Problem B
Conversation Log — Problem Statistics

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Submissions	3868
Accepted submissions	1618
Submission ratio	41.83%
Authors	1223
Full solves [?]	1071
Full solve Ratio	87.57%

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	C	2017-05-11 23:28:27

#	User	Runtime	Language	Date
1	Andreas Hansson	0.25 s	C#	2019-03-07 19:11:47
2	Anders Høy Seemann Vestergaard	0.26 s	C#	2018-09-20 22:37:36
3	Mike Garrett	0.28 s	C#	2019-02-17 21:41:25
4	Andriy Zyevakov	0.60 s	C#	2017-07-09 18:57:13
5	Kristoffer Strube	0.79 s	C#	2019-09-29 13:53:14
6	Martin Ahlström	0.82 s	C#	2018-03-25 21:21:50
7	Mikael Fiala-Lundström	1.16 s	C#	2022-01-17 00:14:07

#	User	Runtime	Language	Date
1	Hidden user	0.07 s	C++	2017-05-12 02:04:45
2	Hidden user	0.07 s	C++	2021-07-06 06:24:49
3	Ziad Oumzil	0.10 s	C++	2023-03-18 12:08:03
4	Grae Yeandle	0.11 s	C++	2018-04-12 18:16:26
5	Harrison Shen	0.11 s	C++	2019-09-01 01:10:28
6	Tigran	0.11 s	C++	2020-09-27 11:33:38
7	Hidden user	0.11 s	C++	2023-03-08 22:07:31
8	Muhammad Irham Rasyidi	0.12 s	C++	2018-01-25 03:26:43
9	Hyunjun Lee	0.12 s	C++	2022-11-11 05:13:51
10	Kevin Chevalier	0.12 s	C++	2022-11-12 08:43:51

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.55 s	F#	2023-03-23 19:09:28

#	User	Runtime	Language	Date
1	Kev Burns	0.02 s	Go	2023-07-09 23:39:16
2	Nick Lefterov	0.06 s	Go	2024-10-27 16:04:29
3	Erik Rairden	0.33 s	Go	2021-01-11 00:13:57
4	Norbert Voelker	0.33 s	Go	2021-08-28 16:07:07
5	Eric	0.38 s	Go	2021-01-05 09:50:58
6	Yuwono Bangun Nagoro	1.18 s	Go	2018-08-10 13:27:46

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.22 s	Haskell	2024-08-09 21:33:57
2	Øyvind Almli	0.38 s	Haskell	2023-01-13 12:07:10
3	Qi Ji	0.61 s	Haskell	2018-07-09 19:29:23
4	Brent Yorgey	0.72 s	Haskell	2018-06-11 06:22:26
5	Mattias Aronsson Adler	0.88 s	Haskell	2018-07-11 05:50:24
6	Ángel Ruiz Campos	1.41 s	Haskell	2017-12-25 23:23:10
7	Thomas Hügel	1.56 s	Haskell	2023-06-07 15:13:27

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.15 s	Java	2023-09-01 22:55:10
2	Bjørn Dons	0.36 s	Java	2019-10-05 22:25:56
3	Hidden user	0.41 s	Java	2016-09-14 22:48:18
4	Johnson Ho	0.41 s	Java	2018-11-11 04:02:21
5	Pranav Murugappan	0.44 s	Java	2016-11-01 00:39:58
6	Martijn Muijsers	0.44 s	Java	2017-04-04 10:27:34
7	L.V.Sree Subbash	0.44 s	Java	2018-11-08 15:58:46
8	Knut Anders Stokke	0.45 s	Java	2016-10-12 09:43:13
9	William Fiset	0.45 s	Java	2017-02-17 16:43:12
10	Jason Tan	0.45 s	Java	2018-11-03 09:49:13

#	User	Runtime	Language	Date
1	William Jackson	0.26 s	JavaScript (Node.js)	2019-03-12 15:32:03
2	Sander Hellesø	0.32 s	JavaScript (Node.js)	2019-04-25 19:49:48
3	Patrick Ambli	0.59 s	JavaScript (Node.js)	2018-09-23 04:11:45
4	Peter Kedemo	0.63 s	JavaScript (Node.js)	2020-01-02 21:15:34

