Problem B
Cantor — Problem Statistics

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Submissions	2180
Accepted submissions	876
Submission ratio	40.18%
Authors	694
Full solves [?]	610
Full solve Ratio	87.90%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2018-11-03 17:17:17
2	Isaac Saffold	0.00 s	C	2019-12-28 04:30:25
3	Nicolas Fleischer	0.00 s	C	2021-05-04 22:56:10
4	None of your buisness	0.00 s	C	2021-10-15 18:29:28
5	Ferry Farhan	0.00 s	C	2023-08-17 13:23:26
6	Oscar Cusin	0.00 s	C	2024-02-10 21:40:13
7	Rohan	0.00 s	C	2025-05-04 09:24:01
8	Jonathan D Gentry	0.00 s	C	2025-11-07 22:05:20
9	a_b__c	0.01 s	C	2021-01-28 17:14:36

#	User	Runtime	Language	Date
1	Piotr Karpala	0.01 s	C#	2016-10-30 03:14:27
2	Amith Kumar Matapady	0.02 s	C#	2019-02-10 07:36:05
3	Garway Mei	0.02 s	C#	2019-03-01 13:38:49
4	Thang Le Huu	0.02 s	C#	2019-11-28 03:00:40

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2019-05-25 18:52:03

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-08-27 22:22:11

#	User	Runtime	Language	Date
1	Jesper Sandström	0.00 s	Haskell	2017-09-19 19:34:55
2	Paul Wild	0.00 s	Haskell	2018-05-15 20:39:21
3	Tomas Möre	0.00 s	Haskell	2019-02-07 18:17:20
4	Steinar Simonnes	0.00 s	Haskell	2024-09-29 18:33:18
5	Isaac Arvestad	0.01 s	Haskell	2019-02-09 12:48:59
6	Udo Stenzel	0.01 s	Haskell	2020-05-26 07:51:10
7	Brent Yorgey	0.44 s	Haskell	2018-01-02 15:14:59

#	User	Runtime	Language	Date
1	Mohammad Naufal Hazim Bin Saharudin	0.04 s	Java	2025-05-26 06:43:29
2	Santiago Rivas	0.04 s	Java	2025-08-28 11:52:49
3	Petr Ryšavý	0.05 s	Java	2016-02-09 09:32:12
4	Nick Wu	0.05 s	Java	2016-03-24 02:42:06
5	Liam Keliher	0.05 s	Java	2016-07-26 00:17:09
6	Issam Baskati	0.05 s	Java	2016-12-06 02:34:40
7	Paul Boddington	0.05 s	Java	2017-01-08 18:04:09
8	Kell Skogh	0.05 s	Java	2017-03-21 12:34:29
9	Felix De Silva	0.05 s	Java	2017-09-25 09:51:22
10	Steven Cheng	0.05 s	Java	2018-05-23 17:33:13

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2017-01-22 21:37:12
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-05-31 06:38:51

#	User	Runtime	Language	Date
1	Hidden user	0.40 s	Julia	2025-03-05 08:18:20
2	Timothy Gaede	0.92 s	Julia	2024-09-30 05:28:18

#	User	Runtime	Language	Date
1	Hidden user	0.15 s	Kotlin	2020-02-05 20:08:34
2	Adam Rankin	0.16 s	Kotlin	2023-05-08 22:47:17

#	User	Runtime	Language	Date
1	Oleg Smelov	0.01 s	Pascal	2019-02-26 20:46:38

#	User	Runtime	Language	Date
1	Henrik Adolfsson	0.02 s	Python 2	2017-02-05 14:49:33
2	Sigurður Jens Albertsson	0.02 s	Python 2	2018-01-06 13:13:09
3	Jesper Öqvist	0.02 s	Python 2	2018-11-01 23:03:31
4	Markus Videll	0.03 s	Python 2	2015-09-25 13:37:26
5	Christofer Ohlsson	0.03 s	Python 2	2017-05-16 07:35:32
6	Bertrand Evertz	0.03 s	Python 2	2018-04-18 14:45:24
7	Isaac Lee	0.04 s	Python 2	2016-08-14 23:22:28
8	Rhys Balevicius	0.04 s	Python 2	2017-10-31 20:37:55
9	Felix Balthasar Berief	0.04 s	Python 2	2019-02-06 09:38:54
10	Greg Hamerly	0.05 s	Python 2	2018-04-29 23:31:48

