Problem A
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Submissions	3960
Accepted submissions	1467
Submission ratio	37.05%
Authors	1171
Full solves [?]	1012
Full solve Ratio	86.42%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.27 s	Bash	2025-09-13 02:43:32

#	User	Runtime	Language	Date
1	Ben-Richard Ebbesvik	0.14 s	C#	2023-11-29 22:42:00
2	Andriy Zyevakov	0.34 s	C#	2023-01-12 11:45:27
3	Kristoffer Højelse	0.36 s	C#	2021-02-12 17:32:08
4	Hidden user	0.40 s	C#	2022-07-13 22:23:54
5	Michael Damsgaard	0.44 s	C#	2025-01-03 11:17:22
6	Thomas Hoffmann Kilbak	0.47 s	C#	2021-02-12 17:19:21
7	Ranjith M	0.86 s	C#	2023-08-23 00:23:54

#	User	Runtime	Language	Date
1	Błażej Dariusz Roszkowski	0.06 s	C++	2022-10-23 17:11:41
2	Alexander Kravberg	0.07 s	C++	2022-04-04 00:20:03
3	Neo Wei Jun Samuel	0.08 s	C++	2024-10-22 10:17:57
4	Agis Daniels	0.09 s	C++	2021-12-09 13:37:07
5	Nyamdavaa Amar	0.11 s	C++	2022-04-13 17:23:08
6	人外沙耶	0.12 s	C++	2021-02-24 06:47:54
7	Øyvind Almli	0.12 s	C++	2022-07-12 21:41:44
8	Tan Kwang Thiag	0.12 s	C++	2024-04-18 16:25:17
9	Tomas Lagland	0.13 s	C++	2021-02-14 14:48:13
10	Ryan Tjoa	0.13 s	C++	2021-11-08 01:35:40

#	User	Runtime	Language	Date
1	dick move	0.25 s	Crystal	2025-09-28 15:44:14

#	User	Runtime	Language	Date
1	Patrick Bahr	0.42 s	F#	2021-02-12 17:13:43

#	User	Runtime	Language	Date
1	Julian Duniec	0.14 s	Go	2023-09-13 14:39:42
2	Norbert Voelker	0.25 s	Go	2021-11-09 23:33:55

#	User	Runtime	Language	Date
1	Fabian Mitterwallner	0.29 s	Haskell	2025-07-28 16:22:34
2	Udo Stenzel	0.30 s	Haskell	2025-06-14 18:00:39
3	Øyvind Almli	0.36 s	Haskell	2021-11-13 18:59:28
4	Steinar Simonnes	0.38 s	Haskell	2024-02-20 08:22:39
5	Brent Yorgey	0.44 s	Haskell	2021-02-01 21:26:37
6	Zach Tschetter	0.44 s	Haskell	2021-10-30 13:19:12
7	Md Akif Chowdhury	0.46 s	Haskell	2023-08-30 02:36:01
8	Scott Sedgwick	0.47 s	Haskell	2025-06-16 06:30:41
9	finiteprods	0.47 s	Haskell	2025-06-19 15:42:20
10	Bernardo Brust	0.47 s	Haskell	2025-07-28 14:49:30

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.31 s	Java	2025-01-20 12:30:52
2	Crystal Sharpe	0.33 s	Java	2021-02-15 04:52:10
3	Bjørn Dons	0.33 s	Java	2022-04-14 23:57:16
4	Emil Bak-Møller	0.40 s	Java	2021-02-12 18:41:51
5	Ngo Ngoc Phuong Uyen	0.41 s	Java	2021-03-10 14:55:29
6	Tan Jia Le Damien	0.46 s	Java	2021-08-08 05:00:03
7	Desireé af Geijerstam	0.47 s	Java	2021-06-20 09:22:43
8	Axel Nilsson	0.47 s	Java	2023-08-15 17:59:26
9	Victor Nguyen	0.48 s	Java	2021-11-02 22:54:09
10	Mariann Løtvedt	0.48 s	Java	2022-08-08 20:07:58

