Problem C
T9 Spelling — Problem Statistics

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Submissions	22468
Accepted submissions	9264
Submission ratio	41.23%
Authors	7219
Full solves [?]	6800
Full solve Ratio	94.20%

#	User	Runtime	Language	Date
1	Danny Robinson	0.10 s	Bash	2023-10-31 10:10:42

#	User	Runtime	Language	Date
1	Tommy Ivarsson	0.02 s	C#	2015-04-21 15:37:31
2	Marcin Dudek	0.02 s	C#	2015-09-05 00:44:03
3	Rasmus Brants	0.02 s	C#	2017-03-28 17:01:43
4	Faisal Rahman	0.02 s	C#	2017-11-08 10:16:04
5	Andriy Zyevakov	0.02 s	C#	2019-05-29 20:46:23
6	Rickard Bemm	0.02 s	C#	2022-02-09 17:27:39
7	Karoline Øijorden	0.02 s	C#	2022-02-24 13:13:51
8	Joe Amenta	0.03 s	C#	2014-12-07 05:39:03
9	masosz	0.03 s	C#	2015-02-01 19:55:43
10	Christopher Daly	0.03 s	C#	2015-07-15 23:23:34

#	User	Runtime	Language	Date
1	Patrick Bahr	0.04 s	F#	2021-02-14 21:55:15
2	Jacob Harris Cryer Kragh	0.05 s	F#	2022-07-01 18:06:38

#	User	Runtime	Language	Date
1	Sushil Koirala	0.00 s	Go	2024-10-23 11:01:34
2	LonelyAkshay	0.00 s	Go	2025-08-09 20:42:29
3	Jimmy Nejtron	0.01 s	Go	2023-09-09 15:11:38
4	Norbert Voelker	0.02 s	Go	2021-04-14 17:58:54
5	Albert Rise Nielsen	0.03 s	Go	2021-08-31 19:31:35
6	Andreas Gottschalk Krath	0.04 s	Go	2022-07-06 23:16:58
7	Sergey Jakobsen	0.07 s	Go	2022-01-15 01:06:33
8	Krzysztof Gibuła	0.08 s	Go	2021-03-20 19:24:03
9	dick move	0.08 s	Go	2021-05-28 15:19:46
10	Péter Szakszon	0.08 s	Go	2021-12-31 11:13:28

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Haskell	2015-01-07 12:59:57
2	Markus Läll	0.01 s	Haskell	2015-02-18 12:01:32
3	Lars Tveito	0.01 s	Haskell	2015-07-20 18:24:04
4	Hidden user	0.01 s	Haskell	2015-10-04 22:48:45
5	姚锦铭	0.01 s	Haskell	2016-11-21 18:00:28
6	John Grzechowiak	0.01 s	Haskell	2017-02-15 00:59:29
7	César Antonio Carvajal de la Haza	0.01 s	Haskell	2017-04-23 14:05:36
8	Antony Lee	0.01 s	Haskell	2017-09-13 18:52:57
9	Birk Tjelmeland	0.01 s	Haskell	2017-12-26 15:49:51
10	Dario Vidas	0.01 s	Haskell	2019-06-16 05:29:10

#	User	Runtime	Language	Date
1	Clement Oh	0.06 s	Java	2022-07-19 10:46:39
2	Lee Heng Sheng	0.06 s	Java	2024-05-05 12:16:47
3	Lee Min Rui	0.06 s	Java	2024-09-06 03:18:37
4	Jaslyn Tay Shi Hui	0.06 s	Java	2024-09-06 05:10:22
5	Yew Rui Gerwayne	0.06 s	Java	2024-09-06 05:34:12
6	Tai Zong Jie	0.06 s	Java	2024-09-06 05:40:44
7	Ryan Darius Lim	0.06 s	Java	2024-09-06 07:51:37
8	Yu Yihan Allexis	0.06 s	Java	2024-09-06 08:48:01
9	Hidden user	0.06 s	Java	2024-09-06 11:27:32
10	Wong Ji Wei Xylia	0.06 s	Java	2024-09-06 17:02:44

