Problem J
Administrative Difficulties — Problem Statistics

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Submissions	4161
Accepted submissions	845
Submission ratio	20.31%
Authors	723
Full solves [?]	520
Full solve Ratio	71.92%

#	User	Runtime	Language	Date
1	Seth Carter	0.08 s	C	2019-09-28 02:31:47
2	Mirel Cosulschi	0.08 s	C	2025-03-27 16:12:41
3	David Wüstenhagen	0.10 s	C	2020-03-24 21:22:33
4	Ivan Petrov	0.12 s	C	2019-07-01 07:10:27
5	Isaac Pashenkov	0.25 s	C	2020-08-22 05:49:52
6	Wael Al Saeed	0.33 s	C	2014-09-29 00:56:24

#	User	Runtime	Language	Date
1	Efe Erdoğru	0.15 s	C#	2017-03-25 17:25:24
2	Jayant Notani	0.19 s	C#	2020-01-31 21:53:09
3	Johan Franzén	0.20 s	C#	2022-04-18 14:22:43
4	Trung Anh	0.20 s	C#	2022-11-29 13:09:53
5	Timm Rothe	0.59 s	C#	2022-06-17 06:18:26

#	User	Runtime	Language	Date
1	Steven Gay	0.02 s	C++	2023-11-17 09:40:05
2	Hidden user	0.02 s	C++	2024-10-23 12:33:28
3	Hidden user	0.02 s	C++	2024-11-30 01:57:29
4	Hidden user	0.02 s	C++	2025-03-02 07:01:13
5	Hidden user	0.02 s	C++	2025-04-10 08:13:04
6	Rohan	0.02 s	C++	2025-05-02 06:41:14
7	Julian Ramirez	0.02 s	C++	2025-07-21 17:08:01
8	Ahad Maknojiya	0.02 s	C++	2025-12-15 07:08:56
9	Johan Sannemo	0.03 s	C++	2014-12-03 10:28:57
10	David Wärn	0.03 s	C++	2015-06-09 19:07:42

#	User	Runtime	Language	Date
1	Oskar Johanson	0.14 s	Go	2019-10-12 07:40:32
2	Frank Endriss	0.28 s	Go	2021-12-27 07:57:50

#	User	Runtime	Language	Date
1	Jan Hlavacek	0.14 s	Haskell	2017-02-03 04:28:13
2	Ng Tek In	0.39 s	Haskell	2023-10-26 18:54:14
3	Patrik Berggren	0.72 s	Haskell	2014-07-25 20:26:26

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.25 s	Java	2016-10-06 09:39:10
2	Hidden user	0.26 s	Java	2016-09-16 17:49:12
3	Marius de Vogel	0.30 s	Java	2016-09-26 19:33:11
4	Ahmad Barhamje	0.30 s	Java	2024-09-01 11:16:44
5	Łukasz Antkowiak	0.32 s	Java	2015-10-04 07:41:32
6	Erik Nyström	0.34 s	Java	2015-12-10 11:51:02
7	Bjørn Dons	0.35 s	Java	2019-05-08 05:21:04
8	Rene Argento	0.35 s	Java	2021-06-08 21:41:33
9	Nick Wu	0.36 s	Java	2016-04-25 06:53:33
10	Lee Heng Sheng	0.36 s	Java	2021-06-30 09:16:03

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.28 s	JavaScript (Node.js)	2018-06-16 14:45:14

#	User	Runtime	Language	Date
1	Peter Kedemo	0.10 s	JavaScript (SpiderMonkey)	2016-07-14 19:07:51
2	Bjørn Chr. Soltvedt	0.11 s	JavaScript (SpiderMonkey)	2016-08-21 05:15:09
3	Christian Pilegaard Cederquist	0.14 s	JavaScript (SpiderMonkey)	2023-08-16 01:27:31

#	User	Runtime	Language	Date
1	Jacob Huebner	0.35 s	Kotlin	2022-03-08 02:29:19
2	Nicholas Johnson	0.37 s	Kotlin	2021-11-16 02:58:47
3	Adam Koprowski	0.46 s	Kotlin	2020-08-30 21:31:08
4	Kasper Ingelvide	0.51 s	Kotlin	2020-11-12 07:21:23
5	Johnny Baloney	0.62 s	Kotlin	2022-01-22 21:38:02

