Problem E
Backspace — Problem Statistics

Back to problem description

Submissions	24407
Accepted submissions	9054
Submission ratio	37.10%
Authors	7507
Accepted authors	6463
Author ratio	86.09%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.39	Bash	2024-03-28 13:18:14

#	User	Runtime	Language	Date
1	Øyvind Almli	0.02	C#	2022-10-27 14:41:16
2	Peter Thorsen	0.03	C#	2016-05-01 09:57:11
3	Duelene Olson	0.03	C#	2016-06-17 18:08:46
4	Benjamin Pintér	0.03	C#	2016-07-12 13:52:51
5	Jakob Botsch Nielsen	0.03	C#	2016-10-12 17:03:48
6	Khin Nyunt	0.03	C#	2017-09-12 07:33:01
7	Vijaya Sekhar Gullapalli	0.03	C#	2017-12-05 02:12:18
8	Omar Thamer	0.03	C#	2018-04-27 14:18:18
9	Shiyi Du	0.03	C#	2018-10-10 05:40:49
10	Henrik Andersson	0.03	C#	2018-11-04 19:32:45

#	User	Runtime	Language	Date
1	Paul Khadim	0	C++	2018-05-20 15:25:43
2	Chen Shenghao	0	C++	2019-02-28 17:24:08
3	Marcus Blücher	0	C++	2019-10-07 11:53:14
4	Anton Siderud	0	C++	2019-10-07 11:54:30
5	Agis Daniels	0	C++	2020-08-03 18:36:11
6	Øyvind Almli	0	C++	2022-07-22 22:16:31
7	Nguyễn Trung Kiên (FPL CT)	0	C++	2022-07-23 05:37:37
8	Jonathan Hallström	0	C++	2024-04-06 13:56:34
9	Hosein Jedi	0.01	C++	2016-04-26 09:07:44
10	Hidden user	0.01	C++	2016-04-26 22:13:34

#	User	Runtime	Language	Date
1	Jinwoo Lee	0.08	Common Lisp	2020-09-30 07:12:25
2	David Cawthon	0.14	Common Lisp	2019-06-11 17:08:44
3	Timothy Bilik	0.17	Common Lisp	2021-12-26 03:06:15
4	Peter Elliott	0.18	Common Lisp	2019-09-06 23:41:16

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.22	F#	2023-01-03 20:10:40
2	Stefan Schmiedl	0.32	F#	2024-08-27 22:48:52
3	Laurits Kure	0.54	F#	2024-08-28 15:03:43

#	User	Runtime	Language	Date
1	Leonora Andrea Lindqvist Nielsen	0.01	Go	2023-08-29 18:28:35
2	Carl Martin Rosenberg	0.03	Go	2022-07-29 00:15:34
3	Kiki Ibrahim	0.03	Go	2024-08-10 14:28:51
4	Annopdanai Pamarapa	0.04	Go	2024-02-15 05:10:05
5	Jinwoo Lee	0.08	Go	2018-12-24 04:53:06
6	Dick Appel	0.08	Go	2020-06-10 13:27:00
7	Péter Szakszon	0.08	Go	2021-12-14 21:41:21
8	Christopher Fjellström	0.09	Go	2016-10-09 23:57:33
9	dick move	0.09	Go	2021-05-04 17:05:37
10	Norbert Voelker	0.09	Go	2021-07-25 00:32:21

#	User	Runtime	Language	Date
1	Øyvind Almli	0.02	Haskell	2023-12-30 02:30:05
2	Tim Put	0.04	Haskell	2020-10-02 23:49:20
3	Brent Yorgey	0.12	Haskell	2017-10-04 03:43:31
4	Qi Ji	0.12	Haskell	2018-06-22 10:47:22
5	Rudi Svartveit	0.12	Haskell	2018-08-30 15:02:58
6	César Antonio Carvajal de la Haza	0.13	Haskell	2017-04-27 12:49:46
7	Miguel Müller	0.13	Haskell	2017-11-10 18:31:08
8	BlackcapCoder	0.13	Haskell	2019-05-01 07:11:31
9	Esther Chong	0.14	Haskell	2019-09-11 13:56:09
10	Justin Grubbs	0.14	Haskell	2024-03-13 23:47:52

