Problem A
Meow Factor — Problem Statistics

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Submissions	4876
Accepted submissions	1235
Submission ratio	25.33%
Authors	1067
Full solves [?]	903
Full solve Ratio	84.63%

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Bash	2023-09-26 15:13:13
2	Chenzhang Hu	0.07 s	Bash	2023-09-25 18:06:39

#	User	Runtime	Language	Date
1	Martijn van Brink	0.02 s	C#	2020-09-08 17:03:42
2	Joel Fisser	0.02 s	C#	2020-09-08 17:18:36
3	Laurens Fijn van Draat	0.02 s	C#	2020-09-08 18:12:58
4	Alex Laurila	0.02 s	C#	2021-07-22 14:08:01
5	Linda Andersson	0.02 s	C#	2021-07-22 14:36:13
6	Sven	0.04 s	C#	2024-02-16 21:20:05

#	User	Runtime	Language	Date
1	Ari Páll Agnarsson	0.01 s	Common Lisp	2021-03-21 03:39:47

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2023-04-26 17:50:58

#	User	Runtime	Language	Date
1	Jonas Mittnacht	0.00 s	Go	2024-02-14 16:25:46
2	James Robb	0.08 s	Go	2020-05-12 12:15:51
3	Norbert Voelker	0.08 s	Go	2021-12-06 19:36:08
4	James Robb	0.09 s	Go	2020-05-07 22:03:13

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2018-04-19 13:19:28
2	Brent Yorgey	0.00 s	Haskell	2018-06-03 22:40:18
3	Hidden user	0.00 s	Haskell	2023-01-27 13:10:45
4	Esben Bjerre	0.01 s	Haskell	2018-10-12 20:28:35
5	Intrets	0.01 s	Haskell	2018-11-28 23:57:45
6	Ryan Chew	0.01 s	Haskell	2019-02-05 05:53:54
7	Tim Put	0.01 s	Haskell	2021-04-03 05:08:15
8	Hidden user	0.01 s	Haskell	2022-02-22 09:50:31

#	User	Runtime	Language	Date
1	Taras Romanyuk	0.04 s	Java	2024-09-13 22:34:08
2	Thanh Nhan Nguyen	0.04 s	Java	2024-11-07 14:38:41
3	Pham Minh Tuan Bui	0.04 s	Java	2024-11-08 09:43:22
4	Long Nguyen Manh Thanh	0.04 s	Java	2024-11-11 23:16:36
5	James H. Tran	0.04 s	Java	2024-11-12 19:13:48
6	Guangyi Zhou	0.04 s	Java	2025-02-10 13:07:32
7	Martin Jakobsson	0.05 s	Java	2017-12-16 10:11:50
8	Mehdi Maick	0.05 s	Java	2017-12-16 10:19:55
9	Markus Larsson	0.05 s	Java	2017-12-16 10:27:51
10	Markus Olsson	0.05 s	Java	2017-12-16 10:59:56

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2022-09-27 11:07:16
2	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-02-02 15:52:20
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-06-17 04:17:21
4	Bjørn Chr. Soltvedt	0.06 s	JavaScript (SpiderMonkey)	2024-06-28 14:36:04

#	User	Runtime	Language	Date
1	Noszály Csaba	0.40 s	Julia	2025-09-04 08:44:48
2	Timothy Gaede	0.58 s	Julia	2024-04-24 06:18:29

#	User	Runtime	Language	Date
1	Marcin Wiśniowski	0.14 s	Kotlin	2018-09-28 16:27:03
2	Adam Koprowski	0.17 s	Kotlin	2021-06-27 23:03:02
3	Gabriel Novack	0.18 s	Kotlin	2019-11-13 16:58:23
4	Phường Lên	0.20 s	Kotlin	2020-02-03 22:30:54
5	Ali M. Nekoh	0.20 s	Kotlin	2025-05-13 21:11:52
6	Hidden user	0.21 s	Kotlin	2020-02-27 07:15:57
7	Cheatahh	0.22 s	Kotlin	2025-05-11 16:28:29

#	User	Runtime	Language	Date
1	Connor Billings	0.01 s	PHP	2020-04-07 23:38:29

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2019-06-13 17:05:10

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 2	2017-12-16 10:15:11
2	Andrei Stoica	0.02 s	Python 2	2017-12-16 15:02:02
3	Mees de Vries	0.02 s	Python 2	2017-12-18 17:21:20
4	Rafael Rivas	0.02 s	Python 2	2018-01-10 01:49:42
5	Ryan Beck	0.02 s	Python 2	2018-01-10 01:55:46
6	Eoin Davey	0.02 s	Python 2	2018-03-25 17:06:32
7	Eythor Andri	0.02 s	Python 2	2018-05-08 20:21:43
8	Valgeir Már Sturluson	0.02 s	Python 2	2018-05-09 03:49:31
9	Fan Jiang	0.03 s	Python 2	2018-09-28 13:24:46
10	Hermon Mulat	0.03 s	Python 2	2018-10-08 04:30:16