#	User	Runtime	Language	Date
1	Martin Jackson	0.13 s	Python 2	2016-08-19 15:20:03
2	Erik Odenman	0.14 s	Python 2	2015-05-14 11:25:18
3	Asger Hautop Drewsen	0.14 s	Python 2	2015-11-16 14:47:21
4	Mark van Helvoort	0.14 s	Python 2	2018-11-15 14:16:44
5	Michael Laszlo	0.16 s	Python 2	2016-10-09 22:08:36
6	Andreas Björklund	0.16 s	Python 2	2019-10-07 16:06:22
7	Eivind Fonn	0.17 s	Python 2	2014-10-06 18:38:48
8	Emílio Weba	0.17 s	Python 2	2016-04-03 17:47:32
9	Lars Åström	0.17 s	Python 2	2018-11-29 18:39:57

#	User	Runtime	Language	Date
1	David Bundgaard	0.10 s	Python 3	2016-02-08 20:24:21
2	Vincent Tandya	0.10 s	Python 3	2019-01-23 05:13:29
3	Glenn Bruns	0.10 s	Python 3	2019-04-08 00:30:32
4	Ram Basnet	0.10 s	Python 3	2019-10-24 20:19:47
5	Leon Tham	0.10 s	Python 3	2019-11-14 04:51:07
6	Bryan Wong Wei Heng	0.10 s	Python 3	2019-11-20 13:54:13
7	Avery	0.10 s	Python 3	2025-08-11 01:57:25
8	Petr	0.11 s	Python 3	2025-11-24 02:53:09
9	Brian Harrington	0.13 s	Python 3	2014-09-12 18:07:21
10	R E	0.13 s	Python 3	2017-04-19 14:14:26

#	User	Runtime	Language	Date
1	Thomas Feld	0.20 s	Ruby	2023-10-23 13:29:27

#	User	Runtime	Language	Date
1	Klas af Geijerstam	0.02 s	Rust	2021-11-05 15:53:39
2	Jakub Jagiello	0.02 s	Rust	2021-11-07 19:14:58
3	Daniel Anker Hermansen	0.02 s	Rust	2023-05-24 10:43:09
4	asdlfkja i4irjdfmn	0.04 s	Rust	2021-11-25 15:02:11
5	Mckinley Xie	0.06 s	Rust	2025-02-21 23:06:10

#	User	Runtime	Language	Date
1	Daniel Olausson	0.01 s	Zig	2024-11-10 18:47:29

#	User	Length	Language	Date
1	Ivan Petrov	2030	C	2019-07-01 07:10:27
2	Wael Al Saeed	2629	C	2014-09-29 00:56:24
3	Mirel Cosulschi	3025	C	2025-03-27 16:12:41
4	Seth Carter	3331	C	2019-09-28 02:31:47
5	Isaac Pashenkov	4857	C	2020-08-22 05:49:52
6	David Wüstenhagen	4913	C	2020-03-24 21:22:33

#	User	Length	Language	Date
1	Johan Franzén	3686	C#	2022-04-18 14:51:40
2	Trung Anh	3997	C#	2022-11-29 13:09:53
3	Efe Erdoğru	5176	C#	2017-03-25 17:25:24
4	Jayant Notani	5456	C#	2020-01-31 21:53:09
5	Timm Rothe	7540	C#	2022-06-17 06:18:26

#	User	Length	Language	Date
1	Anna Roczek	1090	C++	2023-08-11 13:35:52
2	Hidden user	1125	C++	2024-07-24 09:51:11
3	Johan Wind	1200	C++	2019-02-10 14:11:52
4	William Gan	1210	C++	2018-12-06 04:51:33
5	Hyunjun Lee	1225	C++	2022-11-12 03:06:26
6	Oskar Haarklou Veileborg	1229	C++	2015-11-13 19:12:05
7	Mugeon Kim	1238	C++	2024-03-19 05:41:06
8	Herman Karlsson	1246	C++	2015-07-20 21:00:00
9	Brandon Zhang	1276	C++	2023-03-25 08:07:09
10	Jeremy Lim	1289	C++	2025-03-31 14:03:38