#	User	Runtime	Language	Date
1	Øyvind Almli	0.07	Java	2022-02-02 12:10:19
2	Clement Oh	0.07	Java	2022-08-25 10:54:45
3	Sven Rönnbäck	0.07	Java	2023-05-06 09:16:14
4	Bjørnar Almli	0.08	Java	2018-09-13 10:40:36
5	Tomas	0.09	Java	2017-06-19 20:02:10
6	Hidden user	0.1	Java	2016-08-17 17:54:55
7	Hà Minh Ngọc	0.1	Java	2016-08-19 05:30:30
8	Hidden user	0.1	Java	2018-07-09 11:57:14
9	Samuel Klingström	0.11	Java	2017-05-12 23:02:27
10	Robert Åkemalm	0.11	Java	2017-06-15 22:28:01

#	User	Runtime	Language	Date
1	Sander Hellesø	0.15	JavaScript (Node.js)	2019-04-12 23:58:14
2	William Andrea	0.16	JavaScript (Node.js)	2024-02-16 07:20:50
3	Candace Graus	0.17	JavaScript (Node.js)	2019-02-05 06:40:41
4	Joakim Goyle Dissing	0.17	JavaScript (Node.js)	2024-08-29 09:43:55
5	Andreas Giehm	0.18	JavaScript (Node.js)	2023-12-22 19:09:49
6	Evelina Berg	0.19	JavaScript (Node.js)	2022-07-09 22:59:48
7	August Danell Håkansson	0.2	JavaScript (Node.js)	2023-05-22 14:56:24
8	Carl Sundvall	0.41	JavaScript (Node.js)	2019-02-04 17:38:01
9	Bjørnar Almli	0.52	JavaScript (Node.js)	2021-04-05 08:39:35
10	Kevin Ma	0.55	JavaScript (Node.js)	2020-07-14 19:18:40

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05	JavaScript (SpiderMonkey)	2016-04-27 00:16:24
2	Peter Kedemo	0.05	JavaScript (SpiderMonkey)	2016-05-06 18:32:05
3	Christian Cederquist	0.05	JavaScript (SpiderMonkey)	2023-01-30 14:06:55
4	Zach Tschetter	0.05	JavaScript (SpiderMonkey)	2023-04-17 15:42:27
5	Drake Farrokhi	0.05	JavaScript (SpiderMonkey)	2023-09-13 00:27:44
6	Pranjal Paneru	0.05	JavaScript (SpiderMonkey)	2023-10-21 08:06:15
7	Mohammad R. Mousavi	0.06	JavaScript (SpiderMonkey)	2016-12-31 09:10:22
8	Johannes Jensen	0.06	JavaScript (SpiderMonkey)	2020-12-06 08:57:48
9	Khin Nyunt	0.06	JavaScript (SpiderMonkey)	2021-09-07 16:33:11
10	Jimmy Gustafsson	0.07	JavaScript (SpiderMonkey)	2024-07-21 14:16:19

#	User	Runtime	Language	Date
1	Danny Robinson	0.58	Julia	2023-06-21 13:14:29

#	User	Runtime	Language	Date
1	Øyvind Almli	0.12	Kotlin	2022-02-22 10:31:54
2	Nico Metger	0.24	Kotlin	2021-10-30 19:02:34
3	Hidden user	0.26	Kotlin	2017-11-10 21:05:26
4	Björn Holm	0.29	Kotlin	2019-04-29 16:24:26
5	Jacob Huebner	0.33	Kotlin	2020-03-17 02:16:00
6	Yang Tang	0.34	Kotlin	2023-07-20 08:12:38
7	Jussif Abdel-Rahman	0.37	Kotlin	2024-04-23 11:29:50
8	Thanh Le	0.39	Kotlin	2021-07-13 20:10:25
9	Bradley Richards	0.39	Kotlin	2023-03-06 09:37:48
10	Sarek Høverstad Skotåm	0.4	Kotlin	2020-10-11 23:32:48

