Problem C
Conversation Log — Problem Statistics

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Submissions	4040
Accepted submissions	1659
Submission ratio	41.06%
Authors	1264
Full solves [?]	1107
Full solve Ratio	87.58%

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	C	2017-05-11 21:28:27

#	User	Runtime	Language	Date
1	Andreas Hansson	0.25 s	C#	2019-03-07 18:11:47
2	Anders Høy Seemann Vestergaard	0.26 s	C#	2018-09-20 20:37:36
3	Mike Garrett	0.28 s	C#	2019-02-17 20:41:25
4	Hidden user	0.36 s	C#	2026-01-25 17:19:47
5	Andriy Zyevakov	0.60 s	C#	2017-07-09 16:57:13
6	Kristoffer Strube	0.79 s	C#	2019-09-29 11:53:14
7	Martin Ahlström	0.82 s	C#	2018-03-25 19:21:50
8	Mikael Fiala-Lundström	1.16 s	C#	2022-01-16 23:14:07

#	User	Runtime	Language	Date
1	Hidden user	0.07 s	C++	2017-05-12 00:04:45
2	Hidden user	0.07 s	C++	2021-07-06 04:24:49
3	Ziad Oumzil	0.10 s	C++	2023-03-18 11:08:03
4	Hidden user	0.10 s	C++	2026-02-16 16:38:00
5	Grae Yeandle	0.11 s	C++	2018-04-12 16:16:26
6	Harrison Shen	0.11 s	C++	2019-08-31 23:10:28
7	Tigran	0.11 s	C++	2020-09-27 09:33:38
8	Hidden user	0.11 s	C++	2023-03-08 21:07:31
9	Muhammad Irham Rasyidi	0.12 s	C++	2018-01-25 02:26:43
10	Hyunjun Lee	0.12 s	C++	2022-11-11 04:13:51

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.55 s	F#	2023-03-23 18:09:28

#	User	Runtime	Language	Date
1	Kev Burns	0.02 s	Go	2023-07-09 21:39:16
2	Nick Lefterov	0.06 s	Go	2024-10-27 15:04:29
3	Erik Rairden	0.33 s	Go	2021-01-10 23:13:57
4	Norbert Voelker	0.33 s	Go	2021-08-28 14:07:07
5	Eric	0.38 s	Go	2021-01-05 08:50:58
6	Yuwono Bangun Nagoro	1.18 s	Go	2018-08-10 11:27:46

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.22 s	Haskell	2024-08-09 19:33:57
2	Øyvind Almli	0.38 s	Haskell	2023-01-13 11:07:10
3	Qi Ji	0.61 s	Haskell	2018-07-09 17:29:23
4	Brent Yorgey	0.72 s	Haskell	2018-06-11 04:22:26
5	Mattias Aronsson Adler	0.88 s	Haskell	2018-07-11 03:50:24
6	Ángel Ruiz Campos	1.41 s	Haskell	2017-12-25 22:23:10
7	Thomas Hügel	1.56 s	Haskell	2023-06-07 13:13:27

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.15 s	Java	2023-09-01 20:55:10
2	Bjørn Dons	0.36 s	Java	2019-10-05 20:25:56
3	Hidden user	0.41 s	Java	2016-09-14 20:48:18
4	Johnson Ho	0.41 s	Java	2018-11-11 03:02:21
5	Pranav Murugappan	0.44 s	Java	2016-10-31 23:39:58
6	Martijn Muijsers	0.44 s	Java	2017-04-04 08:27:34
7	L.V.Sree Subbash	0.44 s	Java	2018-11-08 14:58:46
8	Knut Anders Stokke	0.45 s	Java	2016-10-12 07:43:13
9	William Fiset	0.45 s	Java	2017-02-17 15:43:12
10	Jason Tan	0.45 s	Java	2018-11-03 08:49:13