#	User	Runtime	Language	Date
1	Muhammad	0.05 s	JavaScript (Node.js)	2024-10-28 11:53:44
2	Hidden user	0.06 s	JavaScript (Node.js)	2024-09-10 19:36:39
3	Gurpartap Singh Bhatti	0.07 s	JavaScript (Node.js)	2019-03-18 06:58:28
4	Sander Hellesø	0.08 s	JavaScript (Node.js)	2019-04-21 22:19:36
5	Ralf Leistad	0.08 s	JavaScript (Node.js)	2019-04-27 08:45:54
6	Ephrem Demelash	0.10 s	JavaScript (Node.js)	2022-11-24 09:09:28
7	Sofonias Abathun	0.10 s	JavaScript (Node.js)	2022-11-24 09:27:04
8	Greg Gorlen	0.10 s	JavaScript (Node.js)	2023-02-17 02:04:47
9	Lioul Behailu Desta	0.15 s	JavaScript (Node.js)	2022-12-05 20:06:36
10	Mohamed Hosny Ahmed	0.43 s	JavaScript (Node.js)	2019-11-05 14:57:31

#	User	Runtime	Language	Date
1	Peter Kedemo	0.02 s	JavaScript (SpiderMonkey)	2015-12-21 01:26:47
2	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2016-02-09 22:04:49
3	Ryan Huang	0.03 s	JavaScript (SpiderMonkey)	2016-02-24 20:43:08
4	Peter Menyes	0.03 s	JavaScript (SpiderMonkey)	2021-02-06 13:41:51
5	Zach Tschetter	0.03 s	JavaScript (SpiderMonkey)	2023-05-03 00:07:41
6	Jimmy Gustafsson	0.03 s	JavaScript (SpiderMonkey)	2024-07-13 19:37:18
7	Evan Magill	0.03 s	JavaScript (SpiderMonkey)	2024-09-08 07:00:29
8	Nicklas Utgaard	0.04 s	JavaScript (SpiderMonkey)	2021-04-24 15:24:58
9	Alexander Vestin	0.05 s	JavaScript (SpiderMonkey)	2022-10-16 22:45:13
10	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2022-11-13 01:51:01

#	User	Runtime	Language	Date
1	Timothy Gaede	0.68 s	Julia	2024-03-23 07:48:38

#	User	Runtime	Language	Date
1	Jacob Huebner	0.18 s	Kotlin	2020-03-18 01:33:07
2	Johnny Baloney	0.20 s	Kotlin	2021-12-08 16:00:42
3	Yang Tang	0.22 s	Kotlin	2023-07-30 06:22:43
4	Adam Rankin	0.22 s	Kotlin	2023-08-07 20:39:15
5	Dmitry Shostak	0.24 s	Kotlin	2018-08-21 11:41:30
6	Neil Harmon	0.25 s	Kotlin	2019-05-06 10:57:12
7	Dayan Ruben Gonzalez	0.25 s	Kotlin	2020-10-05 04:17:59
8	Albert Pala	0.26 s	Kotlin	2021-07-12 13:10:59
9	James WIlliams	0.30 s	Kotlin	2020-12-21 07:51:43
10	Chris Johnson	0.31 s	Kotlin	2023-04-20 05:59:27

#	User	Runtime	Language	Date
1	Drake Schram	0.02 s	Lua	2025-02-24 20:06:21

#	User	Runtime	Language	Date
1	David Connolly	0.00 s	Pascal	2017-08-31 16:14:35
2	Ingemar Ragnemalm	0.00 s	Pascal	2022-09-11 09:39:57

