Problem A
Sjecista — Problem Statistics

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Submissions	2694
Accepted submissions	1708
Submission ratio	63.40%
Authors	1551
Full solves [?]	1455
Full solve Ratio	93.81%

#	User	Runtime	Language	Date
1	Isak Nyberg	0.01 s	APL	2023-07-24 22:22:27
2	Thomas Feld	0.01 s	APL	2023-07-28 00:37:34
3	Simon Hellsten	0.01 s	APL	2023-07-28 18:43:52
4	Si Jie Tan	0.01 s	APL	2025-12-10 11:07:41

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.01 s	Bash	2023-10-03 08:43:21
2	Andrew Barth	0.01 s	Bash	2024-10-04 20:38:11

#	User	Runtime	Language	Date
1	Ugnius Skučas	0.01 s	C#	2016-10-15 21:38:38
2	masosz	0.02 s	C#	2015-02-13 20:36:44
3	Robert Low	0.02 s	C#	2016-07-18 16:35:15
4	Dilbert Honeydew	0.02 s	C#	2017-03-09 01:19:31
5	Lukasz	0.02 s	C#	2017-03-12 01:17:18
6	Rasmus Brants	0.02 s	C#	2017-04-26 15:41:17
7	Duelene Olson	0.02 s	C#	2017-06-21 05:53:50
8	Khin Nyunt	0.02 s	C#	2017-09-21 08:03:02
9	Brian Scott	0.02 s	C#	2017-09-27 19:10:25
10	Sebastian Garcia	0.02 s	C#	2019-02-16 01:48:21

#	User	Runtime	Language	Date
1	Brandon Mitchell	0.00 s	COBOL	2020-04-11 03:22:09

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.03 s	F#	2023-04-21 18:17:26
2	Martin Handest	0.08 s	F#	2023-09-27 09:54:11
3	Victor Reynolds	0.08 s	F#	2023-09-28 15:20:02
4	oskar holland	0.08 s	F#	2023-09-28 15:54:48

#	User	Runtime	Language	Date
1	Thomas	0.00 s	Go	2024-01-09 20:20:02
2	Ian Howell	0.02 s	Go	2020-02-12 18:48:03
3	Magix	0.08 s	Go	2020-09-15 07:59:21
4	Norbert Voelker	0.08 s	Go	2021-04-18 00:37:21
5	Andras Nagy	0.08 s	Go	2021-12-22 06:35:03
6	Hidden user	0.08 s	Go	2022-02-10 09:20:42
7	Nyamdavaa Amar	0.08 s	Go	2022-04-21 04:12:52

#	User	Runtime	Language	Date
1	Joakim Blikstad	0.00 s	Haskell	2015-10-08 17:41:57
2	David Wärn	0.00 s	Haskell	2015-10-09 11:00:48
3	Isaac Arvestad	0.00 s	Haskell	2017-02-12 22:04:21
4	César Antonio Carvajal de la Haza	0.00 s	Haskell	2017-04-09 20:12:18
5	Consuelo Gómez Gómez	0.00 s	Haskell	2017-04-24 00:25:25
6	James McDermott	0.00 s	Haskell	2017-07-11 19:07:44
7	Brent Yorgey	0.00 s	Haskell	2017-10-16 23:13:34
8	Matthew Johnson	0.00 s	Haskell	2018-03-11 06:41:26
9	Sebastian Banert	0.00 s	Haskell	2023-10-23 15:37:14
10	Håkon Flatval	0.01 s	Haskell	2018-09-02 19:31:52

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.04 s	Java	2024-12-28 16:06:35
2	Taras Romanyuk	0.04 s	Java	2025-01-29 21:06:49
3	Ashkan Jahanbakhsh	0.05 s	Java	2011-12-13 14:13:59
4	Simon Klein	0.05 s	Java	2011-12-14 11:50:24
5	Dennis Ang	0.05 s	Java	2015-10-07 03:44:49
6	Nick Wu	0.05 s	Java	2015-10-08 02:00:37
7	Viktor Lindberg	0.05 s	Java	2015-10-08 11:54:36
8	Michael Sullivan	0.05 s	Java	2016-01-18 08:53:39
9	Sebastian Gedin	0.05 s	Java	2016-02-24 21:35:20
10	Hidden user	0.05 s	Java	2016-03-03 14:57:03