#	User	Runtime	Language	Date
1	William Jackson	0.26 s	JavaScript (Node.js)	2019-03-12 14:32:03
2	Sander Hellesø	0.32 s	JavaScript (Node.js)	2019-04-25 17:49:48
3	Patrick Ambli	0.59 s	JavaScript (Node.js)	2018-09-23 02:11:45
4	Peter Kedemo	0.63 s	JavaScript (Node.js)	2020-01-02 20:15:34

#	User	Runtime	Language	Date
1	Zach Tschetter	0.39 s	JavaScript (SpiderMonkey)	2023-06-16 00:52:25
2	Bjørn Chr. Soltvedt	0.41 s	JavaScript (SpiderMonkey)	2016-10-24 04:16:08
3	Christian Pilegaard Cederquist	0.56 s	JavaScript (SpiderMonkey)	2023-05-30 08:26:27

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

#	User	Runtime	Language	Date
1	Johnny Baloney	0.66 s	Kotlin	2022-01-16 17:44:53
2	Tolga Atam	0.71 s	Kotlin	2024-10-31 00:49:40
3	Hidden user	0.80 s	Kotlin	2020-04-22 02:47:56
4	Jonathan Soo	0.96 s	Kotlin	2019-08-20 10:40:28
5	Adam Rankin	0.98 s	Kotlin	2023-09-20 17:30:15
6	Adam Koprowski	1.15 s	Kotlin	2020-08-30 08:39:40

#	User	Runtime	Language	Date
1	Junyu Zhan	0.17 s	Odin	2026-01-20 14:54:45

#	User	Runtime	Language	Date
1	Tom Merzenich	1.29 s	PHP	2023-09-07 01:19:46

#	User	Runtime	Language	Date
1	Zachariah Goldthorpe	0.12 s	Python 2	2017-08-12 20:02:57
2	Amad Askor	0.13 s	Python 2	2016-09-19 00:59:48
3	Tal Melamed	0.13 s	Python 2	2017-09-15 01:51:43
4	Hidden user	0.14 s	Python 2	2018-03-19 20:24:31
5	Robert Welin-Berger	0.14 s	Python 2	2018-03-20 12:00:18
6	John Paul Hanson	0.15 s	Python 2	2017-06-25 01:10:46
7	Alex Van Keulen	0.15 s	Python 2	2018-09-11 18:46:37
8	Rhys Rustad-Elliott	0.15 s	Python 2	2018-10-19 13:41:53
9	Johan Lyts	0.15 s	Python 2	2019-06-25 12:20:51
10	Christofer Ohlsson	0.16 s	Python 2	2016-09-13 15:41:23

#	User	Runtime	Language	Date
1	Viktor Bello Thomsen	0.11 s	Python 3	2019-11-03 10:31:15
2	Hyaline Seiche	0.12 s	Python 3	2017-05-11 21:31:46
3	Ram Basnet	0.13 s	Python 3	2017-12-22 08:21:41
4	Andre Pratama	0.15 s	Python 3	2018-04-21 07:56:02
5	Elias Riedel Gårding	0.16 s	Python 3	2016-09-13 18:28:51
6	Cian Ruane	0.16 s	Python 3	2017-11-30 18:13:47
7	Martin Alge	0.16 s	Python 3	2022-05-04 12:21:32
8	Tolga Atam	0.16 s	Python 3	2024-10-30 22:53:20
9	Ryan O'Hara	0.17 s	Python 3	2017-09-15 01:09:49
10	Ashleigh Bunkofske	0.19 s	Python 3	2017-10-09 05:18:35

#	User	Runtime	Language	Date
1	Thomas Feld	0.42 s	Ruby	2023-08-28 13:41:15
2	Patrick Elsen	0.47 s	Ruby	2019-04-27 13:35:05
3	collidedscope	0.53 s	Ruby	2021-01-05 01:48:11
4	Daniel Harder	0.57 s	Ruby	2018-09-14 00:25:36
5	Kieran Maharaj	0.88 s	Ruby	2020-06-27 09:25:05

