Problem B
Keywords — Problem Statistics

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Submissions	4561
Accepted submissions	1933
Submission ratio	42.38%
Authors	1718
Full solves [?]	1569
Full solve Ratio	91.33%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.03 s	Bash	2023-09-24 17:07:09
2	Thomas Feld	0.03 s	Bash	2023-09-26 10:32:50
3	Danny Robinson	0.04 s	Bash	2023-10-12 23:54:51

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.02 s	C	2020-04-17 07:45:15
2	Sami Al Chalati	0.02 s	C	2024-06-18 19:58:00
3	Mirel Cosulschi	0.02 s	C	2025-02-22 20:09:26
4	Jeviczki Jane	0.02 s	C	2025-11-25 01:05:45

#	User	Runtime	Language	Date
1	Umar Rasyid	0.07 s	C#	2025-03-31 03:02:37
2	Michael Fourie	0.08 s	C#	2024-09-18 22:35:31
3	Roberto Rodriguez Giorgetti	0.08 s	C#	2024-10-02 17:36:46
4	Ekaterina Tcareva	0.08 s	C#	2025-05-10 22:25:01
5	Yuwono Bangun Nagoro	0.09 s	C#	2020-09-12 19:58:24
6	Jon Vegard Jansen	0.09 s	C#	2021-03-22 14:49:00
7	Anton Prasolov	0.09 s	C#	2021-03-23 14:43:07
8	Martin E	0.09 s	C#	2021-03-23 23:00:36
9	Amin Ahwazi	0.09 s	C#	2021-06-16 09:07:59
10	Nikolai Valkamo	0.09 s	C#	2022-01-02 13:37:45

#	User	Runtime	Language	Date
1	Agis Daniels	0.01 s	C++	2021-12-11 14:13:26
2	Hidden user	0.01 s	C++	2022-07-31 07:42:48
3	Cole Smith	0.01 s	C++	2024-09-05 15:22:50
4	Allen Sarmiento	0.01 s	C++	2024-09-12 16:34:52
5	Ludo Pulles	0.02 s	C++	2020-03-28 16:02:47
6	Brandon Zhang	0.02 s	C++	2020-03-28 16:07:04
7	David Andres Lopez Gomez	0.02 s	C++	2020-03-28 16:07:37
8	David Berard	0.02 s	C++	2020-03-28 16:07:51
9	Wesley Leung	0.02 s	C++	2020-03-28 16:08:22
10	Urim Jung	0.02 s	C++	2020-03-28 16:09:19

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.11 s	F#	2023-01-02 16:24:50

#	User	Runtime	Language	Date
1	Joshua Silva	0.03 s	Go	2024-09-17 21:21:07
2	Rickard Bemm	0.07 s	Go	2022-08-30 19:51:58
3	Ainun Nazieb	0.09 s	Go	2020-09-25 01:51:47
4	Norbert Voelker	0.11 s	Go	2021-07-09 22:11:33
5	Diamond	0.24 s	Go	2023-01-28 01:25:40

#	User	Runtime	Language	Date
1	Brent Yorgey	0.07 s	Haskell	2020-04-16 19:45:42
2	Tim Put	0.08 s	Haskell	2020-10-16 21:14:50
3	Steinar Simonnes	0.09 s	Haskell	2024-02-13 12:51:09
4	Jan Hrček	0.43 s	Haskell	2024-12-06 14:30:06
5	Hidden user	0.49 s	Haskell	2021-06-03 10:18:09
6	vagabundus	0.51 s	Haskell	2024-05-03 18:51:42

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.10 s	Java	2022-04-17 12:04:23
2	Guangyi Zhou	0.10 s	Java	2025-03-22 03:15:46
3	Emil Bak-Møller	0.15 s	Java	2020-06-04 21:33:14
4	Samuel Klingström	0.15 s	Java	2020-08-04 18:47:08
5	Bjørn Dons	0.16 s	Java	2020-04-18 18:19:19
6	Dat Vo Nguyen Tien	0.18 s	Java	2021-10-24 16:36:14
7	Stela Palii	0.18 s	Java	2022-02-04 06:32:46
8	Liam Keliher	0.19 s	Java	2020-04-19 15:28:29
9	Rohan Agrawal	0.19 s	Java	2020-05-04 08:49:32
10	Ranjith M	0.19 s	Java	2025-01-07 01:08:10