#	User	Runtime	Language	Date
1	Samuel Högfeldt	0.08 s	JavaScript (Node.js)	2022-08-20 16:26:11
2	Chris Wong	0.41 s	JavaScript (Node.js)	2021-02-17 12:52:16
3	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-11 14:09:22
4	Howard Tin Chi Chan	0.42 s	JavaScript (Node.js)	2021-03-21 19:24:50
5	John	0.42 s	JavaScript (Node.js)	2021-04-15 13:10:11
6	Henrik Hallbert	0.43 s	JavaScript (Node.js)	2020-10-18 19:53:32

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-02-11 23:47:02
2	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-09-14 22:12:46
3	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-08-15 13:07:19
4	Håkan Lindahl	0.02 s	JavaScript (SpiderMonkey)	2022-06-29 20:13:15
5	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2022-06-29 22:03:28
6	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-01-15 17:17:35
7	Casey Kneip	0.02 s	JavaScript (SpiderMonkey)	2024-01-22 02:02:32

#	User	Runtime	Language	Date
1	Timothy Gaede	0.52 s	Julia	2024-04-07 21:11:58

#	User	Runtime	Language	Date
1	Jacob Huebner	0.11 s	Kotlin	2022-06-09 22:35:05
2	Dayan Ruben Gonzalez	0.14 s	Kotlin	2020-09-27 21:53:49
3	Adam Rankin	0.16 s	Kotlin	2023-05-03 00:48:42
4	Emil Göransson	0.16 s	Kotlin	2023-07-12 14:25:28
5	Jahid Hasan Imon	0.17 s	Kotlin	2020-05-28 01:42:26
6	Merih Bora Poçan	0.17 s	Kotlin	2020-08-02 22:33:14
7	Alexandre Conte	0.17 s	Kotlin	2021-08-23 22:13:10
8	Zaw Myat	0.17 s	Kotlin	2024-02-03 14:10:29
9	Emil Wihlander	0.18 s	Kotlin	2024-07-23 23:01:31
10	Neil Harmon	0.19 s	Kotlin	2019-05-10 15:50:05

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	OCaml	2020-08-31 19:07:58

#	User	Runtime	Language	Date
1	Egor Shchetinin	0.00 s	Pascal	2018-02-10 20:46:04
2	Vova Podkorytov	0.00 s	Pascal	2018-02-10 20:49:40
3	Ingemar Ragnemalm	0.00 s	Pascal	2023-04-23 11:34:11

#	User	Runtime	Language	Date
1	Greg Gorlen	0.00 s	Perl	2024-01-20 08:27:37

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2021-04-24 22:09:01

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2016-03-10 11:16:43

#	User	Runtime	Language	Date
1	Anders Westling	0.02 s	Python 2	2011-12-13 13:35:38
2	Christofer Ohlsson	0.02 s	Python 2	2015-06-09 12:08:02
3	Alexander Teno	0.02 s	Python 2	2016-03-18 15:15:46
4	Alvaro Silvino	0.02 s	Python 2	2016-03-26 06:04:09
5	Sebastian Åkerman	0.02 s	Python 2	2016-04-08 13:47:42
6	Hasan Ramezani	0.02 s	Python 2	2016-07-12 21:58:11
7	Antonio Molina Lovett	0.02 s	Python 2	2016-08-07 07:15:01
8	Andrejs Gusakovs	0.02 s	Python 2	2016-10-17 19:48:41
9	Przemysław Curzytek	0.02 s	Python 2	2017-03-06 06:41:32
10	Evgeniy Sharapov	0.02 s	Python 2	2017-03-06 16:05:01