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2021-05-24 22:29:34
2	Alessandro Pasqualini	0.02 s	PHP	2019-01-13 13:35:00
3	Andre Wahyudi	0.02 s	PHP	2022-10-21 05:58:46
4	Jonas Lindenskov Nielsen	0.04 s	PHP	2019-10-08 14:56:17
5	Petr Trofimov	0.04 s	PHP	2021-04-22 11:08:16

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.16 s	Prolog	2023-02-12 23:37:27

#	User	Runtime	Language	Date
1	Gustaf Waldemarson	0.03 s	Python 2	2015-01-19 18:25:52
2	Shrenik Jain	0.03 s	Python 2	2015-03-30 22:54:14
3	Christofer Ohlsson	0.03 s	Python 2	2015-04-10 13:11:25
4	Team Baud	0.03 s	Python 2	2015-04-16 09:55:24
5	Greg Hamerly	0.03 s	Python 2	2015-05-09 02:47:27
6	Erik Odenman	0.03 s	Python 2	2015-05-12 22:53:23
7	Mohamed Badawy	0.03 s	Python 2	2015-06-27 15:00:24
8	Fredrik Carlsen	0.03 s	Python 2	2015-07-26 14:23:10
9	Nick Wu	0.03 s	Python 2	2015-10-14 02:18:25
10	Hans Rusten	0.03 s	Python 2	2015-10-22 11:56:39

#	User	Runtime	Language	Date
1	Nathaniel Gibson	0.02 s	Python 3	2015-07-02 19:16:23
2	David Valleau	0.02 s	Python 3	2015-07-03 19:16:33
3	Fredrik Carlsen	0.02 s	Python 3	2015-07-26 14:23:25
4	Thais Minet	0.02 s	Python 3	2016-03-29 19:03:51
5	Antoine Paret	0.02 s	Python 3	2017-01-27 16:43:05
6	Sebastian Fredriksson Bernholtz	0.02 s	Python 3	2017-05-21 14:07:18
7	Andrew Fales	0.02 s	Python 3	2017-11-02 17:24:31
8	Michelle Sandström	0.02 s	Python 3	2017-11-19 23:38:49
9	Hidden user	0.02 s	Python 3	2018-02-11 23:53:50
10	Bill Alger	0.02 s	Python 3	2018-04-04 21:40:36

#	User	Runtime	Language	Date
1	Gerry Hall	0.05 s	Ruby	2016-03-27 08:14:09
2	Erik Rydbert	0.05 s	Ruby	2016-07-15 13:21:34
3	Macdara mac an tSionnaigh	0.06 s	Ruby	2019-10-03 04:22:43
4	Wade Westfall	0.07 s	Ruby	2016-04-12 19:47:27
5	Andrei Avram	0.07 s	Ruby	2019-08-22 18:34:21
6	Bharath Kumar Sunkara	0.07 s	Ruby	2019-09-26 08:50:56
7	Kainikireddy Venkata Pavan Kumar Reddy	0.07 s	Ruby	2019-09-26 09:20:26
8	S.P.Krishna Babu	0.07 s	Ruby	2019-09-26 09:20:46
9	Patrick Elsen	0.07 s	Ruby	2022-09-11 14:21:10
10	Noah Hessen Bjerke	0.08 s	Ruby	2022-11-24 02:14:50

#	User	Runtime	Language	Date
1	Joe Blower	0.00 s	Zig	2025-05-18 18:15:16

#	User	Length	Language	Date
1	Danny Robinson	294	Bash	2023-10-31 10:10:42

#	User	Length	Language	Date
1	Martin Blom	407	C	2023-10-17 21:23:44
2	林秉軒	568	C	2016-12-25 14:01:08
3	Thibault Raffaillac	636	C	2016-06-01 18:13:24
4	Chandan Singh	708	C	2015-05-31 12:09:49
5	Mustapha Slimani	717	C	2021-03-16 19:20:31
6	Nguyen Cong Thuyen	744	C	2016-09-10 05:44:07
7	Lê Khanh	745	C	2016-06-21 18:17:15
8	Ximun Castoreo	793	C	2020-09-21 16:14:28
9	winnie the pooh	806	C	2021-06-05 05:32:08
10	Lee Geng Yu	808	C	2018-01-08 07:17:57