#	User	Runtime	Language	Date
1	cultab	0.2	Lua	2024-05-26 13:48:29

#	User	Runtime	Language	Date
1	Joel Newman	0.08	OCaml	2023-09-16 02:15:13
2	Brandon Tang	0.27	OCaml	2023-09-25 09:27:47

#	User	Runtime	Language	Date
1	Javier Gómez Díaz	0.38	Perl	2024-07-26 14:59:02

#	User	Runtime	Language	Date
1	Hidden user	0.09	PHP	2016-09-26 11:55:22
2	Collin Krygier	0.11	PHP	2021-01-17 00:54:22
3	Saginaw George	0.11	PHP	2021-01-17 13:54:09
4	Григорий Бирюк	0.12	PHP	2019-05-21 13:49:36
5	Hidden user	0.12	PHP	2019-05-21 14:11:44
6	Dark Messiah	0.12	PHP	2021-01-14 15:05:35
7	Johan Lundgren	0.13	PHP	2020-10-01 23:25:03
8	Quinn Friebe	0.14	PHP	2021-01-14 00:26:01
9	Hidden user	0.15	PHP	2021-01-14 00:27:48

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.38	Prolog	2023-03-13 08:05:37

#	User	Runtime	Language	Date
1	Øyvind Almli	0.06	Python 3	2022-07-25 20:56:07
2	Ocram Esah	0.07	Python 3	2022-01-29 21:54:15
3	Melvin Yang	0.08	Python 3	2020-10-20 02:20:24
4	Lewis Bails	0.09	Python 3	2019-08-30 08:13:09
5	Roman Yasinovskyy	0.1	Python 3	2019-08-23 18:06:34
6	Amir Shukayev	0.1	Python 3	2019-09-06 23:32:50
7	Michał Kurek	0.1	Python 3	2019-09-08 13:59:34
8	Tho Le	0.1	Python 3	2019-09-20 16:54:48
9	Jackson Hill	0.1	Python 3	2019-10-09 05:42:24
10	Vandan Revanur	0.1	Python 3	2019-10-28 01:51:40

#	User	Runtime	Language	Date
1	Hidden user	0.24	Ruby	2019-10-30 21:42:05
2	Clement Oh	0.25	Ruby	2023-12-29 15:33:25
3	Macdara mac an tSionnaigh	0.36	Ruby	2019-10-28 02:59:07
4	Hidden user	0.36	Ruby	2022-02-04 20:49:16
5	Emil Kneutgen	0.36	Ruby	2022-02-11 22:10:41
6	Alex Cornellier	0.41	Ruby	2020-09-26 23:15:13
7	Hidden user	0.43	Ruby	2020-06-19 23:04:06
8	Frederik Petersen	0.43	Ruby	2024-08-28 10:24:49
9	Andreas Severin Hauch Trøstrup	0.44	Ruby	2024-08-27 18:58:11
10	Thomas Feld	0.48	Ruby	2023-01-02 13:36:31

#	User	Runtime	Language	Date
1	Øyvind Almli	0	Rust	2022-07-25 22:18:51
2	Mongkonchai Priyachiwa	0.01	Rust	2018-11-04 19:57:19
3	Loïc CARR	0.01	Rust	2018-12-18 18:42:16
4	Sebastian Tillema Rasmussen	0.01	Rust	2019-01-05 21:50:57
5	Paul Graydon	0.01	Rust	2019-01-06 06:41:01
6	Gabriel Britain	0.01	Rust	2019-01-23 20:54:06
7	Martin Söderman	0.01	Rust	2019-02-04 20:17:54
8	Eric Pinter	0.01	Rust	2019-08-16 02:21:47
9	Florian Nagel	0.01	Rust	2019-10-25 15:51:54
10	Isak Jägberg	0.01	Rust	2020-07-30 21:27:20

