Problem I
Repeating Decimal — Problem Statistics

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Submissions	2161
Accepted submissions	799
Submission ratio	36.97%
Authors	784
Full solves [?]	614
Full solve Ratio	78.32%

#	User	Runtime	Language	Date
1	Jón Steinn Elíasson	0.01 s	C	2017-06-13 22:02:38
2	Lionel KITIHOUN	0.01 s	C	2017-08-07 17:58:55
3	Silvena Lam	0.01 s	C	2018-03-07 15:38:40
4	Andrew Roberts	0.01 s	C	2018-04-22 08:11:59
5	Shaine Dandreve Ascutia	0.01 s	C	2023-05-06 18:14:35
6	Florian ten Napel	0.01 s	C	2024-11-16 01:22:21
7	Sambit Palit	0.02 s	C	2020-12-04 04:29:16
8	Collin Rapp	0.05 s	C	2015-09-13 22:46:36
9	Christian Lehner	0.06 s	C	2015-11-26 22:45:50
10	Christian Lindeström	0.06 s	C	2016-09-08 21:43:07

#	User	Runtime	Language	Date
1	Jens Erik	0.07 s	C#	2025-11-20 00:39:57
2	Simon Thillemann Nielsen	0.07 s	C#	2025-11-20 00:40:54
3	Andriy Zyevakov	0.11 s	C#	2019-06-24 17:07:51
4	Stefan Nordling	1.46 s	C#	2015-10-29 11:28:02

#	User	Runtime	Language	Date
1	Tomas Lagland	0.01 s	C++	2015-10-22 11:13:20
2	Supakorn Rassameemasmuang	0.01 s	C++	2016-09-12 07:07:27
3	Hidden user	0.01 s	C++	2017-05-15 13:53:07
4	Lionel KITIHOUN	0.01 s	C++	2017-08-07 17:11:24
5	Le Heng Chieu	0.01 s	C++	2017-09-01 12:09:08
6	Viraj Maddur	0.01 s	C++	2017-11-01 05:08:51
7	Bay Wei Heng	0.01 s	C++	2018-01-07 03:08:27
8	Antoni Guz	0.01 s	C++	2018-02-11 20:29:14
9	Grae Yeandle	0.01 s	C++	2018-03-12 17:19:51
10	Hidden user	0.01 s	C++	2018-08-02 11:54:22

#	User	Runtime	Language	Date
1	David Cawthon	0.06 s	Common Lisp	2019-06-02 19:30:11

#	User	Runtime	Language	Date
1	Norbert Voelker	0.10 s	Go	2021-11-26 01:24:33

#	User	Runtime	Language	Date
1	Matthew Johnson	0.05 s	Haskell	2017-05-02 19:06:25
2	Frank Siderio	0.05 s	Haskell	2017-05-03 16:50:59
3	Joshua Coward	0.05 s	Haskell	2022-04-27 15:37:08
4	Jan Hlavacek	0.07 s	Haskell	2016-11-05 02:25:27
5	Christian Leipe	0.12 s	Haskell	2016-02-24 14:54:56
6	Intrets	0.18 s	Haskell	2018-11-04 02:26:11

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.08 s	Java	2022-03-06 09:00:38
2	James Black	0.10 s	Java	2017-09-16 04:59:55
3	Herman Appelgren	0.12 s	Java	2018-07-14 20:59:10
4	Ranjith M	0.12 s	Java	2024-08-13 04:56:30
5	Finn Lidbetter	0.13 s	Java	2016-06-19 19:20:40
6	Doug Goodman	0.14 s	Java	2018-04-17 21:00:41
7	Martijn Muijsers	0.14 s	Java	2020-08-17 18:01:44
8	Akshay Gupta	0.15 s	Java	2017-10-30 04:27:44
9	Liam Keliher	0.15 s	Java	2019-06-07 13:46:49
10	Simon Xue	0.16 s	Java	2016-03-11 20:42:33

#	User	Runtime	Language	Date
1	Michael Laszlo	0.06 s	JavaScript (SpiderMonkey)	2016-10-19 23:51:46
2	Bjørn Chr. Soltvedt	0.08 s	JavaScript (SpiderMonkey)	2016-04-12 01:31:07
3	Christian Pilegaard Cederquist	0.15 s	JavaScript (SpiderMonkey)	2023-05-29 01:43:20
4	Michał Różycki	1.97 s	JavaScript (SpiderMonkey)	2017-02-05 22:12:32

#	User	Runtime	Language	Date
1	Hidden user	0.52 s	Julia	2025-04-20 22:31:09
2	Timothy Gaede	1.42 s	Julia	2024-09-18 09:44:39

#	User	Runtime	Language	Date
1	Hidden user	0.27 s	Kotlin	2020-05-08 03:00:02
2	Phường Lên	0.37 s	Kotlin	2020-04-21 04:34:40
3	Adam Rankin	0.47 s	Kotlin	2023-09-11 06:34:47
4	Dayan Ruben Gonzalez	0.58 s	Kotlin	2020-09-28 01:53:16
5	Taylor South	1.44 s	Kotlin	2024-12-17 01:46:57