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.04 s	Rust	2025-06-02 00:54:02
2	Sylvain	0.08 s	Rust	2021-01-28 12:47:51
3	Klas af Geijerstam	0.09 s	Rust	2022-09-29 17:43:35
4	Thomas Hügel	0.10 s	Rust	2020-12-29 14:55:12
5	Louis	0.10 s	Rust	2025-10-21 12:51:34
6	Mattéo Ladrat	0.13 s	Rust	2021-01-20 14:33:46
7	Raphaël Gauthier	0.13 s	Rust	2021-01-25 20:57:02
8	Eric Pinter	0.13 s	Rust	2021-07-15 15:11:21
9	Ming Kang	0.19 s	Rust	2025-06-06 07:47:48
10	Bas Dirks	0.20 s	Rust	2022-01-23 11:52:33

#	User	Length	Language	Date
1	Hidden user	4032	C	2017-05-11 13:36:59

#	User	Length	Language	Date
1	Martin Ahlström	1996	C#	2018-03-25 19:21:50
2	Mike Garrett	2421	C#	2019-02-17 20:41:25
3	Anders Høy Seemann Vestergaard	2520	C#	2018-09-20 20:37:36
4	Kristoffer Strube	2574	C#	2019-09-29 11:53:14
5	Hidden user	2722	C#	2026-01-25 17:19:47
6	Andriy Zyevakov	3310	C#	2017-07-09 16:57:13
7	Mikael Fiala-Lundström	3435	C#	2022-01-16 23:14:07
8	Andreas Hansson	4368	C#	2019-03-07 18:11:47

#	User	Length	Language	Date
1	Mugeon Kim	567	C++	2024-03-15 01:35:39
2	Sidhant Bansal	669	C++	2018-01-24 15:45:59
3	Hidden user	680	C++	2020-03-18 17:19:30
4	a_b__c	683	C++	2021-03-02 08:30:28
5	Anna Roczek	734	C++	2023-07-28 11:05:15
6	Teo Xuan Wei	743	C++	2018-11-02 13:31:28
7	Adrien	758	C++	2024-03-15 16:58:44
8	Hyunjun Lee	770	C++	2022-11-11 04:13:19
9	Teikn Smith	776	C++	2022-07-15 13:14:45
10	William Gan	781	C++	2017-12-13 14:44:40

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1666	F#	2023-03-23 18:09:28

#	User	Length	Language	Date
1	Norbert Voelker	1224	Go	2021-08-28 14:07:07
2	Nick Lefterov	1518	Go	2024-10-27 01:44:53
3	Kev Burns	1535	Go	2021-06-24 11:57:43
4	Yuwono Bangun Nagoro	2268	Go	2018-08-10 11:27:46
5	Erik Rairden	2542	Go	2021-01-10 23:34:31
6	Eric	2873	Go	2021-01-05 08:50:58

#	User	Length	Language	Date
1	Steinar Simonnes	696	Haskell	2024-08-09 19:33:57
2	Øyvind Almli	845	Haskell	2023-01-13 11:05:49
3	Ángel Ruiz Campos	855	Haskell	2017-12-25 22:26:38
4	Mattias Aronsson Adler	1148	Haskell	2018-07-11 03:58:05
5	Qi Ji	1336	Haskell	2018-07-09 17:29:23
6	Brent Yorgey	1414	Haskell	2018-06-11 04:22:26
7	Thomas Hügel	1802	Haskell	2023-06-07 13:13:27

#	User	Length	Language	Date
1	Paul Boddington	1141	Java	2017-01-16 23:23:57
2	Markus Bao	1232	Java	2026-01-13 04:24:14
3	Madilynn Dephillips	1327	Java	2023-12-12 22:56:10
4	Pramitha Jayasooriya	1327	Java	2024-02-04 01:43:06
5	Olivia Bizimungu	1364	Java	2020-05-09 16:41:29
6	Micah Stairs	1378	Java	2016-09-16 12:34:27
7	Renee	1387	Java	2018-11-14 06:00:58
8	Đoàn Công Chính	1390	Java	2018-05-13 03:57:54
9	Janice Sabaybay	1390	Java	2023-05-15 04:08:07
10	Nicole Barias	1390	Java	2023-05-16 03:39:07