#	User	Runtime	Language	Date
1	Javier Gómez Díaz	0	Zig	2024-07-13 21:29:44

#	User	Length	Language	Date
1	Chenzhang Hu	5	Bash	2024-03-28 13:18:14

#	User	Length	Language	Date
1	Anton Siderud	100	C	2022-12-19 12:17:00
2	Danny Robinson	114	C	2023-11-18 23:15:14
3	Frans Meulenbroeks	140	C	2024-09-09 19:00:45
4	Thibault Raffaillac	186	C	2017-09-18 17:28:36
5	BlackcapCoder	209	C	2019-05-01 07:22:38
6	David Ludwig	220	C	2017-12-08 22:33:39
7	Raymond Yang	232	C	2021-07-19 21:08:55
8	Marcus Blücher	232	C	2019-10-07 09:58:20
9	Mouad Naciri	239	C	2016-08-10 15:24:55
10	Mohammad Sadeghi	240	C	2016-08-02 08:30:06

#	User	Length	Language	Date
1	Hidden user	214	C#	2024-08-06 21:21:17
2	Lukas L. Hjelmstrand	292	C#	2024-08-28 11:23:41
3	李陆屿	365	C#	2019-05-14 12:05:55
4	Shiyi Du	398	C#	2018-10-10 05:40:49
5	Carson Price	401	C#	2021-06-21 19:00:33
6	Henrik Andersson	403	C#	2018-11-04 19:32:45
7	Göran Andersson	424	C#	2022-05-08 21:51:46
8	Denys Vega	459	C#	2021-04-18 07:40:34
9	حازم البحيرى	462	C#	2024-08-04 08:18:00
10	Freek van Keulen	463	C#	2024-03-11 13:40:01

#	User	Length	Language	Date
1	Tyler Fernando	130	C++	2022-11-03 08:00:50
2	Herbert Vilhjálmsson	155	C++	2023-02-15 20:32:56
3	OwO	182	C++	2021-01-27 16:10:41
4	Lee Geng Yu	193	C++	2018-02-10 09:09:32
5	Kieran Horgan	194	C++	2017-08-28 19:23:08
6	Jesper Bech Christensen	204	C++	2022-09-13 16:20:15
7	Steven Tang	206	C++	2020-12-18 08:05:15
8	蔡凱旭	207	C++	2024-03-10 05:22:55
9	Trần Đức Minh	208	C++	2021-12-11 20:39:45
10	JS Chang	209	C++	2022-02-23 08:21:05

#	User	Length	Language	Date
1	Timothy Bilik	200	Common Lisp	2021-12-24 19:40:14
2	Peter Elliott	250	Common Lisp	2019-09-06 23:41:16
3	Jinwoo Lee	265	Common Lisp	2020-09-30 07:12:25
4	David Cawthon	489	Common Lisp	2019-06-11 17:08:44

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	277	F#	2023-01-03 20:12:04
2	Stefan Schmiedl	402	F#	2024-08-27 22:48:52
3	Laurits Kure	2115	F#	2024-08-28 15:03:43

#	User	Length	Language	Date
1	Christopher Fjellström	289	Go	2016-10-10 01:09:13
2	Annopdanai Pamarapa	346	Go	2024-02-15 05:10:05
3	Carl Martin Rosenberg	397	Go	2022-07-29 00:15:34
4	Leonora Andrea Lindqvist Nielsen	400	Go	2023-08-29 18:28:35
5	Krzysztof Gibuła	419	Go	2019-03-09 17:17:29
6	Jinwoo Lee	482	Go	2018-12-24 04:53:06
7	Gustav Schölin	504	Go	2022-08-21 15:36:21
8	Kiki Ibrahim	508	Go	2024-08-10 14:29:45
9	Johni Meeks	516	Go	2016-09-20 23:58:52
10	Abdurrachman Habibi	528	Go	2020-11-14 08:36:29