#	User	Runtime	Language	Date
1	Eligijus Petrikonis	0.56 s	JavaScript (Node.js)	2023-08-22 21:26:36
2	Hovhannes Kantuni	0.80 s	JavaScript (Node.js)	2021-03-03 01:52:38
3	Marc Fong	0.81 s	JavaScript (Node.js)	2021-05-09 17:25:42

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.38 s	JavaScript (SpiderMonkey)	2024-07-20 21:30:17
2	Bjørn Chr. Soltvedt	0.89 s	JavaScript (SpiderMonkey)	2021-01-31 21:10:53
3	Christian Pilegaard Cederquist	0.93 s	JavaScript (SpiderMonkey)	2023-02-24 10:46:08

#	User	Runtime	Language	Date
1	Timothy Gaede	0.77 s	Julia	2024-06-04 10:54:51

#	User	Runtime	Language	Date
1	Ola Sundell	0.76 s	Kotlin	2021-10-20 16:47:47
2	Martijn Muijsers	0.76 s	Kotlin	2024-05-31 18:28:24
3	Roger Bongers	0.77 s	Kotlin	2021-06-26 23:44:02
4	Adam Rankin	0.79 s	Kotlin	2023-09-19 05:33:21
5	Troy Warmboe	0.80 s	Kotlin	2023-04-13 00:26:33
6	Thanh Le	0.94 s	Kotlin	2021-07-06 23:10:28
7	Sergey Jakobsen	0.99 s	Kotlin	2022-01-05 03:26:27

#	User	Runtime	Language	Date
1	Johan Lyts	0.12 s	Python 2	2022-05-07 14:02:40
2	Thomas Feld	0.13 s	Python 2	2021-05-21 09:54:32
3	Agis Daniels	0.13 s	Python 2	2021-12-08 14:56:02
4	Andreas Björklund	0.15 s	Python 2	2021-04-07 17:21:58
5	Yanmarshus Bachtiar	0.23 s	Python 2	2021-02-01 06:59:48
6	Sigurður Jens Albertsson	0.29 s	Python 2	2021-02-24 11:25:52
7	Gibransyah	0.54 s	Python 2	2022-03-21 00:44:07

#	User	Runtime	Language	Date
1	Si Jie Tan	0.13 s	Python 3	2025-12-09 05:59:53
2	Petr	0.13 s	Python 3	2025-12-12 23:01:45
3	Jarred Kohout	0.14 s	Python 3	2022-10-25 00:40:47
4	Ingunn Erdal	0.14 s	Python 3	2024-09-25 04:31:06
5	Simen Sørensen	0.14 s	Python 3	2024-10-02 16:49:53
6	Lego Haryanto	0.14 s	Python 3	2024-10-29 16:53:49
7	Jackson Pelot	0.14 s	Python 3	2024-12-11 07:39:15
8	Artur Khuziakhmetov	0.14 s	Python 3	2025-01-25 16:24:50
9	Sriram Sai Ganesh	0.14 s	Python 3	2025-02-26 19:26:25
10	Tan Yi Long	0.14 s	Python 3	2025-04-24 18:43:53

#	User	Runtime	Language	Date
1	David Bock	0.20 s	Ruby	2023-12-07 20:02:21
2	Thomas Feld	0.23 s	Ruby	2023-02-14 10:02:49
3	Chenzhang Hu	0.24 s	Ruby	2025-04-24 17:44:22
4	Clement Oh	0.38 s	Ruby	2024-03-14 06:35:54
5	Miorel Palii	0.44 s	Ruby	2022-03-17 09:42:46