#	User	Length	Language	Date
1	Esty Crow	835	C#	2025-05-16 07:30:50
2	clarence chen	864	C#	2025-05-16 19:07:12
3	Göran Andersson	924	C#	2022-05-09 20:25:51
4	Daniel Doran	977	C#	2016-10-06 03:26:55
5	Mark Meysenburg	1051	C#	2023-01-29 21:15:58
6	Doug Goodman	1128	C#	2018-06-01 23:57:55
7	Գոռ Բաղդասարյան	1223	C#	2024-06-14 08:08:29
8	Hung Le Van	1287	C#	2016-06-19 14:05:57
9	Mạnh Hoàn	1301	C#	2016-06-24 07:52:54
10	Nguyễn Trọng Hà	1301	C#	2016-06-24 14:03:14

#	User	Length	Language	Date
1	Amir Shams	531	C++	2015-06-24 14:16:29
2	Abid Falih	564	C++	2016-08-08 20:33:56
3	Yeung Man Tsung	587	C++	2022-11-20 07:30:39
4	Gia Bao Ho	588	C++	2016-06-13 12:23:50
5	Tran Thanh Quang	593	C++	2017-10-10 08:36:15
6	Spynder	594	C++	2023-09-07 15:58:10
7	Antonio Molina Lovett	606	C++	2016-08-07 08:46:53
8	Tan Teong Seng	617	C++	2020-09-19 17:13:22
9	Yury Kuvshynov	620	C++	2021-09-22 15:23:44
10	Nguyen Thanh	636	C++	2018-05-23 04:41:59

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1168	F#	2022-07-01 18:06:38
2	Patrick Bahr	2531	F#	2021-02-14 21:55:15

#	User	Length	Language	Date
1	Sergey Jakobsen	740	Go	2022-01-15 01:06:33
2	LonelyAkshay	866	Go	2025-08-09 20:39:45
3	Scott Dauer	882	Go	2020-09-09 21:51:46
4	Anthony Alves	997	Go	2017-01-22 06:03:40
5	Michal Sekletár	1019	Go	2015-07-05 23:35:46
6	Việt Hà Nguyễn	1051	Go	2016-06-19 03:45:49
7	Krzysztof Gibuła	1064	Go	2021-03-20 19:24:03
8	Jimmy Nejtron	1094	Go	2023-09-09 15:11:38
9	Sushil Koirala	1169	Go	2024-10-23 11:01:34
10	Andreas Gottschalk Krath	1239	Go	2022-07-06 23:16:58

#	User	Length	Language	Date
1	Li Jun	634	Haskell	2023-07-02 17:59:08
2	Birk Tjelmeland	639	Haskell	2017-12-26 15:49:51
3	Lars Tveito	757	Haskell	2015-07-20 18:24:04
4	Monique Oliveira	773	Haskell	2021-09-10 19:13:29
5	Hidden user	775	Haskell	2019-08-24 21:15:46
6	Antony Lee	811	Haskell	2017-09-13 18:52:57
7	Andrés Marzal Varó	847	Haskell	2020-10-10 09:33:46
8	Joe Little	893	Haskell	2024-11-15 11:46:30
9	Øyvind Almli	912	Haskell	2021-09-08 00:36:02
10	Steinar Simonnes	913	Haskell	2024-01-31 15:32:06