#	User	Runtime	Language	Date
1	Hidden user	0.14 s	JavaScript (Node.js)	2024-10-15 23:33:20
2	Emil Clemedson	0.50 s	JavaScript (Node.js)	2021-09-22 06:46:35
3	Howard Tin Chi Chan	0.51 s	JavaScript (Node.js)	2021-02-06 07:35:03
4	Peter Kedemo	0.52 s	JavaScript (Node.js)	2022-01-04 11:16:15
5	Jira Angel	0.53 s	JavaScript (Node.js)	2021-04-13 15:25:39
6	Marc Fong	0.73 s	JavaScript (Node.js)	2021-05-10 13:26:57

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.09 s	JavaScript (SpiderMonkey)	2024-07-27 18:46:04
2	Martin E	0.10 s	JavaScript (SpiderMonkey)	2021-03-23 23:41:21
3	Bjørn Chr. Soltvedt	0.13 s	JavaScript (SpiderMonkey)	2020-04-17 04:38:44
4	Christian Pilegaard Cederquist	0.17 s	JavaScript (SpiderMonkey)	2023-02-11 00:31:52

#	User	Runtime	Language	Date
1	Timothy Gaede	0.63 s	Julia	2024-04-24 09:21:36

#	User	Runtime	Language	Date
1	Jahid Hasan Imon	0.26 s	Kotlin	2020-07-09 20:16:38
2	Nicholas Johnson	0.29 s	Kotlin	2020-03-28 16:05:46
3	Martijn Muijsers	0.36 s	Kotlin	2024-06-02 16:54:12
4	Adam Rankin	0.40 s	Kotlin	2023-05-03 18:53:36
5	Zaw Myat	0.43 s	Kotlin	2023-12-19 12:13:01
6	Jacob Huebner	0.44 s	Kotlin	2020-03-28 17:03:34
7	Sergey Jakobsen	0.51 s	Kotlin	2022-11-09 00:34:07
8	Ola Sundell	0.75 s	Kotlin	2021-05-23 19:22:00

#	User	Runtime	Language	Date
1	Matthew Lutze	0.05 s	OCaml	2020-05-25 23:56:53
2	Sebastian Banert	0.05 s	OCaml	2024-08-14 17:55:28

#	User	Runtime	Language	Date
1	Thomas Feld	0.05 s	Python 2	2020-04-27 07:50:27
2	Yanmarshus Bachtiar	0.05 s	Python 2	2020-08-20 06:17:50
3	Noble Mushtak	0.06 s	Python 2	2020-03-28 16:10:02
4	Johan Lyts	0.06 s	Python 2	2020-04-16 19:58:18
5	Daniel Wolff	0.07 s	Python 2	2020-03-28 16:09:39
6	Swetanjal Dutta	0.07 s	Python 2	2020-03-28 16:39:56
7	Gibransyah	0.07 s	Python 2	2020-10-15 03:03:52
8	Godmar Back	0.09 s	Python 2	2020-03-28 16:04:47
9	Andreas Björklund	0.19 s	Python 2	2020-04-19 10:06:23

#	User	Runtime	Language	Date
1	Ryan Tan	0.06 s	Python 3	2022-06-06 04:17:41
2	Ocram Esah	0.06 s	Python 3	2022-06-06 08:45:19
3	Peter Stauder	0.06 s	Python 3	2022-07-11 19:36:55
4	Emil Lynegaard	0.06 s	Python 3	2022-09-15 18:10:30
5	Pan Boyi	0.06 s	Python 3	2022-11-05 08:18:34
6	Nicholas Russell Saerang	0.06 s	Python 3	2023-07-10 12:56:20
7	Hidden user	0.06 s	Python 3	2023-08-13 13:45:55
8	Amr Mohammad Taha	0.06 s	Python 3	2024-10-15 23:39:23
9	Petr	0.06 s	Python 3	2024-10-25 20:59:19
10	Luis Enrique Cortijo Gonzales	0.06 s	Python 3	2024-11-05 00:34:06

#	User	Runtime	Language	Date
1	Thomas Feld	0.12 s	Ruby	2023-01-09 11:32:17
2	Donald Dong	0.14 s	Ruby	2021-03-01 04:17:37
3	John Caesar	0.15 s	Ruby	2023-10-09 17:05:20
4	Hidden user	0.49 s	Ruby	2020-08-17 02:15:53

#	User	Runtime	Language	Date
1	David Rasch	0.01 s	Rust	2021-10-21 11:53:13
2	Eric Lindesay	0.01 s	Rust	2023-12-10 15:48:28
3	Vincent Lagerros	0.01 s	Rust	2024-08-16 19:41:12
4	Niklas Sandén	0.02 s	Rust	2023-03-04 13:27:20
5	Isak Jägberg	0.02 s	Rust	2023-03-23 14:53:23
6	Niklas Everitt	0.02 s	Rust	2023-06-14 20:26:23
7	Erik Magnusson	0.02 s	Rust	2024-12-10 15:06:40
8	C3Speedrun2024	0.02 s	Rust	2024-12-10 15:09:30
9	Pankajkumar Patro	0.03 s	Rust	2024-10-22 12:11:05
10	Bas Dirks	0.05 s	Rust	2022-01-12 13:52:22