#	User	Runtime	Language	Date
1	Johan Kvastad	0.02 s	Python 3	2015-09-25 15:52:41
2	Isaac Lee	0.02 s	Python 3	2016-08-14 23:17:27
3	Ed Brook	0.02 s	Python 3	2017-01-08 15:16:13
4	Ethan Partidas	0.02 s	Python 3	2017-03-29 14:38:07
5	Chris Lang	0.02 s	Python 3	2017-03-30 03:06:52
6	Patrik Lilja	0.02 s	Python 3	2017-04-02 09:39:26
7	Win Htet Aung	0.02 s	Python 3	2017-07-13 01:20:54
8	Hidden user	0.02 s	Python 3	2017-09-13 10:57:57
9	Mathias Lindgren	0.02 s	Python 3	2017-09-21 08:56:19
10	Alice Heavey	0.02 s	Python 3	2017-09-21 17:33:49

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Ruby	2017-07-12 23:48:33
2	Thomas Feld	0.06 s	Ruby	2023-02-09 11:19:56

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Rust	2019-02-09 11:02:01
2	Hidden user	0.00 s	Rust	2019-02-10 10:31:37
3	Gustaf Bergmark	0.00 s	Rust	2023-02-08 15:25:34
4	Vincent Lagerros	0.00 s	Rust	2024-02-08 01:24:07
5	Rasmus Andersson	0.00 s	Rust	2024-02-10 23:07:23
6	Christoffer Andersson	0.00 s	Rust	2024-02-11 19:29:52
7	HuaiYuan Jing	0.00 s	Rust	2025-09-21 05:18:37

#	User	Length	Language	Date
1	a_b__c	475	C	2021-01-28 17:14:36
2	None of your buisness	611	C	2021-10-15 18:29:28
3	Jonathan D Gentry	645	C	2025-11-07 22:05:20
4	Ferry Farhan	2025	C	2023-08-17 13:23:26
5	Nicolas Fleischer	2129	C	2021-05-04 22:56:10
6	Isaac Saffold	2131	C	2019-12-28 04:30:25
7	Rohan	2439	C	2025-05-04 09:24:01
8	Oscar Cusin	3033	C	2024-02-10 21:40:13
9	Bergur Snorrason	4920	C	2018-11-03 17:17:17

#	User	Length	Language	Date
1	Thang Le Huu	1030	C#	2019-11-28 03:00:40
2	Garway Mei	1618	C#	2019-03-01 13:38:49
3	Amith Kumar Matapady	1714	C#	2019-02-10 07:36:05
4	Piotr Karpala	6191	C#	2016-10-30 03:14:27

#	User	Length	Language	Date
1	Henrik Adolfsson	390	C++	2016-02-11 13:48:07
2	Johan Wind	430	C++	2018-08-28 20:57:53
3	Aidan Smith	447	C++	2018-01-06 13:37:45
4	Ankur Garg	448	C++	2021-10-08 02:46:36
5	James Rettie	449	C++	2022-10-05 03:54:27
6	Eimhin McDonald	454	C++	2018-04-21 07:48:20
7	Hyunjun Lee	456	C++	2022-12-09 07:48:56
8	王行悌	502	C++	2020-05-01 12:06:34
9	Hidden user	504	C++	2020-05-02 02:19:13
10	RUIXUAN TU	506	C++	2021-10-06 07:15:59

#	User	Length	Language	Date
1	David Cawthon	611	Common Lisp	2019-05-25 18:52:03

#	User	Length	Language	Date
1	Norbert Voelker	716	Go	2021-08-27 22:22:11

#	User	Length	Language	Date
1	Paul Wild	358	Haskell	2018-05-15 20:39:21
2	Jesper Sandström	420	Haskell	2017-09-19 19:37:29
3	Udo Stenzel	788	Haskell	2020-05-26 07:51:10
4	Steinar Simonnes	1036	Haskell	2024-09-29 18:33:18
5	Tomas Möre	1051	Haskell	2019-02-07 18:17:20
6	Isaac Arvestad	1675	Haskell	2019-02-09 12:48:59
7	Brent Yorgey	2498	Haskell	2018-01-02 15:14:59