#	User	Length	Language	Date
1	Ryan L.	741	Java	2018-04-10 05:20:16
2	Kurtis Van Gent	746	Java	2016-02-23 17:13:59
3	Doug Goodman	752	Java	2016-06-08 18:52:07
4	daffa fathani adila	755	Java	2021-02-05 11:08:20
5	Brendon Zhang	783	Java	2017-02-07 01:02:05
6	Jesse Ventura	795	Java	2016-10-06 03:12:42
7	Andrew Heng	821	Java	2015-12-03 02:52:33
8	Guo Xiaoyang	821	Java	2019-09-02 09:14:13
9	Anton Sandin	828	Java	2022-04-30 16:44:58
10	Udit Sanghi	832	Java	2021-07-26 17:29:12

#	User	Length	Language	Date
1	Greg Gorlen	740	JavaScript (Node.js)	2023-02-17 02:04:47
2	Lioul Behailu Desta	843	JavaScript (Node.js)	2022-12-05 20:06:36
3	Antoine Bauri	917	JavaScript (Node.js)	2021-02-19 21:32:10
4	Hidden user	1161	JavaScript (Node.js)	2023-09-12 05:18:12
5	Gurpartap Singh Bhatti	1235	JavaScript (Node.js)	2019-03-18 07:00:45
6	Ephrem Demelash	1295	JavaScript (Node.js)	2022-11-24 09:09:28
7	Nick Ivanov	1423	JavaScript (Node.js)	2020-03-10 01:00:00
8	Mohamed Hosny Ahmed	1439	JavaScript (Node.js)	2019-11-05 14:57:31
9	Andoko Chandra	1446	JavaScript (Node.js)	2020-10-07 10:28:33
10	Chris Wong	1457	JavaScript (Node.js)	2021-02-06 17:17:57

#	User	Length	Language	Date
1	Jimmy Gustafsson	276	JavaScript (SpiderMonkey)	2024-07-13 19:37:18
2	Christian Pilegaard Cederquist	391	JavaScript (SpiderMonkey)	2022-11-13 01:51:01
3	Peter Kedemo	604	JavaScript (SpiderMonkey)	2015-12-21 01:26:47
4	Zach Tschetter	654	JavaScript (SpiderMonkey)	2023-05-03 00:07:41
5	Bjørn Chr. Soltvedt	680	JavaScript (SpiderMonkey)	2016-02-09 22:04:49
6	Evan Magill	759	JavaScript (SpiderMonkey)	2024-09-08 07:00:29
7	Peter Menyes	763	JavaScript (SpiderMonkey)	2021-02-06 13:41:51
8	Ryan Huang	877	JavaScript (SpiderMonkey)	2016-02-24 20:43:08
9	Nicklas Utgaard	1008	JavaScript (SpiderMonkey)	2021-04-24 15:24:58
10	Alexander Vestin	1269	JavaScript (SpiderMonkey)	2022-10-16 22:45:13

#	User	Length	Language	Date
1	Timothy Gaede	1825	Julia	2024-03-23 07:48:38

#	User	Length	Language	Date
1	Yang Tang	670	Kotlin	2023-07-30 06:22:43
2	Chris Johnson	809	Kotlin	2023-04-20 05:59:27
3	Dayan Ruben Gonzalez	814	Kotlin	2020-10-05 04:17:59
4	Dmitry Shostak	823	Kotlin	2018-08-21 11:56:19
5	Emil Wihlander	835	Kotlin	2023-07-27 14:59:08
6	Ashish Singh	871	Kotlin	2023-01-31 14:22:58
7	Albert Pala	895	Kotlin	2021-07-12 13:10:59
8	Adam Rankin	920	Kotlin	2023-08-07 20:39:15
9	Mike Menendez	962	Kotlin	2019-05-02 03:18:08
10	Magnus Tønnessen	1024	Kotlin	2021-09-06 15:32:11

#	User	Length	Language	Date
1	Drake Schram	2902	Lua	2025-02-24 20:06:21

#	User	Length	Language	Date
1	Ingemar Ragnemalm	996	Pascal	2022-09-11 09:39:57
2	David Connolly	6060	Pascal	2017-08-31 16:14:35

