Problem A
B Road Band — Problem Statistics

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Submissions	551
Accepted submissions	162
Submission ratio	29.40%
Authors	170
Full solves [?]	132
Full solve Ratio	77.65%

#	User	Runtime	Language	Date
1	Alexander Skidanov	0.01 s	C++	2024-12-02 18:02:11
2	Chris Trevisan	0.02 s	C++	2023-10-29 16:27:36
3	Aditya Bandekar	0.02 s	C++	2023-10-29 17:34:06
4	Ivan	0.02 s	C++	2026-03-06 23:43:14
5	Hidden user	0.05 s	C++	2024-05-16 14:24:58
6	Russell Emerine	0.07 s	C++	2023-10-29 16:57:30
7	Aditya Sundaram	0.07 s	C++	2024-04-11 15:18:28
8	Gengchen Tuo	0.13 s	C++	2023-10-29 18:42:41
9	Jeroen Op de Beek	0.16 s	C++	2023-10-29 16:40:01
10	Freeman Cheng	0.16 s	C++	2023-10-29 17:20:37

#	User	Runtime	Language	Date
1	Finn Lidbetter	1.85 s	Kotlin	2023-11-01 01:30:08

#	User	Runtime	Language	Date
1	Hidden user	0.16 s	Python 3	2026-02-13 11:37:45
2	Ekaterina Bondarenko	0.19 s	Python 3	2024-11-10 00:51:56
3	George Zhang	0.26 s	Python 3	2024-09-23 05:21:04
4	George Zhang	0.30 s	Python 3	2026-03-04 05:02:18
5	Christopher Eliot Hall	1.85 s	Python 3	2025-03-15 00:20:32
6	David Qiao	1.88 s	Python 3	2024-03-03 23:24:11
7	Doug Goodman	2.30 s	Python 3	2023-11-11 20:29:21
8	Shang-En Huang	2.49 s	Python 3	2023-11-09 00:42:02
9	John Zheng	2.68 s	Python 3	2024-11-07 01:58:50
10	Andreas Björklund	3.02 s	Python 3	2023-11-20 18:16:41

#	User	Runtime	Language	Date
1	Ole Vik Lysne	2.02 s	Rust	2025-05-31 16:00:28

#	User	Length	Language	Date
1	Ryan Zhu	746	C++	2023-10-29 17:00:26
2	Kevin Sun	847	C++	2023-10-29 15:47:19
3	Linhan Yu	906	C++	2023-10-29 16:00:44
4	Shlok Mundhra	949	C++	2024-11-12 01:39:52
5	Ziyu Wang	970	C++	2023-12-27 20:17:56
6	Richard Wang	971	C++	2023-11-04 02:47:51
7	Kana Arima	980	C++	2024-05-14 06:40:44
8	Jimmy Dinh	982	C++	2023-10-30 01:22:44
9	Alex Waese-Perlman	989	C++	2023-10-29 16:51:17
10	Zitian Tang	997	C++	2023-10-29 17:12:42

#	User	Length	Language	Date
1	Finn Lidbetter	3243	Kotlin	2023-11-01 01:30:08

#	User	Length	Language	Date
1	Andreas Björklund	490	Python 3	2023-11-20 18:16:41
2	David Qiao	550	Python 3	2024-03-03 23:24:11
3	Doug Goodman	685	Python 3	2023-11-11 20:29:21
4	George Zhang	809	Python 3	2023-10-30 04:33:47
5	Shang-En Huang	943	Python 3	2023-11-09 00:42:02
6	John Zheng	960	Python 3	2024-11-07 01:58:50
7	Jason Adhinarta	1056	Python 3	2023-11-09 00:15:38
8	David Xu	1262	Python 3	2023-11-09 20:16:12
9	Ekaterina Bondarenko	1497	Python 3	2024-11-10 00:51:56
10	George Zhang	1850	Python 3	2024-09-23 05:21:04

#	User	Length	Language	Date
1	Ole Vik Lysne	4289	Rust	2025-05-31 15:59:17

Solution running time distribution