#	User	Runtime	Language	Date
1	Wayne	0.02 s	Python 3	2016-01-31 21:41:59
2	Robert Welin-Berger	0.02 s	Python 3	2016-02-24 17:50:44
3	William Fiset	0.02 s	Python 3	2016-02-24 19:35:31
4	Tina Zwittnig	0.02 s	Python 3	2016-03-11 18:07:18
5	Thais Minet	0.02 s	Python 3	2016-03-26 06:40:46
6	Martin Stensgård	0.02 s	Python 3	2016-04-26 09:45:35
7	Arnar Bjarni Arnarson	0.02 s	Python 3	2016-05-18 20:10:12
8	Hannes Kristján Hannesson	0.02 s	Python 3	2016-05-18 20:13:16
9	Lucia Pál (Simanová)	0.02 s	Python 3	2016-06-22 23:36:17
10	Nathan Collins	0.02 s	Python 3	2016-08-15 16:58:47

#	User	Runtime	Language	Date
1	Erik Rydbert	0.03 s	Ruby	2016-07-09 13:12:26
2	Hidden user	0.05 s	Ruby	2021-06-05 21:34:57
3	Thomas Feld	0.06 s	Ruby	2022-11-25 10:49:30
4	Julian Nohr	0.06 s	Ruby	2022-12-12 08:36:13
5	Christian Pilegaard Cederquist	0.06 s	Ruby	2023-01-15 17:18:46
6	Eugen Neagoe	0.06 s	Ruby	2023-04-23 18:45:03

#	User	Length	Language	Date
1	Isak Nyberg	11	APL	2023-07-24 22:22:27
2	Thomas Feld	11	APL	2023-07-28 00:47:50
3	Simon Hellsten	11	APL	2023-07-28 18:43:52
4	Si Jie Tan	11	APL	2025-12-10 11:07:41

#	User	Length	Language	Date
1	Chenzhang Hu	31	Bash	2025-09-12 14:06:33
2	Andrew Barth	53	Bash	2024-10-04 20:38:11

#	User	Length	Language	Date
1	Julia Ann King	94	C	2022-09-13 08:31:31
2	Patricia Ysabel Flores	108	C	2022-09-12 15:48:01
3	Liyana Alicia Dominguez	110	C	2020-07-08 11:01:26
4	Jón Steinn Elíasson	116	C	2017-04-27 01:33:00
5	Chiu Chi Yin	116	C	2020-02-16 15:37:23
6	Dyonne Macalino	116	C	2020-07-06 06:47:17
7	Enoch Puno	116	C	2020-07-11 15:44:13
8	Velvet	116	C	2020-12-09 10:15:39
9	Marjorie Nicole Lua	118	C	2020-07-07 08:32:29
10	Hidden user	121	C	2014-11-16 14:02:04

#	User	Length	Language	Date
1	Morten Jensen	128	C#	2025-08-21 21:54:49
2	Mark Nickelsen	197	C#	2025-11-30 15:14:20
3	Brian Scott	198	C#	2017-09-27 19:10:25
4	Thomas Norris	204	C#	2020-11-14 22:22:53
5	Khin Nyunt	216	C#	2017-09-21 08:03:02
6	Pavel Mardouski	228	C#	2021-02-24 05:27:40
7	Rune Engelbrecht Henriksen	251	C#	2020-10-10 18:24:34
8	Anders Parsberg Wagner	271	C#	2020-09-30 14:27:19
9	Umar Rasyid	338	C#	2025-05-17 21:02:52
10	Mustafa Sk	339	C#	2021-06-14 02:16:36

#	User	Length	Language	Date
1	Tyler Fernando	94	C++	2022-10-11 05:19:59
2	Way Tan	107	C++	2018-11-27 17:44:56
3	Zane Yu	111	C++	2018-12-13 04:54:47
4	Nguyễn Duy Quang Huy	112	C++	2019-11-17 14:31:45
5	Syx Pek	114	C++	2016-01-15 19:56:39
6	Đậu Huy Minh	114	C++	2022-11-19 17:54:13
7	Nguyen Tran Huu Duc	115	C++	2022-10-22 17:24:50
8	Dac Tam	115	C++	2025-08-26 13:00:22
9	Tuan Pham	116	C++	2021-12-16 10:44:44
10	PH07	116	C++	2021-12-17 17:23:47