#	User	Runtime	Language	Date
1	Perry Weller (student)	1.16 s	Zig	2024-09-28 16:08:09

#	User	Length	Language	Date
1	Chenzhang Hu	27	Bash	2025-09-12 19:48:05
2	Danny Robinson	30	Bash	2023-10-12 23:54:51
3	Thomas Feld	35	Bash	2023-09-26 10:32:50

#	User	Length	Language	Date
1	Sami Al Chalati	673	C	2024-06-18 19:58:00
2	Mirel Cosulschi	997	C	2025-02-22 20:09:26
3	Jeviczki Jane	1069	C	2025-11-25 01:05:45
4	Bergur Snorrason	1873	C	2020-04-17 07:45:15

#	User	Length	Language	Date
1	traxex	287	C#	2024-05-27 12:24:47
2	Ekaterina Tcareva	393	C#	2025-05-10 22:31:41
3	Matthew Drain	400	C#	2021-06-22 08:51:48
4	Benjamin Iserman	402	C#	2022-04-20 23:14:10
5	Michael Fourie	415	C#	2024-09-18 22:38:06
6	Göran Andersson	449	C#	2022-05-24 22:05:58
7	Martin E	523	C#	2021-03-24 00:31:26
8	Eric Weiss	523	C#	2022-09-19 13:47:03
9	Anton Prasolov	580	C#	2021-03-23 14:43:07
10	Umar Rasyid	594	C#	2025-03-31 03:02:37

#	User	Length	Language	Date
1	Đậu Huy Minh	317	C++	2023-11-04 13:01:09
2	Hugo JACOB	322	C++	2020-03-28 16:37:05
3	Howard Cheng	328	C++	2020-03-29 04:39:31
4	Hani Dodin	331	C++	2020-03-28 16:50:18
5	Joshua Swidinsky	346	C++	2020-03-28 16:09:19
6	Hyunjun Lee	348	C++	2022-11-10 21:39:14
7	Hidden user	349	C++	2020-03-28 16:10:43
8	Krzysztof Ziobro	350	C++	2020-03-28 16:26:40
9	Frederick Pek	352	C++	2021-11-30 14:06:58
10	Bbshsh Si	357	C++	2022-06-09 09:05:39

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	412	F#	2023-01-02 16:24:50

#	User	Length	Language	Date
1	Rickard Bemm	328	Go	2022-08-30 19:51:58
2	Ainun Nazieb	409	Go	2020-09-25 01:51:47
3	Joshua Silva	487	Go	2024-09-17 21:21:07
4	Diamond	600	Go	2023-01-28 01:25:40
5	Norbert Voelker	788	Go	2021-07-09 22:11:33

#	User	Length	Language	Date
1	Jan Hrček	138	Haskell	2024-12-06 14:30:06
2	Tim Put	227	Haskell	2020-10-16 21:10:34
3	Brent Yorgey	317	Haskell	2020-04-16 19:41:37
4	Steinar Simonnes	571	Haskell	2024-02-13 12:51:09
5	vagabundus	1172	Haskell	2024-05-03 18:51:42
6	Hidden user	11435	Haskell	2021-06-03 10:18:09

#	User	Length	Language	Date
1	Lim Ting Kai	347	Java	2023-05-25 09:18:06
2	Alex Lind	362	Java	2020-03-28 16:11:23
3	Hidden user	383	Java	2025-08-16 04:30:57
4	Jacob Steinebronn	395	Java	2020-03-28 16:06:12
5	Paul Boddington	407	Java	2020-07-20 21:29:45
6	Arup Ratan Guha	411	Java	2020-03-28 16:07:35
7	Michael Scott	416	Java	2020-05-21 17:43:26
8	Hidden user	429	Java	2020-03-28 16:10:17
9	Adil Rasiyani	435	Java	2020-03-28 19:49:34
10	Mohamed CHADAD	435	Java	2020-04-22 17:54:43