#	User	Length	Language	Date
1	Ethan Woodrum	86	Haskell	2024-04-11 22:30:42
2	Mason Barnhill	113	Haskell	2023-07-27 00:14:03
3	Lars Tveito	117	Haskell	2016-05-15 03:01:05
4	Joeri	146	Haskell	2023-06-22 00:52:13
5	BlackcapCoder	152	Haskell	2019-05-01 07:11:31
6	Rudi Svartveit	175	Haskell	2018-08-30 15:02:58
7	Øyvind Almli	177	Haskell	2022-02-08 22:16:02
8	Qi Ji	179	Haskell	2018-06-22 11:02:52
9	Miguel Müller	196	Haskell	2017-11-10 18:31:08
10	Oisín Mac Fhearaí	208	Haskell	2020-12-28 16:52:38

#	User	Length	Language	Date
1	Xiaoyi Li	387	Java	2022-01-19 15:10:57
2	Olivia Bizimungu	402	Java	2020-01-03 22:09:31
3	Eric Leow Yu Quan	402	Java	2020-12-17 16:40:46
4	Hidden user	408	Java	2018-07-09 14:29:31
5	Jordan Lamkin	411	Java	2017-01-27 23:23:39
6	Lucas Wood	412	Java	2016-09-29 01:27:46
7	Khin Nyunt	414	Java	2017-11-03 16:45:40
8	eti2	414	Java	2020-02-10 17:08:47
9	Gan Hong Yao	416	Java	2021-05-05 06:31:00
10	Shuaishuai Jiang	430	Java	2022-01-12 17:47:00

#	User	Length	Language	Date
1	Glenn Olsson	315	JavaScript (Node.js)	2020-01-27 15:19:50
2	Greg Gorlen	340	JavaScript (Node.js)	2022-02-19 19:32:06
3	Sönke Schümann	364	JavaScript (Node.js)	2020-11-02 14:20:43
4	Daniel Liland	370	JavaScript (Node.js)	2021-05-28 22:04:50
5	Kevin Ma	375	JavaScript (Node.js)	2020-07-14 19:18:40
6	Ram Basnet	390	JavaScript (Node.js)	2020-02-02 22:14:19
7	Christopher Walther	414	JavaScript (Node.js)	2021-04-16 14:50:11
8	Khin Nyunt	423	JavaScript (Node.js)	2021-09-07 16:34:29
9	Chris Wong	427	JavaScript (Node.js)	2021-02-06 19:41:05
10	August Danell Håkansson	434	JavaScript (Node.js)	2023-05-22 14:56:24

#	User	Length	Language	Date
1	Jimmy Gustafsson	92	JavaScript (SpiderMonkey)	2024-07-21 14:16:19
2	Zach Tschetter	150	JavaScript (SpiderMonkey)	2023-04-17 15:42:27
3	Pranjal Paneru	158	JavaScript (SpiderMonkey)	2023-10-21 08:06:15
4	Johannes Jensen	174	JavaScript (SpiderMonkey)	2020-12-06 08:57:48
5	Bjørn Chr. Soltvedt	175	JavaScript (SpiderMonkey)	2016-04-27 00:16:24
6	Christian Cederquist	176	JavaScript (SpiderMonkey)	2023-01-30 14:06:55
7	Owen Ballard	190	JavaScript (SpiderMonkey)	2024-01-23 04:29:47
8	Mohammad R. Mousavi	228	JavaScript (SpiderMonkey)	2016-12-31 09:10:22
9	Drake Farrokhi	247	JavaScript (SpiderMonkey)	2023-09-13 00:27:44
10	Peter Kedemo	265	JavaScript (SpiderMonkey)	2016-05-06 18:32:05

#	User	Length	Language	Date
1	Danny Robinson	76	Julia	2023-06-21 13:14:29

#	User	Length	Language	Date
1	Yang Tang	187	Kotlin	2023-07-20 08:12:38
2	Min-Zheng Shieh	228	Kotlin	2021-03-05 07:15:11
3	Min-Zheng Shieh	228	Kotlin	2021-03-05 13:11:33
4	Hidden user	237	Kotlin	2017-11-10 21:05:26
5	Josh Thelwall	254	Kotlin	2019-09-26 15:33:30
6	Phường Lên	272	Kotlin	2019-12-05 23:35:20
7	Emil Wihlander	278	Kotlin	2024-07-31 01:00:09
8	Sarek Høverstad Skotåm	282	Kotlin	2020-11-20 12:16:29
9	Lewis Johnson	301	Kotlin	2023-09-11 23:35:48
10	Dmitry Shostak	356	Kotlin	2019-05-01 19:49:28