#	User	Length	Language	Date
1	Brandon Mitchell	358	COBOL	2020-04-11 03:22:09

#	User	Length	Language	Date
1	Martin Handest	63	F#	2023-09-28 15:34:45
2	oskar holland	63	F#	2023-09-28 15:55:34
3	Victor Reynolds	63	F#	2023-09-28 16:08:37
4	Jacob Harris Cryer Kragh	202	F#	2023-04-21 18:17:26

#	User	Length	Language	Date
1	Ian Howell	129	Go	2020-02-12 18:48:03
2	Hidden user	130	Go	2022-02-10 09:20:42
3	Nyamdavaa Amar	144	Go	2022-04-21 04:12:52
4	Andras Nagy	201	Go	2021-12-22 06:35:03
5	Thomas	414	Go	2024-01-09 20:20:02
6	Magix	702	Go	2020-09-15 07:59:21
7	Norbert Voelker	790	Go	2021-04-18 00:37:21

#	User	Length	Language	Date
1	Joakim Blikstad	61	Haskell	2015-10-08 17:41:57
2	David Wärn	66	Haskell	2015-10-09 11:00:48
3	James McDermott	77	Haskell	2017-07-11 19:07:44
4	Breki Palsson	79	Haskell	2020-08-13 00:55:39
5	Øyvind Almli	104	Haskell	2022-03-13 16:39:56
6	Sebastian Banert	105	Haskell	2023-10-23 15:37:14
7	Hidden user	114	Haskell	2021-01-11 17:50:40
8	Z S	135	Haskell	2021-01-25 05:31:06
9	Consuelo Gómez Gómez	155	Haskell	2017-04-24 00:25:25
10	Aurélien Pepin	155	Haskell	2019-09-29 16:57:39

#	User	Length	Language	Date
1	Prakash Sanyasi	199	Java	2017-04-05 19:27:43
2	Eric Cannon	224	Java	2019-01-29 03:13:08
3	Pedro Contipelli	227	Java	2016-06-09 15:42:18
4	Damian Grant	229	Java	2016-03-16 02:02:58
5	as	229	Java	2023-12-06 18:39:11
6	Eric Leow Yu Quan	231	Java	2020-12-18 12:26:45
7	Carter Henderson	232	Java	2022-02-16 18:17:50
8	Natalie Axelsson	233	Java	2016-03-31 16:55:22
9	Rasmus Larsen	233	Java	2024-06-23 18:05:09
10	Martijn Muijsers	234	Java	2016-10-01 15:48:06

#	User	Length	Language	Date
1	Howard Tin Chi Chan	367	JavaScript (Node.js)	2021-03-21 19:24:50
2	Henrik Hallbert	396	JavaScript (Node.js)	2020-10-18 19:53:32
3	Chris Wong	448	JavaScript (Node.js)	2021-02-17 12:52:16
4	Samuel Högfeldt	484	JavaScript (Node.js)	2022-08-20 16:26:11
5	Andoko Chandra	662	JavaScript (Node.js)	2020-10-11 14:09:22
6	John	855	JavaScript (Node.js)	2021-04-15 13:10:11

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	42	JavaScript (SpiderMonkey)	2023-01-15 17:17:35
2	Bjørn Chr. Soltvedt	50	JavaScript (SpiderMonkey)	2016-02-11 23:47:02
3	Jimmy Gustafsson	83	JavaScript (SpiderMonkey)	2022-06-29 22:03:28
4	Peter Menyes	132	JavaScript (SpiderMonkey)	2021-08-15 13:07:19
5	Håkan Lindahl	144	JavaScript (SpiderMonkey)	2022-06-29 20:13:15
6	Casey Kneip	175	JavaScript (SpiderMonkey)	2024-01-24 04:50:56
7	Peter Kedemo	1339	JavaScript (SpiderMonkey)	2016-09-14 22:12:46

