 19:17:25
5	Kelly Dance	0.05 s	Python 3	2022-08-23 19:06:11
6	Nikita Morozov	0.05 s	Python 3	2023-02-22 05:40:43
7	Magnus Hokland Hegdahl	0.05 s	Python 3	2023-04-10 15:16:17
8	Ahmed Siadomar	0.05 s	Python 3	2023-09-14 21:01:54
9	Andrew Brady	0.05 s	Python 3	2023-09-29 13:40:35
10	Yili Yu	0.05 s	Python 3	2023-09-30 17:32:01

#	User	Runtime	Language	Date
1	Arnav Sastry	0.00 s	Rust	2022-03-11 03:47:50

#	User	Length	Language	Date
1	Lawry Sorenson	1959	C	2023-08-29 18:52:49

#	User	Length	Language	Date
1	Kjetil Berg	626	C++	2024-06-13 21:12:35
2	Jeremy Lim	779	C++	2025-05-22 07:07:16
3	Hidden user	820	C++	2024-02-10 15:27:45
4	Buste Alin	919	C++	2025-01-23 21:35:49
5	Matei Alexandru	922	C++	2025-01-25 13:29:02
6	Trần Cảnh Nam	926	C++	2022-08-23 16:15:08
7	Cheng-Yuan Lee	956	C++	2023-01-21 10:48:12
8	Evan Wang	1026	C++	2022-02-26 19:45:43
9	ณัฐวุฒิ เจนศักดิ์ดา	1037	C++	2024-02-03 11:44:08
10	Hill Alex Shantih	1039	C++	2022-04-11 22:46:11

#	User	Length	Language	Date
1	Steinar Simonnes	1173	Haskell	2025-02-13 14:34:11
2	Zach Tschetter	1198	Haskell	2022-03-06 21:19:30
3	Brent Yorgey	9340	Haskell	2022-03-01 00:44:14

#	User	Length	Language	Date
1	Rene Sandagon	1361	Java	2023-08-22 08:19:07
2	Intothe Unknown	1362	Java	2023-08-22 04:56:36
3	Abdelrahman Mokbel	1387	Java	2022-11-06 06:17:24
4	Crystal Sharpe	1413	Java	2022-07-07 00:09:56
5	Mayuri Birari	1484	Java	2024-02-11 02:56:21
6	Michael O'Brien	1503	Java	2022-03-04 21:02:14
7	Collin Jakubik	1640	Java	2022-11-09 21:20:34
8	Doug Goodman	1861	Java	2022-03-02 17:52:33
9	Suhas T. Nagar	2294	Java	2022-11-06 20:04:00
10	Patrick Zhang	2324	Java	2022-02-27 01:51:19

#	User	Length	Language	Date
1	Jacob Huebner	1655	Kotlin	2022-02-28 01:42:14
2	Nicholas Johnson	1736	Kotlin	2022-02-26 20:54:43

#	User	Length	Language	Date
1	Ole Vik Lysne	329	Python 3	2024-11-03 22:06:30
2	Magnus Hokland Hegdahl	364	Python 3	2023-04-10 15:36:46
3	Kelly Dance	400	Python 3	2022-08-23 19:15:12
4	Dilhan Salgado	455	Python 3	2025-11-02 22:29:09
5	Prateek Bhakta	519	Python 3	2025-10-30 00:00:32
6	Jakob Rødal Skaar	532	Python 3	2024-04-02 11:35:14
7	Nicholas Russell Saerang	611	Python 3	2025-03-24 03:17:33
8	Arihant Jain	683	Python 3	2022-02-27 22:54:25
9	Iqtedar Uddin	688	Python 3	2025-11-07 19:17:25
10	Steve Tate	691	Python 3	2022-02-27 16:06:22

#	User	Length	Language	Date
1	Arnav Sastry	3539	Rust	2022-03-11 03:47:50

Solution running time distribution