#	User	Length	Language	Date
1	Peter Kedemo	955	JavaScript (Node.js)	2020-01-02 20:15:34
2	William Jackson	1231	JavaScript (Node.js)	2019-03-12 14:32:03
3	Sander Hellesø	1507	JavaScript (Node.js)	2019-04-25 17:49:48
4	Patrick Ambli	1578	JavaScript (Node.js)	2018-09-23 02:11:45

#	User	Length	Language	Date
1	Zach Tschetter	688	JavaScript (SpiderMonkey)	2023-06-16 00:52:25
2	Bjørn Chr. Soltvedt	806	JavaScript (SpiderMonkey)	2016-10-24 04:16:08
3	Christian Pilegaard Cederquist	830	JavaScript (SpiderMonkey)	2023-05-30 08:26:27

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

#	User	Length	Language	Date
1	Adam Koprowski	991	Kotlin	2020-08-30 08:39:40
2	Johnny Baloney	1222	Kotlin	2022-01-16 17:44:53
3	Adam Rankin	1370	Kotlin	2023-09-20 17:30:15
4	Tolga Atam	1441	Kotlin	2024-10-31 00:49:40
5	Hidden user	1834	Kotlin	2020-04-22 02:47:56
6	Jonathan Soo	7833	Kotlin	2019-08-20 10:33:56

#	User	Length	Language	Date
1	Junyu Zhan	1816	Odin	2026-01-20 14:54:45

#	User	Length	Language	Date
1	Tom Merzenich	3551	PHP	2023-09-07 23:28:30

#	User	Length	Language	Date
1	Thomas Feld	296	Python 2	2019-09-17 14:10:56
2	Lim Hong Hui Eugene	456	Python 2	2019-04-25 02:08:10
3	Haggai Liu	495	Python 2	2017-07-09 05:21:27
4	Oskar Haarklou Veileborg	511	Python 2	2019-09-29 09:12:29
5	Lars Åström	517	Python 2	2018-11-06 10:49:12
6	Maj Stenmark	541	Python 2	2019-09-29 16:13:30
7	Asger Hautop Drewsen	548	Python 2	2019-09-29 09:16:29
8	Agis Daniels	570	Python 2	2019-12-03 19:08:27
9	Amad Askor	575	Python 2	2016-09-19 00:59:48
10	Hidden user	584	Python 2	2018-01-31 06:17:22

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

#	User	Length	Language	Date
1	Thomas Feld	143	Ruby	2023-08-28 13:41:15
2	collidedscope	325	Ruby	2021-01-05 01:48:11
3	Daniel Harder	446	Ruby	2018-09-14 00:25:36
4	Kieran Maharaj	638	Ruby	2020-06-27 09:25:05
5	Patrick Elsen	728	Ruby	2019-04-27 13:35:05

#	User	Length	Language	Date
1	David Rasch	1114	Rust	2021-04-20 15:25:46
2	Bas Dirks	1270	Rust	2022-01-23 11:52:33
3	Paul Graydon	1592	Rust	2018-12-31 20:06:52
4	Thomas Hügel	1664	Rust	2020-12-29 14:55:12
5	Louis	1678	Rust	2025-10-20 12:54:19
6	Mattéo Ladrat	1879	Rust	2021-01-20 14:33:46
7	Raphaël Gauthier	1945	Rust	2021-01-25 20:57:02
8	Reis Faar	2006	Rust	2024-11-06 16:47:43
9	Eric Pinter	2152	Rust	2021-07-15 15:11:21
10	Ming Kang	2869	Rust	2025-06-06 07:47:48

Solution running time distribution