#	User	Length	Language	Date
1	Janik Hammerschmitt	585	Java	2018-04-24 18:49:38
2	Shawn Zhong	597	Java	2017-09-18 06:17:39
3	Daniel Szabo	633	Java	2017-09-17 17:26:23
4	Emil Bak-Møller	640	Java	2019-03-21 13:26:28
5	Yalchin Aliyev	647	Java	2017-09-26 16:08:54
6	Michael Liu	661	Java	2018-07-08 05:21:59
7	Crystal Sharpe	735	Java	2023-02-09 00:02:06
8	Micah Stairs	736	Java	2016-07-25 22:49:44
9	Shirui Chen	751	Java	2017-09-17 01:11:09
10	Frank Ruskey	757	Java	2020-02-19 22:42:01

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	89	JavaScript (SpiderMonkey)	2023-05-31 06:47:30
2	Bjørn Chr. Soltvedt	240	JavaScript (SpiderMonkey)	2017-01-22 21:37:12

#	User	Length	Language	Date
1	Hidden user	234	Julia	2025-03-05 09:05:10
2	Timothy Gaede	1287	Julia	2024-09-30 05:28:18

#	User	Length	Language	Date
1	Adam Rankin	533	Kotlin	2023-05-08 22:47:17
2	Hidden user	1413	Kotlin	2020-02-05 20:08:34

#	User	Length	Language	Date
1	Oleg Smelov	1038	Pascal	2019-02-26 20:46:38

#	User	Length	Language	Date
1	Thomas Feld	243	Python 2	2019-09-23 14:46:19
2	Jesper Öqvist	372	Python 2	2018-11-01 23:03:31
3	Henrik Adolfsson	437	Python 2	2017-02-05 14:49:33
4	Isaac Lee	483	Python 2	2016-08-14 23:22:28
5	Rhys Balevicius	550	Python 2	2017-10-31 20:37:55
6	Andreas Björklund	575	Python 2	2021-11-15 06:37:51
7	Johan Lyts	642	Python 2	2019-09-11 12:54:48
8	Asger Hautop Drewsen	665	Python 2	2015-11-24 01:02:58
9	Bertrand Evertz	722	Python 2	2018-04-18 14:45:24
10	Christofer Ohlsson	732	Python 2	2017-05-16 07:35:32

#	User	Length	Language	Date
1	Shashank Bhatt	95	Python 3	2023-02-11 01:22:15
2	Kelly Dance	134	Python 3	2023-02-09 04:42:31
3	Farzam Abrishami	184	Python 3	2024-01-28 19:17:37
4	Peter Stauder	194	Python 3	2022-10-21 08:43:54
5	Lawry Sorenson	205	Python 3	2025-01-10 22:27:13
6	Noah Hessen Bjerke	230	Python 3	2025-12-04 18:49:44
7	Bùi Việt Dũng	255	Python 3	2020-09-26 03:41:56
8	Noah Gergel	264	Python 3	2019-04-14 23:41:58
9	Keerat Singh	265	Python 3	2022-10-11 16:41:34
10	Lee Isaac	277	Python 3	2023-05-13 20:07:16

#	User	Length	Language	Date
1	Thomas Feld	78	Ruby	2023-02-14 12:55:04
2	Hidden user	1401	Ruby	2017-07-12 23:48:33

#	User	Length	Language	Date
1	Christoffer Andersson	782	Rust	2024-02-11 19:34:37
2	HuaiYuan Jing	808	Rust	2025-09-21 05:18:37
3	Rasmus Andersson	1212	Rust	2024-02-10 23:14:01
4	Vincent Lagerros	2222	Rust	2024-02-08 01:24:07
5	Hidden user	8265	Rust	2019-02-10 10:40:46
6	Gustaf Bergmark	8324	Rust	2023-02-08 15:25:34
7	Hidden user	10894	Rust	2019-02-09 11:48:33

Solution running time distribution