#	User	Length	Language	Date
1	cultab	577	Lua	2024-05-26 13:48:29

#	User	Length	Language	Date
1	Brandon Tang	346	OCaml	2023-09-25 09:27:47
2	Joel Newman	898	OCaml	2023-09-16 02:15:13

#	User	Length	Language	Date
1	Javier Gómez Díaz	47	Perl	2024-07-26 14:59:02

#	User	Length	Language	Date
1	Quinn Friebe	215	PHP	2021-01-14 00:26:01
2	Hidden user	226	PHP	2016-09-26 11:55:22
3	Johan Lundgren	237	PHP	2020-10-01 23:25:03
4	Hidden user	422	PHP	2021-01-14 00:27:48
5	Saginaw George	424	PHP	2021-01-17 13:43:40
6	Collin Krygier	430	PHP	2021-01-17 00:54:22
7	Hidden user	492	PHP	2019-05-21 14:11:44
8	Григорий Бирюк	493	PHP	2019-05-21 13:49:36
9	Dark Messiah	512	PHP	2021-01-14 15:05:35

#	User	Length	Language	Date
1	Hakan Kjellerstrand	160	Prolog	2023-03-13 08:11:35

#	User	Length	Language	Date
1	Clement Oh	63	Python 3	2023-08-13 16:26:30
2	Erling Amundsen	71	Python 3	2024-08-29 12:32:15
3	Per-Ivar Faust	71	Python 3	2023-09-12 19:19:58
4	Tyler Wright (Pug)	72	Python 3	2023-09-01 17:29:38
5	Alex Lai	72	Python 3	2023-09-10 05:54:28
6	Henri Lemoine	73	Python 3	2022-09-10 12:04:51
7	Morten Clausen	73	Python 3	2022-10-05 16:55:05
8	Christian alexander Hetling	74	Python 3	2024-08-29 00:57:09
9	Liam Kellogg	75	Python 3	2023-09-04 01:19:22
10	Björn Thor Stefánsson	76	Python 3	2024-02-16 17:59:07

#	User	Length	Language	Date
1	Frederik Petersen	47	Ruby	2024-08-28 10:24:49
2	Andreas Severin Hauch Trøstrup	47	Ruby	2024-08-27 19:14:33
3	Thomas Feld	47	Ruby	2023-01-02 13:40:59
4	Alex Cornellier	59	Ruby	2020-09-26 23:16:32
5	Clement Oh	65	Ruby	2023-12-29 15:33:25
6	Hidden user	66	Ruby	2020-06-19 23:04:06
7	Hidden user	108	Ruby	2019-10-30 21:42:05
8	Macdara mac an tSionnaigh	148	Ruby	2019-10-28 02:59:07
9	Sebastian Craig	152	Ruby	2016-10-18 23:52:20
10	Hidden user	154	Ruby	2022-02-04 20:49:16

#	User	Length	Language	Date
1	Eric Pinter	233	Rust	2019-08-16 02:21:47
2	Andreas Severin Hauch Trøstrup	339	Rust	2024-08-27 18:30:48
3	Bas Dirks	340	Rust	2022-01-11 15:14:32
4	Pankajkumar Patro	340	Rust	2024-08-30 12:24:31
5	Hidden user	342	Rust	2020-10-27 05:34:01
6	Hugo Lindström	345	Rust	2022-04-02 22:20:04
7	Mathias Magnusson	351	Rust	2019-02-03 15:48:42
8	Richard Friberg	353	Rust	2022-09-14 15:44:13
9	許哲瑋	353	Rust	2024-03-14 10:50:27
10	Samuel Pouyade	369	Rust	2023-10-09 15:59:44

#	User	Length	Language	Date
1	Javier Gómez Díaz	656	Zig	2024-07-13 21:29:44

Solution running time distribution