#	User	Runtime	Language	Date
1	Zach Tschetter	0.39 s	JavaScript (SpiderMonkey)	2023-06-16 02:52:25
2	Bjørn Chr. Soltvedt	0.41 s	JavaScript (SpiderMonkey)	2016-10-24 06:16:08
3	Christian Pilegaard Cederquist	0.56 s	JavaScript (SpiderMonkey)	2023-05-30 10:26:27

#	User	Runtime	Language	Date
1	Timothy Gaede	1.08 s	Julia	2024-05-30 06:39:43
2	Noszály Csaba	1.13 s	Julia	2025-04-13 15:49:40

#	User	Runtime	Language	Date
1	Johnny Baloney	0.66 s	Kotlin	2022-01-16 18:44:53
2	Tolga Atam	0.71 s	Kotlin	2024-10-31 01:49:40
3	Hidden user	0.80 s	Kotlin	2020-04-22 04:47:56
4	Jonathan Soo	0.96 s	Kotlin	2019-08-20 12:40:28
5	Adam Rankin	0.98 s	Kotlin	2023-09-20 19:30:15
6	Adam Koprowski	1.15 s	Kotlin	2020-08-30 10:39:40

#	User	Runtime	Language	Date
1	Tom Merzenich	1.29 s	PHP	2023-09-07 03:19:46

#	User	Runtime	Language	Date
1	Zachariah Goldthorpe	0.12 s	Python 2	2017-08-12 22:02:57
2	Amad Askor	0.13 s	Python 2	2016-09-19 02:59:48
3	Tal Melamed	0.13 s	Python 2	2017-09-15 03:51:43
4	Hidden user	0.14 s	Python 2	2018-03-19 21:24:31
5	Robert Welin-Berger	0.14 s	Python 2	2018-03-20 13:00:18
6	John Paul Hanson	0.15 s	Python 2	2017-06-25 03:10:46
7	Alex Van Keulen	0.15 s	Python 2	2018-09-11 20:46:37
8	Rhys Rustad-Elliott	0.15 s	Python 2	2018-10-19 15:41:53
9	Johan Lyts	0.15 s	Python 2	2019-06-25 14:20:51
10	Christofer Ohlsson	0.16 s	Python 2	2016-09-13 17:41:23

#	User	Runtime	Language	Date
1	Viktor Bello Thomsen	0.11 s	Python 3	2019-11-03 11:31:15
2	Hyaline Seiche	0.12 s	Python 3	2017-05-11 23:31:46
3	Ram Basnet	0.13 s	Python 3	2017-12-22 09:21:41
4	Andre Pratama	0.15 s	Python 3	2018-04-21 09:56:02
5	Elias Riedel Gårding	0.16 s	Python 3	2016-09-13 20:28:51
6	Cian Ruane	0.16 s	Python 3	2017-11-30 19:13:47
7	Martin Alge	0.16 s	Python 3	2022-05-04 14:21:32
8	Tolga Atam	0.16 s	Python 3	2024-10-30 23:53:20
9	Ryan O'Hara	0.17 s	Python 3	2017-09-15 03:09:49
10	Ashleigh Bunkofske	0.19 s	Python 3	2017-10-09 07:18:35

#	User	Runtime	Language	Date
1	Thomas Feld	0.42 s	Ruby	2023-08-28 15:41:15
2	Patrick Elsen	0.47 s	Ruby	2019-04-27 15:35:05
3	collidedscope	0.53 s	Ruby	2021-01-05 02:48:11
4	Daniel Harder	0.57 s	Ruby	2018-09-14 02:25:36
5	Kieran Maharaj	0.88 s	Ruby	2020-06-27 11:25:05