#	User	Runtime	Language	Date
1	Nils Gustafsson	0.02 s	Python 3	2017-12-16 10:06:17
2	Sam Zackrisson	0.02 s	Python 3	2017-12-16 10:09:00
3	Sebastian Hjelm	0.02 s	Python 3	2017-12-16 10:10:16
4	Christofer Ohlsson	0.02 s	Python 3	2017-12-16 10:11:31
5	Robert Welin-Berger	0.02 s	Python 3	2017-12-16 10:15:31
6	Linus Karlsson	0.02 s	Python 3	2017-12-16 10:16:49
7	Björn Magnusson	0.02 s	Python 3	2017-12-16 10:18:20
8	Ciara Godwin	0.02 s	Python 3	2017-12-16 12:07:05
9	Mouhssine Assaoud	0.02 s	Python 3	2017-12-16 12:25:49
10	Driss Khalil	0.02 s	Python 3	2017-12-17 17:00:17

#	User	Runtime	Language	Date
1	Josenildo Silva	0.04 s	Ruby	2019-03-06 21:09:48
2	Oleg Smelov	0.05 s	Ruby	2019-02-20 23:30:01
3	Thomas Feld	0.06 s	Ruby	2023-01-05 11:14:14

#	User	Runtime	Language	Date
1	Christofer Nolander	0.00 s	Rust	2019-06-15 22:12:56
2	Niels van der Zon	0.00 s	Rust	2020-09-08 17:45:15
3	Stephen Downward	0.00 s	Rust	2020-11-30 23:51:27
4	Bas Dirks	0.00 s	Rust	2022-02-19 22:46:05
5	Þorvaldur Tumi Baldursson	0.00 s	Rust	2023-03-17 11:17:07
6	David Rasch	0.00 s	Rust	2023-11-24 12:36:54
7	Zachary DeStefano	0.00 s	Rust	2024-07-09 19:36:15
8	Artur Khuziakhmetov	0.00 s	Rust	2025-01-26 13:02:24

#	User	Length	Language	Date
1	Thomas Feld	40	Bash	2023-09-26 15:13:13
2	Chenzhang Hu	40	Bash	2025-09-13 17:34:39

#	User	Length	Language	Date
1	Alexis J S Payne	296	C	2018-09-28 13:09:33
2	Wayne	368	C	2018-02-02 19:29:45
3	Hidden user	368	C	2025-02-16 22:51:04
4	Bai Yunwei	380	C	2018-03-16 07:10:58
5	Lee Han Cheng	394	C	2018-03-13 12:39:07
6	Jaan Jaerving	399	C	2022-03-15 17:02:08
7	John Khoo	410	C	2020-03-15 04:21:41
8	Olav Røthe Bakken	415	C	2018-11-23 18:51:46
9	Christos Kontas	450	C	2019-06-24 15:21:40
10	Eyleifur Bjarkason	477	C	2019-03-11 23:05:14

#	User	Length	Language	Date
1	Sven	203	C#	2024-02-16 21:20:05
2	Joel Fisser	666	C#	2020-09-08 17:18:36
3	Linda Andersson	714	C#	2021-07-22 14:53:12
4	Laurens Fijn van Draat	789	C#	2020-09-08 18:12:58
5	Alex Laurila	829	C#	2021-07-22 14:08:01
6	Martijn van Brink	1267	C#	2020-09-08 17:03:42

#	User	Length	Language	Date
1	Evan Magill	121	C++	2024-03-12 19:33:13
2	Frederick Pek	227	C++	2021-05-14 06:17:30
3	Dylan Mcbride	236	C++	2018-09-29 08:16:02
4	Kristinn Hrafn Daníelsson	237	C++	2025-06-01 15:39:58
5	Garðar Ingvarsson	240	C++	2019-03-19 19:48:02
6	Lav Radosavljevic	248	C++	2017-12-16 10:11:50
7	Zane Yu	263	C++	2019-02-01 07:44:35
8	Gaelan McMillan	264	C++	2023-03-04 01:02:19
9	Fredrik Niemelä	268	C++	2018-02-06 19:10:29
10	Nguyen Tran Huu Duc	268	C++	2022-10-02 10:52:00

#	User	Length	Language	Date
1	Ari Páll Agnarsson	3497	Common Lisp	2021-03-21 03:39:47

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	736	F#	2023-04-26 17:50:58

#	User	Length	Language	Date
1	Jonas Mittnacht	240	Go	2024-02-14 16:25:46
2	James Robb	873	Go	2020-05-07 22:10:03
3	James Robb	873	Go	2020-05-12 12:15:51
4	Norbert Voelker	909	Go	2021-12-06 19:38:20

#	User	Length	Language	Date
1	Hidden user	296	Haskell	2023-01-27 13:11:36
2	Ryan Chew	304	Haskell	2019-02-05 05:53:54
3	Hidden user	318	Haskell	2022-02-22 09:50:31
4	Esben Bjerre	325	Haskell	2018-10-12 20:28:35
5	Intrets	410	Haskell	2018-11-28 23:57:45
6	Hidden user	680	Haskell	2018-04-19 13:19:28
7	Brent Yorgey	762	Haskell	2018-06-03 22:40:18
8	Tim Put	4792	Haskell	2021-04-03 05:08:15

