Problem A
Squawk Virus — Problem Statistics

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Submissions	2727
Accepted submissions	920
Submission ratio	33.74%
Authors	932
Full solves [?]	787
Full solve Ratio	84.44%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.01 s	Bash	2023-11-16 17:00:45

#	User	Runtime	Language	Date
1	Lizhi Xiang	0.00 s	C	2015-11-03 02:20:58
2	Ethan Coldren	0.00 s	C	2016-10-08 21:18:42
3	Ivan Petrov	0.00 s	C	2019-07-11 09:22:54
4	Bergur Snorrason	0.00 s	C	2019-09-24 10:46:24
5	Filip Hovorka	0.00 s	C	2021-03-21 18:57:07
6	Mirel Cosulschi	0.00 s	C	2025-01-07 22:53:16

#	User	Runtime	Language	Date
1	Samuel Wrååk	0.02 s	C#	2016-07-06 22:33:15
2	Zachary Grant	0.02 s	C#	2018-02-21 22:47:00
3	Jane Prusakova	0.02 s	C#	2018-02-22 20:54:41
4	Arjan Hennink	0.03 s	C#	2018-10-06 14:21:26
5	Krasimir Balchev	0.04 s	C#	2020-06-17 18:34:31
6	Artemy Gavrilov	0.04 s	C#	2024-02-02 21:03:35
7	James Khalil	0.04 s	C#	2024-02-05 20:20:38

#	User	Runtime	Language	Date
1	Yitian Wang	0.05 s	Go	2023-01-19 10:20:50
2	Norbert Voelker	0.08 s	Go	2021-12-24 17:13:07

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.01 s	Haskell	2025-06-18 14:53:32
2	Mattias Aronsson Adler	0.03 s	Haskell	2018-09-23 15:47:07
3	Ryan O'Hara	0.07 s	Haskell	2017-09-26 05:04:56
4	Hidden user	0.43 s	Haskell	2023-03-09 10:02:18

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.07 s	Java	2020-05-28 22:52:13
2	Kristoffer Åhgren	0.08 s	Java	2018-04-03 17:27:28
3	Bjørn Dons	0.08 s	Java	2018-11-07 06:43:54
4	Hidden user	0.09 s	Java	2017-05-14 11:26:44
5	David Koval	0.09 s	Java	2017-05-14 11:29:29
6	Jeffrey Xiao	0.10 s	Java	2016-10-08 19:40:20
7	Stu Harvey	0.10 s	Java	2016-10-10 23:57:16
8	Martijn Muijsers	0.10 s	Java	2017-03-05 02:41:37
9	Martin Jakobsson	0.10 s	Java	2017-10-26 17:10:01
10	Dante Bencivenga	0.10 s	Java	2017-11-02 03:00:20

#	User	Runtime	Language	Date
1	Hunter Tseng	0.43 s	JavaScript (Node.js)	2019-08-09 09:27:34

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-10-31 19:57:30

#	User	Runtime	Language	Date
1	Timothy Gaede	0.57 s	Julia	2025-04-09 03:01:00

#	User	Runtime	Language	Date
1	Jacob Huebner	0.17 s	Kotlin	2021-07-02 02:35:24
2	Hidden user	0.26 s	Kotlin	2019-12-23 06:41:44
3	Sara Valentina	0.27 s	Kotlin	2024-05-15 07:26:13

#	User	Runtime	Language	Date
1	Markus Weller	0.02 s	PHP	2019-03-27 01:44:18

#	User	Runtime	Language	Date
1	Hermon Mulat	0.03 s	Python 2	2018-01-09 03:56:18
2	Hidden user	0.04 s	Python 2	2015-11-01 06:03:14
3	Noah Rosamilia	0.04 s	Python 2	2015-11-13 03:55:43
4	Ted Morin	0.04 s	Python 2	2016-10-08 20:23:24
5	Jerry Li	0.04 s	Python 2	2016-10-26 21:16:42
6	Zheng Dai	0.04 s	Python 2	2016-11-16 22:19:17
7	Cian Ruane	0.04 s	Python 2	2018-08-26 23:41:32
8	Ciara Godwin	0.04 s	Python 2	2018-08-27 00:35:02
9	Kevin Tang	0.04 s	Python 2	2018-10-27 22:37:21
10	Gurpartap Singh Bhatti	0.04 s	Python 2	2019-03-04 21:27:16