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.02 s	Rust	2024-07-17 18:45:33
2	Benjamin Richcreek	0.13 s	Rust	2022-04-22 19:41:48
3	Klas af Geijerstam	0.13 s	Rust	2022-09-30 17:11:04
4	Ng Tek In	0.13 s	Rust	2022-09-30 21:33:24
5	Bas Dirks	0.21 s	Rust	2022-05-04 14:11:12
6	Eric Pinter	0.24 s	Rust	2021-02-05 22:54:55
7	Isak Jägberg	0.31 s	Rust	2021-12-31 15:45:21

#	User	Runtime	Language	Date
1	Ștefan-Iulian Alecu	0.16 s	Visual Basic	2025-11-02 21:12:15

#	User	Length	Language	Date
1	Chenzhang Hu	55	Bash	2025-09-13 02:43:32

#	User	Length	Language	Date
1	Ben-Richard Ebbesvik	761	C#	2023-11-29 22:42:00
2	Hidden user	844	C#	2022-07-13 22:23:54
3	Michael Damsgaard	898	C#	2025-01-03 11:17:22
4	Kristoffer Højelse	1031	C#	2021-02-12 17:32:08
5	Ranjith M	1109	C#	2023-08-23 00:23:54
6	Thomas Hoffmann Kilbak	1496	C#	2021-02-12 17:19:21
7	Andriy Zyevakov	8064	C#	2023-01-12 11:45:27

#	User	Length	Language	Date
1	Frans Meulenbroeks	333	C++	2025-02-18 23:21:07
2	Joel Niemelä	393	C++	2025-03-22 03:47:25
3	Elias Lolck	401	C++	2021-02-12 16:17:27
4	Lee Zheng Han	443	C++	2022-12-08 08:25:19
5	blameazu	468	C++	2024-04-03 10:35:38
6	Victor Vatn	472	C++	2021-03-19 17:37:05
7	Daniel Fernando Santos Bustos	472	C++	2022-03-18 18:14:03
8	Christian Yongwhan Lim	492	C++	2023-06-03 14:17:36
9	Alex Petru	498	C++	2021-12-08 18:06:25
10	Rodrigo Erazo Hermosilla	500	C++	2021-02-20 18:58:25

#	User	Length	Language	Date
1	dick move	152	Crystal	2025-09-28 15:44:14

#	User	Length	Language	Date
1	Patrick Bahr	2189	F#	2021-02-12 17:13:43

#	User	Length	Language	Date
1	Julian Duniec	846	Go	2023-09-13 14:39:42
2	Norbert Voelker	1007	Go	2021-11-09 23:33:55

#	User	Length	Language	Date
1	Udo Stenzel	277	Haskell	2025-06-14 18:00:39
2	Shiqi Gu	286	Haskell	2025-06-22 07:33:54
3	abdivasiyev	306	Haskell	2025-06-16 06:56:35
4	Md Akif Chowdhury	307	Haskell	2023-08-30 02:38:53
5	Weixi Zhuo	318	Haskell	2025-08-10 06:38:18
6	Mfon Eti-mfon	330	Haskell	2025-06-09 10:26:36
7	Zach Tschetter	333	Haskell	2021-10-30 13:19:40
8	Øyvind Almli	334	Haskell	2021-11-13 18:59:28
9	hitsuji	346	Haskell	2025-06-16 08:25:21
10	Bernardo Brust	350	Haskell	2025-07-28 14:49:30

#	User	Length	Language	Date
1	Adam Grady	641	Java	2021-10-28 00:41:50
2	Hugo Morvan	699	Java	2021-10-27 22:37:38
3	Hunter Mullen	699	Java	2025-02-17 16:21:20
4	Xuyan Huang	746	Java	2023-11-10 02:33:30
5	Jeffrey Micono	779	Java	2021-10-27 23:39:44
6	John Boyle	781	Java	2022-03-07 05:56:45
7	Doug Goodman	802	Java	2021-12-17 22:19:25
8	Amine Braham	803	Java	2021-10-27 23:23:29
9	Gregers Skat Rørdam	896	Java	2021-02-12 17:53:30
10	Christoffer Gram	896	Java	2021-02-12 19:30:50