#	User	Length	Language	Date
1	Ali Pervaiz	323	Java	2019-03-29 14:19:14
2	Thuan Nguyen Minh	329	Java	2023-11-08 20:49:54
3	Xuehui Chen	392	Java	2018-08-22 18:36:06
4	Theodoric Keith Lim	403	Java	2020-07-14 08:26:59
5	Crystal Sharpe	407	Java	2020-05-29 04:44:29
6	Doug Goodman	411	Java	2018-02-21 20:40:55
7	Paula Arnold	419	Java	2019-06-14 18:05:11
8	Clark Nelson	425	Java	2023-02-27 20:07:51
9	Alex DeJong	432	Java	2019-06-24 16:40:28
10	Olivier Bourgeois	434	Java	2018-01-26 02:18:53

#	User	Length	Language	Date
1	Christian Cederquist	72	JavaScript (SpiderMonkey)	2023-02-02 15:52:20
2	Jimmy Gustafsson	127	JavaScript (SpiderMonkey)	2022-09-27 11:07:16
3	Zach Tschetter	344	JavaScript (SpiderMonkey)	2023-06-17 04:17:21
4	Bjørn Chr. Soltvedt	20218	JavaScript (SpiderMonkey)	2024-06-28 14:36:04

#	User	Length	Language	Date
1	Noszály Csaba	157	Julia	2025-09-04 08:44:48
2	Timothy Gaede	1156	Julia	2024-04-24 06:18:29

#	User	Length	Language	Date
1	Phường Lên	282	Kotlin	2020-02-03 22:30:54
2	Adam Koprowski	533	Kotlin	2021-06-27 23:03:02
3	Ali M. Nekoh	536	Kotlin	2025-05-13 21:11:52
4	Cheatahh	579	Kotlin	2025-05-11 16:28:29
5	Marcin Wiśniowski	719	Kotlin	2018-09-28 16:27:03
6	Gabriel Novack	1498	Kotlin	2019-11-13 16:58:23
7	Hidden user	2650	Kotlin	2020-02-27 07:15:57

#	User	Length	Language	Date
1	Connor Billings	180	PHP	2020-04-07 23:38:29

#	User	Length	Language	Date
1	Andriy Zyevakov	373	Prolog	2019-06-13 17:05:10

#	User	Length	Language	Date
1	Gurpartap Singh Bhatti	78	Python 2	2019-04-07 23:19:34
2	Auburn Ford	82	Python 2	2018-12-13 17:19:33
3	Moustave	86	Python 2	2023-11-24 22:53:24
4	Valgeir Már Sturluson	89	Python 2	2018-05-09 03:49:31
5	Lars Åström	94	Python 2	2019-10-29 11:59:12
6	Eoin Davey	95	Python 2	2018-03-25 17:06:32
7	a_b__c	96	Python 2	2021-01-29 17:16:37
8	Fan Jiang	99	Python 2	2018-09-28 13:24:46
9	Eric Ge	110	Python 2	2019-09-12 00:37:29
10	Hidden user	120	Python 2	2017-12-16 18:13:17

#	User	Length	Language	Date
1	Benjamin Z White	47	Python 3	2023-05-16 17:21:58
2	Farzam Abrishami	57	Python 3	2024-01-28 01:42:37
3	Sander Oppen	61	Python 3	2024-10-02 20:04:57
4	Moustave	64	Python 3	2023-11-24 23:09:48
5	Brimar Ólafsson	66	Python 3	2024-03-17 15:33:57
6	Lee Isaac	67	Python 3	2022-11-10 06:24:38
7	Björn Thor Stefánsson	67	Python 3	2024-03-15 16:00:33
8	Kristján Dagur Egilsson	68	Python 3	2024-03-16 17:56:07
9	Frans Meulenbroeks	68	Python 3	2025-02-27 21:52:47
10	Guk Yi Siong	71	Python 3	2023-07-30 05:16:13

#	User	Length	Language	Date
1	Thomas Feld	38	Ruby	2023-01-05 11:29:46
2	Josenildo Silva	147	Ruby	2019-03-06 21:09:48
3	Oleg Smelov	217	Ruby	2019-02-20 23:30:01

#	User	Length	Language	Date
1	David Rasch	284	Rust	2023-11-24 12:36:54
2	Artur Khuziakhmetov	298	Rust	2025-01-26 13:02:24
3	Stephen Downward	405	Rust	2020-11-30 23:51:27
4	Zachary DeStefano	454	Rust	2024-07-09 19:36:15
5	Bas Dirks	460	Rust	2022-02-19 22:46:05
6	Þorvaldur Tumi Baldursson	531	Rust	2023-07-10 14:05:08
7	Niels van der Zon	634	Rust	2020-09-08 17:45:15
8	Christofer Nolander	2112	Rust	2019-06-15 22:12:56

Solution running time distribution