#	User	Runtime	Language	Date
1	Silvena Lam	0.05 s	PHP	2018-03-07 17:34:56

#	User	Runtime	Language	Date
1	Neal Zane	0.06 s	Python 2	2016-08-05 08:02:27
2	Hermon Mulat	0.06 s	Python 2	2018-09-27 16:02:20
3	Bertrand Evertz	0.06 s	Python 2	2019-11-16 02:24:14
4	Thomas Feld	0.06 s	Python 2	2020-07-23 15:15:10
5	Michael Huang	0.07 s	Python 2	2018-03-22 16:23:48
6	Erik Tjøswold	0.07 s	Python 2	2019-01-08 13:04:01
7	Lars Åström	0.07 s	Python 2	2019-10-25 23:32:07
8	Eric Törnqvist	0.07 s	Python 2	2020-01-24 23:34:58
9	Yanmarshus Bachtiar	0.07 s	Python 2	2020-09-23 04:11:13
10	Andreas Björklund	0.07 s	Python 2	2021-11-20 17:42:42

#	User	Runtime	Language	Date
1	Rick May	0.02 s	Python 3	2017-01-21 01:03:35
2	Ciara Godwin	0.02 s	Python 3	2017-06-28 21:00:39
3	Laurits Christensen	0.02 s	Python 3	2018-02-18 17:45:44
4	john marcoux	0.02 s	Python 3	2019-09-28 19:06:13
5	Bjørn Dons	0.03 s	Python 3	2018-11-04 02:49:58
6	Vincent Tandya	0.03 s	Python 3	2019-01-15 17:29:36
7	Wang Zhi Jian	0.03 s	Python 3	2019-04-27 17:47:45
8	Samuel Henry Kurniawan	0.03 s	Python 3	2019-05-20 18:41:59
9	Simon Berens	0.03 s	Python 3	2019-09-21 02:27:32
10	Oskar Haarklou Veileborg	0.03 s	Python 3	2019-10-30 15:03:17

#	User	Runtime	Language	Date
1	Thomas Feld	0.08 s	Ruby	2023-02-14 13:10:35
2	Kieran Maharaj	0.57 s	Ruby	2021-01-03 13:03:27

#	User	Runtime	Language	Date
1	Gustaf Blomqvist	0.01 s	Rust	2020-02-29 16:53:27
2	Vincent Lagerros	0.01 s	Rust	2024-11-21 23:54:05
3	Bas Dirks	0.06 s	Rust	2022-01-27 12:44:55
4	Isak Jägberg	0.08 s	Rust	2021-01-16 20:22:33
5	Pahlevi Fikri Auliya	0.09 s	Rust	2021-03-11 13:38:20
6	Eric Pinter	0.12 s	Rust	2022-05-18 05:37:27

#	User	Runtime	Language	Date
1	Eliot White	0.09 s	TypeScript	2025-09-29 13:25:29

#	User	Length	Language	Date
1	Florian ten Napel	151	C	2024-11-16 00:58:13
2	Christian Lindeström	217	C	2016-09-08 21:43:07
3	Jesper Öqvist	298	C	2018-09-12 12:52:30
4	Hidden user	300	C	2017-02-07 19:01:42
5	Collin Rapp	348	C	2015-09-13 22:46:36
6	Noah Ó Donnaile	384	C	2017-03-21 20:50:42
7	Lionel KITIHOUN	398	C	2017-08-07 17:58:55
8	Andrew Roberts	547	C	2018-04-22 08:11:59
9	Haerul Gunawan	561	C	2019-12-24 06:12:49
10	Mikael K Eriksson	621	C	2022-03-21 10:17:47

#	User	Length	Language	Date
1	Simon Thillemann Nielsen	908	C#	2025-11-20 00:40:54
2	Jens Erik	909	C#	2025-11-20 00:39:57
3	Stefan Nordling	966	C#	2015-10-29 11:28:02
4	Andriy Zyevakov	4274	C#	2019-06-24 17:07:51

#	User	Length	Language	Date
1	a_b__c	191	C++	2021-02-11 20:37:43
2	Zane Yu	198	C++	2018-12-30 05:05:23
3	Ethan Partidas	207	C++	2017-02-08 21:29:19
4	黃浚瑜	208	C++	2022-02-13 15:47:41
5	Way Tan	209	C++	2018-11-30 13:18:01
6	Yeung Man Tsung	209	C++	2022-12-24 09:42:23
7	Naufal Aziz	217	C++	2017-02-23 03:29:46
8	Teikn Smith	220	C++	2024-06-18 06:06:31
9	Syx Pek	222	C++	2016-01-28 13:42:18
10	Johan Wind	224	C++	2018-04-21 19:02:45