#	User	Length	Language	Date
1	Jonas Lindenskov Nielsen	748	PHP	2019-11-23 14:15:52
2	Renate	918	PHP	2021-05-24 22:29:34
3	Petr Trofimov	967	PHP	2021-04-22 11:08:16
4	Alessandro Pasqualini	1360	PHP	2019-01-13 13:35:00
5	Andre Wahyudi	2020	PHP	2022-10-21 05:58:46

#	User	Length	Language	Date
1	Hakan Kjellerstrand	934	Prolog	2023-02-12 23:37:27

#	User	Length	Language	Date
1	Thomas Feld	250	Python 2	2019-08-19 16:08:03
2	Andreas Björklund	374	Python 2	2021-03-24 16:24:47
3	Erik Odenman	394	Python 2	2015-05-12 22:53:23
4	Paweł Kordowski	394	Python 2	2015-11-29 11:15:00
5	Jesper Öqvist	404	Python 2	2018-10-23 00:51:28
6	Mohamed Badawy	410	Python 2	2015-06-27 15:00:24
7	Haggai Liu	462	Python 2	2016-12-28 11:32:46
8	Daniel Strizhevsky	467	Python 2	2016-09-17 03:54:00
9	Alex Van Keulen	478	Python 2	2018-02-08 05:46:38
10	Johan Lyts	492	Python 2	2019-07-04 21:32:42

#	User	Length	Language	Date
1	Adam Levav	186	Python 3	2023-01-25 00:34:09
2	Gustav Elmqvist	202	Python 3	2023-02-13 19:59:41
3	Thomas Feld	222	Python 3	2022-11-04 14:27:47
4	Hidden user	227	Python 3	2025-09-23 11:42:13
5	Charles Ancheta	232	Python 3	2023-04-07 22:07:23
6	Henri Lemoine	240	Python 3	2022-09-09 21:42:40
7	Joel Niemelä	263	Python 3	2025-05-04 00:08:37
8	Ahmed Chamseddine	271	Python 3	2023-10-19 14:52:28
9	Magnus Hokland Hegdahl	278	Python 3	2023-11-16 00:46:21
10	Andrew Mackenzie	284	Python 3	2022-09-07 06:01:41

#	User	Length	Language	Date
1	Thomas Feld	168	Ruby	2023-05-22 14:55:25
2	Patrick Elsen	282	Ruby	2022-09-11 14:21:10
3	Daniel Harder	336	Ruby	2018-09-01 04:35:33
4	Alexander Bilde Pedersen	444	Ruby	2023-09-19 17:56:26
5	Noah Hessen Bjerke	550	Ruby	2022-11-24 02:14:50
6	Gerry Hall	567	Ruby	2016-03-27 08:14:09
7	Macdara mac an tSionnaigh	635	Ruby	2019-10-03 04:22:43
8	Erik Rydbert	697	Ruby	2016-07-15 13:21:34
9	Andrei Avram	790	Ruby	2019-08-22 18:34:21
10	Bharath Kumar Sunkara	790	Ruby	2019-09-26 08:50:56

#	User	Length	Language	Date
1	Vincent Lagerros	850	Rust	2024-12-03 20:28:22
2	Pankajkumar Patro	1306	Rust	2025-04-06 20:39:26
3	David Vinje	1324	Rust	2023-09-13 12:37:05
4	David Zacek	1372	Rust	2021-05-21 17:16:46
5	Constantin Buruiana	1422	Rust	2024-09-09 00:44:48
6	Emil Dichmann	1426	Rust	2025-09-07 11:10:09
7	David Rasch	1516	Rust	2020-10-23 14:09:50
8	Louis Bouchard	1552	Rust	2024-09-08 08:06:12
9	Bas Dirks	1556	Rust	2022-01-02 18:51:45
10	Selim Yetkin	1599	Rust	2023-09-15 12:36:38

#	User	Length	Language	Date
1	Joe Blower	2091	Zig	2025-05-18 18:15:16

Solution running time distribution