#	User	Length	Language	Date
1	Hovhannes Kantuni	833	JavaScript (Node.js)	2021-03-03 01:52:38
2	Eligijus Petrikonis	945	JavaScript (Node.js)	2023-08-22 21:26:36
3	Marc Fong	993	JavaScript (Node.js)	2021-05-09 17:25:42

#	User	Length	Language	Date
1	Jimmy Gustafsson	210	JavaScript (SpiderMonkey)	2024-07-20 21:23:14
2	Christian Pilegaard Cederquist	284	JavaScript (SpiderMonkey)	2023-02-24 10:46:08
3	Bjørn Chr. Soltvedt	532	JavaScript (SpiderMonkey)	2021-01-31 21:10:53

#	User	Length	Language	Date
1	Timothy Gaede	658	Julia	2024-06-04 10:54:51

#	User	Length	Language	Date
1	Troy Warmboe	300	Kotlin	2023-04-13 00:26:33
2	Roger Bongers	349	Kotlin	2021-06-26 23:44:02
3	Ola Sundell	660	Kotlin	2021-10-20 16:47:47
4	Thanh Le	671	Kotlin	2021-07-06 23:10:28
5	Martijn Muijsers	801	Kotlin	2024-05-31 18:28:24
6	Sergey Jakobsen	840	Kotlin	2022-01-05 03:26:27
7	Adam Rankin	1128	Kotlin	2023-09-19 05:33:21

#	User	Length	Language	Date
1	Johan Lyts	166	Python 2	2022-05-07 14:02:40
2	Thomas Feld	201	Python 2	2021-05-21 09:54:32
3	Agis Daniels	275	Python 2	2021-12-08 14:56:02
4	Andreas Björklund	284	Python 2	2021-04-07 17:21:58
5	Sigurður Jens Albertsson	306	Python 2	2021-02-24 11:25:52
6	Gibransyah	415	Python 2	2022-03-21 00:44:07
7	Yanmarshus Bachtiar	416	Python 2	2021-02-01 06:59:48

#	User	Length	Language	Date
1	Clement Oh	81	Python 3	2023-06-29 07:03:24
2	Sriram Sai Ganesh	102	Python 3	2025-02-26 20:11:53
3	Błażej Dariusz Roszkowski	104	Python 3	2022-10-25 12:54:43
4	Jarred Kohout	111	Python 3	2022-10-25 01:29:02
5	Ng Hua Yu	128	Python 3	2024-04-29 15:17:48
6	Benjamin Lee	134	Python 3	2023-11-04 05:08:12
7	Ritwin Narra	140	Python 3	2022-11-14 00:18:26
8	Li Han	146	Python 3	2023-11-09 04:35:46
9	HanLi	146	Python 3	2023-11-09 04:42:29
10	Oskar Haarklou Veileborg	148	Python 3	2021-02-12 16:06:08

#	User	Length	Language	Date
1	Chenzhang Hu	50	Ruby	2025-04-24 17:44:22
2	Thomas Feld	51	Ruby	2023-02-14 10:02:49
3	Clement Oh	100	Ruby	2023-10-30 18:49:40
4	Miorel Palii	161	Ruby	2022-03-17 09:42:46
5	David Bock	281	Ruby	2023-12-07 20:02:21

#	User	Length	Language	Date
1	Bas Dirks	579	Rust	2022-05-04 14:11:12
2	Ng Tek In	901	Rust	2022-09-30 21:33:24
3	Isak Jägberg	1001	Rust	2021-12-31 15:45:21
4	Eric Pinter	1423	Rust	2021-02-05 22:54:55
5	Benjamin Richcreek	1880	Rust	2022-04-22 19:41:48
6	Klas af Geijerstam	5812	Rust	2022-10-06 22:01:10
7	Vincent Lagerros	9121	Rust	2024-07-17 18:45:33

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	543	Visual Basic	2025-11-02 21:12:15

Solution running time distribution