#	User	Length	Language	Date
1	David Cawthon	1167	Common Lisp	2019-06-02 19:30:11

#	User	Length	Language	Date
1	Norbert Voelker	732	Go	2021-11-26 01:24:33

#	User	Length	Language	Date
1	Matthew Johnson	292	Haskell	2017-05-02 19:06:25
2	Jan Hlavacek	334	Haskell	2016-11-05 02:25:27
3	Joshua Coward	338	Haskell	2022-04-27 15:37:08
4	Christian Leipe	375	Haskell	2016-02-24 14:54:56
5	Intrets	594	Haskell	2018-11-04 02:32:36
6	Frank Siderio	1061	Haskell	2017-05-03 16:50:59

#	User	Length	Language	Date
1	Scott MacIntosh	397	Java	2019-11-22 01:24:10
2	James McDowell	399	Java	2021-10-21 00:04:21
3	Alex Coleman	407	Java	2018-10-16 17:51:13
4	Fletcher	423	Java	2024-12-17 01:27:47
5	Pedro Contipelli	426	Java	2017-02-02 14:39:45
6	Hidden user	449	Java	2021-02-07 06:09:46
7	Alberto Alvarez	450	Java	2018-08-17 17:54:19
8	Stephanie Wiener	459	Java	2020-03-23 01:00:30
9	Justin Zhang	459	Java	2021-10-20 23:59:28
10	Patrick Fischer	477	Java	2016-03-09 16:46:19

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	211	JavaScript (SpiderMonkey)	2023-05-29 01:43:20
2	Michael Laszlo	866	JavaScript (SpiderMonkey)	2016-10-19 23:51:46
3	Michał Różycki	8469	JavaScript (SpiderMonkey)	2017-02-05 22:12:32
4	Bjørn Chr. Soltvedt	100074	JavaScript (SpiderMonkey)	2016-04-12 01:31:07

#	User	Length	Language	Date
1	Hidden user	108	Julia	2025-04-20 22:42:54
2	Timothy Gaede	556	Julia	2024-09-18 09:44:39

#	User	Length	Language	Date
1	Dayan Ruben Gonzalez	309	Kotlin	2020-09-28 01:53:16
2	Phường Lên	356	Kotlin	2020-04-21 04:34:40
3	Hidden user	603	Kotlin	2020-05-08 03:00:02
4	Adam Rankin	660	Kotlin	2023-09-11 06:34:47
5	Taylor South	825	Kotlin	2025-02-18 23:56:14

#	User	Length	Language	Date
1	Silvena Lam	390	PHP	2018-03-07 05:34:59

#	User	Length	Language	Date
1	Thomas Feld	103	Python 2	2020-07-23 15:16:30
2	Lars Åström	211	Python 2	2019-10-25 23:32:07
3	Andreas Björklund	224	Python 2	2021-11-20 17:42:42
4	Frederik Højholt	231	Python 2	2016-11-10 09:18:31
5	Eric Törnqvist	231	Python 2	2020-01-24 23:26:09
6	Guan Yang Ze	249	Python 2	2019-12-03 17:42:22
7	Neal Zane	259	Python 2	2016-08-05 08:02:27
8	Johan Lyts	263	Python 2	2019-04-06 15:10:08
9	Herbert Ilhan Tanujaya	265	Python 2	2019-03-24 12:17:54
10	Michael Huang	269	Python 2	2018-03-22 16:23:48

#	User	Length	Language	Date
1	Lily Gloudemans	92	Python 3	2025-02-21 02:11:12
2	Peter Stauder	104	Python 3	2023-04-24 20:46:08
3	Ian DeHaan	107	Python 3	2022-11-19 19:19:42
4	Hidden user	127	Python 3	2023-06-09 01:43:30
5	Guk Yi Siong	131	Python 3	2023-08-11 20:12:24
6	Jakob Rødal Skaar	133	Python 3	2025-09-25 18:11:58
7	David Brink	136	Python 3	2017-02-15 21:34:01
8	Ahmed Chamseddine	141	Python 3	2025-07-01 08:28:59
9	Sander Oppen	143	Python 3	2024-12-18 11:44:59
10	Timothy White	145	Python 3	2023-02-26 18:55:40

#	User	Length	Language	Date
1	Thomas Feld	60	Ruby	2023-02-14 13:10:35
2	Kieran Maharaj	401	Ruby	2021-01-03 13:03:27

#	User	Length	Language	Date
1	Gustaf Blomqvist	620	Rust	2020-02-29 16:42:14
2	Bas Dirks	713	Rust	2022-01-27 12:44:55
3	Eric Pinter	1195	Rust	2022-05-18 05:37:27
4	Pahlevi Fikri Auliya	2500	Rust	2021-03-11 13:38:20
5	Isak Jägberg	2797	Rust	2021-01-16 20:22:33
6	Vincent Lagerros	17006	Rust	2024-11-21 23:54:05

#	User	Length	Language	Date
1	Eliot White	751	TypeScript	2025-09-29 13:25:29

Solution running time distribution