#	User	Length	Language	Date
1	Peter Kedemo	338	JavaScript (Node.js)	2022-01-04 11:16:15
2	Howard Tin Chi Chan	344	JavaScript (Node.js)	2021-02-06 07:35:03
3	Jira Angel	488	JavaScript (Node.js)	2021-04-13 15:25:39
4	Marc Fong	521	JavaScript (Node.js)	2021-05-10 13:26:57
5	Hidden user	523	JavaScript (Node.js)	2024-10-15 23:33:20
6	Emil Clemedson	552	JavaScript (Node.js)	2021-09-22 06:46:35

#	User	Length	Language	Date
1	Jimmy Gustafsson	96	JavaScript (SpiderMonkey)	2024-07-27 18:46:04
2	Bjørn Chr. Soltvedt	193	JavaScript (SpiderMonkey)	2020-04-17 04:38:44
3	Christian Pilegaard Cederquist	202	JavaScript (SpiderMonkey)	2023-02-11 00:31:52
4	Martin E	233	JavaScript (SpiderMonkey)	2021-03-24 00:22:15

#	User	Length	Language	Date
1	Timothy Gaede	619	Julia	2024-04-24 09:21:36

#	User	Length	Language	Date
1	Adam Rankin	197	Kotlin	2023-05-03 18:53:36
2	Sergey Jakobsen	209	Kotlin	2022-11-09 00:34:07
3	Nicholas Johnson	265	Kotlin	2020-03-28 16:05:46
4	Jacob Huebner	351	Kotlin	2020-03-28 17:03:34
5	Ola Sundell	492	Kotlin	2021-05-23 19:22:00
6	Martijn Muijsers	498	Kotlin	2024-06-02 16:54:12
7	Zaw Myat	551	Kotlin	2023-12-19 12:15:43
8	Jahid Hasan Imon	1587	Kotlin	2020-07-09 20:16:38

#	User	Length	Language	Date
1	Sebastian Banert	366	OCaml	2024-08-14 17:55:28
2	Matthew Lutze	627	OCaml	2020-05-25 23:56:53

#	User	Length	Language	Date
1	Thomas Feld	142	Python 2	2020-04-27 07:50:27
2	Johan Lyts	176	Python 2	2020-04-16 19:58:18
3	Daniel Wolff	181	Python 2	2020-03-28 16:09:39
4	Andreas Björklund	186	Python 2	2020-04-19 10:06:23
5	Noble Mushtak	195	Python 2	2020-03-28 16:10:02
6	Yanmarshus Bachtiar	205	Python 2	2020-08-20 06:17:50
7	Godmar Back	217	Python 2	2020-03-28 16:04:47
8	Swetanjal Dutta	280	Python 2	2020-03-28 16:39:56
9	Gibransyah	367	Python 2	2020-10-15 03:03:52

#	User	Length	Language	Date
1	Clement Oh	58	Python 3	2023-06-17 06:14:57
2	Lee Yi Heng	63	Python 3	2024-03-23 08:02:54
3	Shashank Bhatt	63	Python 3	2024-08-25 20:27:26
4	Nicholas Russell Saerang	64	Python 3	2023-07-10 12:56:20
5	Hidden user	64	Python 3	2023-08-13 13:45:55
6	Alexandre Charland	68	Python 3	2024-06-24 03:02:04
7	Tai Tze Kin	70	Python 3	2024-05-06 08:06:54
8	Lawry Sorenson	73	Python 3	2024-06-30 05:19:50
9	Thibault Raffaillac	74	Python 3	2024-07-28 12:04:12
10	Jón Steinn Elíasson	75	Python 3	2020-04-17 12:10:27

#	User	Length	Language	Date
1	Thomas Feld	37	Ruby	2023-01-09 11:33:32
2	Donald Dong	74	Ruby	2021-03-01 04:17:37
3	Hidden user	201	Ruby	2020-08-17 02:15:53
4	John Caesar	287	Ruby	2023-10-09 17:05:20

#	User	Length	Language	Date
1	Niklas Everitt	307	Rust	2023-06-14 21:06:31
2	Bas Dirks	416	Rust	2022-01-12 13:52:22
3	Isak Jägberg	443	Rust	2023-03-23 14:53:23
4	David Rasch	466	Rust	2021-10-21 11:35:09
5	Pankajkumar Patro	504	Rust	2024-10-22 12:11:05
6	Eric Lindesay	849	Rust	2023-12-10 15:48:28
7	Erik Magnusson	4249	Rust	2024-12-10 15:06:40
8	C3Speedrun2024	4249	Rust	2024-12-10 15:09:30
9	Vincent Lagerros	16909	Rust	2024-08-16 19:41:12
10	Niklas Sandén	26044	Rust	2023-03-04 13:27:20

#	User	Length	Language	Date
1	Perry Weller (student)	1568	Zig	2024-09-28 16:08:09

Solution running time distribution