#	User	Length	Language	Date
1	Timothy Gaede	249	Julia	2024-04-07 20:48:58

#	User	Length	Language	Date
1	Adam Rankin	78	Kotlin	2023-05-03 00:48:42
2	Emil Göransson	79	Kotlin	2023-07-12 14:26:40
3	Alexandre Conte	101	Kotlin	2021-08-23 22:13:10
4	Emil Wihlander	135	Kotlin	2024-07-23 23:01:31
5	Zaw Myat	154	Kotlin	2024-02-03 14:10:29
6	Dayan Ruben Gonzalez	161	Kotlin	2020-09-27 21:53:49
7	Jacob Huebner	212	Kotlin	2022-06-09 22:35:05
8	Einar Kjellback	238	Kotlin	2019-12-15 14:40:30
9	Jahid Hasan Imon	319	Kotlin	2020-05-28 01:42:26
10	Merih Bora Poçan	458	Kotlin	2020-08-02 22:33:14

#	User	Length	Language	Date
1	Hidden user	110	OCaml	2020-08-31 19:07:58

#	User	Length	Language	Date
1	Egor Shchetinin	78	Pascal	2018-02-10 20:46:04
2	Vova Podkorytov	83	Pascal	2018-02-10 20:49:40
3	Ingemar Ragnemalm	221	Pascal	2023-04-23 11:34:11

#	User	Length	Language	Date
1	Greg Gorlen	230	Perl	2024-01-20 08:42:58

#	User	Length	Language	Date
1	Renate	653	PHP	2021-04-24 22:09:01

#	User	Length	Language	Date
1	Andriy Zyevakov	487	Prolog	2016-03-10 11:16:43

#	User	Length	Language	Date
1	Thomas Feld	45	Python 2	2022-11-25 10:49:06
2	Garðar Ingvarsson	47	Python 2	2019-04-23 17:28:15
3	Johanne Andersen	52	Python 2	2018-08-02 17:49:28
4	Johan Lyts	57	Python 2	2019-06-18 15:25:28
5	Cole Bite	63	Python 2	2017-04-13 22:07:00
6	Andrejs Gusakovs	64	Python 2	2016-10-17 19:48:41
7	Evgeniy Sharapov	69	Python 2	2017-03-06 16:05:01
8	Adriaan de Vries	70	Python 2	2018-02-02 14:15:14
9	Lars Åström	72	Python 2	2018-10-14 21:54:08
10	Hasan Ramezani	79	Python 2	2016-07-12 21:58:11

#	User	Length	Language	Date
1	Simon Hellsten	41	Python 3	2023-07-02 16:59:27
2	Clement Oh	43	Python 3	2023-06-08 11:45:18
3	Gustav Elmqvist	43	Python 3	2023-10-17 21:48:18
4	Isak Nyberg	44	Python 3	2023-07-24 21:54:08
5	Guk Yi Siong	44	Python 3	2023-07-25 19:25:43
6	Ole Markus Bråthen	44	Python 3	2023-09-04 15:25:22
7	Sander Oppen	44	Python 3	2023-09-04 15:32:53
8	Edvard Walde Heimdal	44	Python 3	2023-09-04 15:34:20
9	David Aldenbro	44	Python 3	2025-07-01 10:40:23
10	Eduardo Vicente Petry	45	Python 3	2023-02-07 18:41:56

#	User	Length	Language	Date
1	Thomas Feld	33	Ruby	2022-11-25 10:49:30
2	Julian Nohr	33	Ruby	2022-12-12 11:11:35
3	Christian Pilegaard Cederquist	36	Ruby	2023-01-15 17:18:46
4	Erik Rydbert	58	Ruby	2016-07-09 13:12:26
5	Hidden user	64	Ruby	2021-06-05 21:34:57
6	Eugen Neagoe	93	Ruby	2023-04-23 18:45:03

#	User	Length	Language	Date
1	Vincent Lagerros	208	Rust	2025-05-28 22:20:51
2	Mihail Anghelici	219	Rust	2022-12-15 21:52:10
3	David Zacek	220	Rust	2021-05-29 14:13:39
4	Kok Dith	220	Rust	2021-08-11 04:53:39
5	Hidden user	227	Rust	2023-07-03 11:38:02
6	Pankajkumar Patro	233	Rust	2024-09-02 13:43:56
7	Hidden user	251	Rust	2023-04-30 20:24:07
8	Bas Dirks	255	Rust	2022-01-08 21:30:57
9	Isak Jägberg	339	Rust	2024-10-24 11:58:03
10	Joshua Ji	360	Rust	2020-08-31 04:52:07

Solution running time distribution