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.04 s	Rust	2025-06-02 02:54:02
2	Sylvain	0.08 s	Rust	2021-01-28 13:47:51
3	Klas af Geijerstam	0.09 s	Rust	2022-09-29 19:43:35
4	Thomas Hügel	0.10 s	Rust	2020-12-29 15:55:12
5	Louis	0.11 s	Rust	2025-10-20 14:54:19
6	Mattéo Ladrat	0.13 s	Rust	2021-01-20 15:33:46
7	Raphaël Gauthier	0.13 s	Rust	2021-01-25 21:57:02
8	Eric Pinter	0.13 s	Rust	2021-07-15 17:11:21
9	Ming Kang	0.19 s	Rust	2025-06-06 09:47:48
10	Bas Dirks	0.20 s	Rust	2022-01-23 12:52:33

#	User	Length	Language	Date
1	Hidden user	4032	C	2017-05-11 15:36:59

#	User	Length	Language	Date
1	Martin Ahlström	1996	C#	2018-03-25 21:21:50
2	Mike Garrett	2421	C#	2019-02-17 21:41:25
3	Anders Høy Seemann Vestergaard	2520	C#	2018-09-20 22:37:36
4	Kristoffer Strube	2574	C#	2019-09-29 13:53:14
5	Andriy Zyevakov	3310	C#	2017-07-09 18:57:13
6	Mikael Fiala-Lundström	3435	C#	2022-01-17 00:14:07
7	Andreas Hansson	4368	C#	2019-03-07 19:11:47

#	User	Length	Language	Date
1	Mugeon Kim	567	C++	2024-03-15 02:35:39
2	Sidhant Bansal	669	C++	2018-01-24 16:45:59
3	Hidden user	680	C++	2020-03-18 18:19:30
4	a_b__c	683	C++	2021-03-02 09:30:28
5	Anna Roczek	734	C++	2023-07-28 13:05:15
6	Teo Xuan Wei	743	C++	2018-11-02 14:31:28
7	Adrien	758	C++	2024-03-15 17:58:44
8	Hyunjun Lee	770	C++	2022-11-11 05:13:19
9	Teikn Smith	776	C++	2022-07-15 15:14:45
10	William Gan	781	C++	2017-12-13 15:44:40

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1666	F#	2023-03-23 19:09:28

#	User	Length	Language	Date
1	Norbert Voelker	1224	Go	2021-08-28 16:07:07
2	Nick Lefterov	1518	Go	2024-10-27 02:44:53
3	Kev Burns	1535	Go	2021-06-24 13:57:43
4	Yuwono Bangun Nagoro	2268	Go	2018-08-10 13:27:46
5	Erik Rairden	2542	Go	2021-01-11 00:34:31
6	Eric	2873	Go	2021-01-05 09:50:58

#	User	Length	Language	Date
1	Steinar Simonnes	696	Haskell	2024-08-09 21:33:57
2	Øyvind Almli	845	Haskell	2023-01-13 12:05:49
3	Ángel Ruiz Campos	855	Haskell	2017-12-25 23:26:38
4	Mattias Aronsson Adler	1148	Haskell	2018-07-11 05:58:05
5	Qi Ji	1336	Haskell	2018-07-09 19:29:23
6	Brent Yorgey	1414	Haskell	2018-06-11 06:22:26
7	Thomas Hügel	1802	Haskell	2023-06-07 15:13:27

#	User	Length	Language	Date
1	Paul Boddington	1141	Java	2017-01-17 00:23:57
2	Madilynn Dephillips	1327	Java	2023-12-12 23:56:10
3	Pramitha Jayasooriya	1327	Java	2024-02-04 02:43:06
4	Olivia Bizimungu	1364	Java	2020-05-09 18:41:29
5	Micah Stairs	1378	Java	2016-09-16 14:34:27
6	Renee	1387	Java	2018-11-14 07:00:58
7	Đoàn Công Chính	1390	Java	2018-05-13 05:57:54
8	Janice Sabaybay	1390	Java	2023-05-15 06:08:07
9	Nicole Barias	1390	Java	2023-05-16 05:39:07
10	Janice Sabaybay	1390	Java	2023-05-18 16:24:55

#	User	Length	Language	Date
1	Peter Kedemo	955	JavaScript (Node.js)	2020-01-02 21:15:34
2	William Jackson	1231	JavaScript (Node.js)	2019-03-12 15:32:03
3	Sander Hellesø	1507	JavaScript (Node.js)	2019-04-25 19:49:48
4	Patrick Ambli	1578	JavaScript (Node.js)	2018-09-23 04:11:45