#	User	Length	Language	Date
1	Frank Endriss	3239	Go	2021-12-27 07:57:50
2	Oskar Johanson	3356	Go	2019-10-12 07:40:32

#	User	Length	Language	Date
1	Patrik Berggren	1845	Haskell	2014-07-25 20:26:26
2	Jan Hlavacek	3414	Haskell	2017-02-03 04:28:13
3	Ng Tek In	4090	Haskell	2023-10-26 18:54:14

#	User	Length	Language	Date
1	Ryan Hunt	2163	Java	2017-09-27 18:34:44
2	Adam Abdalla	2510	Java	2017-02-06 04:15:45
3	Marc Dominic San Pedro	2538	Java	2023-03-31 17:41:49
4	Laura de Waard	2558	Java	2016-09-30 11:59:43
5	Zimu Qin	2589	Java	2015-07-23 13:44:01
6	Sarthak Suri	2621	Java	2017-09-27 19:40:16
7	Doug Goodman	2783	Java	2018-12-14 17:35:55
8	Crystal Sharpe	2786	Java	2020-05-14 15:27:33
9	Luke Eales	2930	Java	2024-04-03 14:24:42
10	Dave Poplawski	2932	Java	2016-10-04 13:31:47

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1952	JavaScript (Node.js)	2018-06-16 14:45:14

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1729	JavaScript (SpiderMonkey)	2016-08-21 05:15:09
2	Peter Kedemo	1818	JavaScript (SpiderMonkey)	2016-07-14 19:07:51
3	Christian Pilegaard Cederquist	1826	JavaScript (SpiderMonkey)	2023-08-16 01:27:31
4	Al Saleh	2428	JavaScript (SpiderMonkey)	2019-02-03 13:38:22

#	User	Length	Language	Date
1	Adam Koprowski	2256	Kotlin	2020-08-30 21:31:08
2	Johnny Baloney	2852	Kotlin	2022-01-22 21:38:02
3	Kasper Ingelvide	3366	Kotlin	2020-11-03 15:32:56
4	Jacob Huebner	3681	Kotlin	2022-03-08 02:29:19
5	Nicholas Johnson	4924	Kotlin	2021-11-16 02:58:47

#	User	Length	Language	Date
1	Asger Hautop Drewsen	974	Python 2	2015-11-16 14:47:21
2	Andreas Björklund	1074	Python 2	2019-10-07 16:06:22
3	Lars Åström	1137	Python 2	2018-11-29 18:39:57
4	Erik Odenman	1590	Python 2	2015-05-14 11:25:18
5	Eivind Fonn	1672	Python 2	2014-10-06 18:38:48
6	Emílio Weba	1729	Python 2	2016-04-03 17:47:32
7	Mark van Helvoort	1982	Python 2	2018-11-15 14:16:44
8	Martin Jackson	2056	Python 2	2016-08-19 15:20:03
9	Michael Laszlo	2640	Python 2	2016-10-09 22:08:36

#	User	Length	Language	Date
1	Avery	490	Python 3	2025-08-11 01:45:22
2	Benjamin Z White	502	Python 3	2023-04-04 18:02:57
3	Thibault Raffaillac	755	Python 3	2020-03-02 07:47:38
4	Nicholas Russell Saerang	1039	Python 3	2023-08-21 20:15:31
5	Nate Lowry	1039	Python 3	2023-10-30 09:40:44
6	Shiven Patel	1039	Python 3	2024-05-24 00:45:38
7	RDSM	1039	Python 3	2024-05-24 16:02:39
8	Alissar Almhaisen	1039	Python 3	2024-06-14 19:05:15
9	MARAKA HANSIKA MARAKA HANSIKA	1039	Python 3	2025-05-14 13:48:36
10	oscar llain	1045	Python 3	2024-03-16 02:34:45

#	User	Length	Language	Date
1	Thomas Feld	360	Ruby	2023-10-23 13:39:48

#	User	Length	Language	Date
1	asdlfkja i4irjdfmn	2897	Rust	2021-11-24 23:47:49
2	Mckinley Xie	3616	Rust	2025-02-21 23:06:10
3	Jakub Jagiello	5241	Rust	2021-11-07 19:38:02
4	Klas af Geijerstam	9013	Rust	2021-11-05 15:53:39
5	Daniel Anker Hermansen	21827	Rust	2023-05-24 10:43:09

#	User	Length	Language	Date
1	Daniel Olausson	5723	Zig	2024-11-10 18:47:29

Solution running time distribution