#	User	Length	Language	Date
1	Zach Tschetter	688	JavaScript (SpiderMonkey)	2023-06-16 02:52:25
2	Bjørn Chr. Soltvedt	806	JavaScript (SpiderMonkey)	2016-10-24 06:16:08
3	Christian Pilegaard Cederquist	830	JavaScript (SpiderMonkey)	2023-05-30 10:26:27

#	User	Length	Language	Date
1	Noszály Csaba	948	Julia	2025-04-13 15:49:40
2	Timothy Gaede	3302	Julia	2024-05-30 06:39:43

#	User	Length	Language	Date
1	Adam Koprowski	991	Kotlin	2020-08-30 10:39:40
2	Johnny Baloney	1222	Kotlin	2022-01-16 18:44:53
3	Adam Rankin	1370	Kotlin	2023-09-20 19:30:15
4	Tolga Atam	1441	Kotlin	2024-10-31 01:49:40
5	Hidden user	1834	Kotlin	2020-04-22 04:47:56
6	Jonathan Soo	7833	Kotlin	2019-08-20 12:33:56

#	User	Length	Language	Date
1	Tom Merzenich	3551	PHP	2023-09-08 01:28:30

#	User	Length	Language	Date
1	Thomas Feld	296	Python 2	2019-09-17 16:10:56
2	Lim Hong Hui Eugene	456	Python 2	2019-04-25 04:08:10
3	Haggai Liu	495	Python 2	2017-07-09 07:21:27
4	Oskar Haarklou Veileborg	511	Python 2	2019-09-29 11:12:29
5	Lars Åström	517	Python 2	2018-11-06 11:49:12
6	Maj Stenmark	541	Python 2	2019-09-29 18:13:30
7	Asger Hautop Drewsen	548	Python 2	2019-09-29 11:16:29
8	Agis Daniels	570	Python 2	2019-12-03 20:08:27
9	Amad Askor	575	Python 2	2016-09-19 02:59:48
10	Hidden user	584	Python 2	2018-01-31 07:17:22

#	User	Length	Language	Date
1	Avery	209	Python 3	2025-08-04 20:08:10
2	Christian Blumenthal	244	Python 3	2023-08-16 18:48:19
3	Farzam Abrishami	293	Python 3	2024-01-20 20:26:33
4	Ahmed Chamseddine	309	Python 3	2025-02-07 22:18:42
5	Tom Chauvel	340	Python 3	2023-12-20 20:18:38
6	Joey Tribianni	376	Python 3	2021-06-23 09:07:19
7	Yohannes Melese	376	Python 3	2021-06-23 09:08:01
8	Jiaye Will Wang	382	Python 3	2024-08-10 20:53:48
9	Nguyễn Duy Minh Thông	390	Python 3	2022-03-03 08:41:23
10	Oliver Ruste Jahren	393	Python 3	2024-02-05 21:42:07

#	User	Length	Language	Date
1	Thomas Feld	143	Ruby	2023-08-28 15:41:15
2	collidedscope	325	Ruby	2021-01-05 02:48:11
3	Daniel Harder	446	Ruby	2018-09-14 02:25:36
4	Kieran Maharaj	638	Ruby	2020-06-27 11:25:05
5	Patrick Elsen	728	Ruby	2019-04-27 15:35:05

#	User	Length	Language	Date
1	David Rasch	1114	Rust	2021-04-20 17:25:46
2	Bas Dirks	1270	Rust	2022-01-23 12:52:33
3	Paul Graydon	1592	Rust	2018-12-31 21:06:52
4	Thomas Hügel	1664	Rust	2020-12-29 15:55:12
5	Louis	1678	Rust	2025-10-20 14:54:19
6	Mattéo Ladrat	1879	Rust	2021-01-20 15:33:46
7	Raphaël Gauthier	1945	Rust	2021-01-25 21:57:02
8	Reis Faar	2006	Rust	2024-11-06 17:47:43
9	Eric Pinter	2152	Rust	2021-07-15 17:11:21
10	Ming Kang	2869	Rust	2025-06-06 09:47:48

Solution running time distribution