#	User	Runtime	Language	Date
1	Thomas Vu	0.03 s	Python 3	2016-10-08 20:28:46
2	Brian McCutchon	0.03 s	Python 3	2016-10-08 20:50:52
3	Tim Salmon	0.03 s	Python 3	2017-09-12 03:38:47
4	James Hamm	0.03 s	Python 3	2018-06-28 16:43:58
5	Gurpartap Singh Bhatti	0.03 s	Python 3	2019-03-04 21:26:04
6	Cole Peterson	0.03 s	Python 3	2019-09-29 03:41:52
7	Paige Vosmik	0.04 s	Python 3	2015-11-09 20:22:24
8	Noah Rosamilia	0.04 s	Python 3	2015-11-13 03:49:39
9	Amir Kash	0.04 s	Python 3	2016-10-08 20:06:10
10	Robert Nesmith	0.04 s	Python 3	2016-10-08 20:19:44

#	User	Runtime	Language	Date
1	Charlotte Zhuang	0.06 s	Ruby	2020-10-13 22:09:28
2	Patrick Elsen	0.08 s	Ruby	2019-05-03 16:48:35

#	User	Runtime	Language	Date
1	Chaoyi Yin	0.00 s	Rust	2019-04-07 23:19:40
2	Christofer Nolander	0.00 s	Rust	2019-06-15 22:47:50
3	Iker Lissarrague	0.00 s	Rust	2023-07-15 21:10:44
4	Jonathan Choi	0.00 s	Rust	2024-01-30 01:46:10
5	Bas Dirks	0.01 s	Rust	2022-02-02 09:35:04
6	Aaron Lengyel	0.01 s	Rust	2023-05-05 20:26:38

#	User	Length	Language	Date
1	Chenzhang Hu	393	Bash	2023-11-16 17:00:45

#	User	Length	Language	Date
1	Mirel Cosulschi	664	C	2025-01-07 22:53:16
2	Lizhi Xiang	824	C	2015-11-03 02:20:58
3	Ivan Petrov	843	C	2019-07-11 09:22:54
4	Ethan Coldren	960	C	2016-10-08 21:18:42
5	Filip Hovorka	1069	C	2021-03-21 18:57:07
6	Bergur Snorrason	2213	C	2019-09-24 10:46:24

#	User	Length	Language	Date
1	James Khalil	1852	C#	2024-02-05 20:20:38
2	Arjan Hennink	1922	C#	2018-10-06 14:22:50
3	Zachary Grant	2023	C#	2018-02-21 22:47:00
4	Artemy Gavrilov	2027	C#	2024-02-02 21:03:35
5	Samuel Wrååk	2341	C#	2016-07-06 22:33:15
6	Krasimir Balchev	2351	C#	2020-06-17 18:34:31
7	Jane Prusakova	3017	C#	2018-02-22 20:54:41

#	User	Length	Language	Date
1	Nathan Duncan	294	C++	2024-02-23 05:10:23
2	William Gan	464	C++	2018-03-28 09:44:52
3	Herman Karlsson	509	C++	2015-11-28 11:53:00
4	최승주	526	C++	2016-09-14 15:32:46
5	Armen Andreasyan	532	C++	2017-03-25 16:58:15
6	Zhixing Zhang	532	C++	2019-09-28 01:47:13
7	Mohsen Dehbashi	536	C++	2020-12-22 09:21:46
8	Ankeet Parikh	554	C++	2017-09-12 02:08:54
9	Farbod Yadegarian	556	C++	2016-10-08 19:22:28
10	Hidden user	573	C++	2015-10-31 15:23:48

#	User	Length	Language	Date
1	Norbert Voelker	1258	Go	2021-12-24 17:13:07
2	Yitian Wang	2161	Go	2023-01-19 10:20:50

#	User	Length	Language	Date
1	Hidden user	857	Haskell	2023-03-09 10:02:18
2	Mattias Aronsson Adler	906	Haskell	2018-09-23 15:47:07
3	Ryan O'Hara	1313	Haskell	2017-09-26 05:04:56
4	Steinar Simonnes	1407	Haskell	2025-06-18 14:53:32

#	User	Length	Language	Date
1	Mitch Price	722	Java	2016-09-30 19:32:18
2	Sachitaa Senthilkumar	736	Java	2019-02-11 22:17:46
3	Doug Goodman	769	Java	2017-05-11 21:01:09
4	Mahmudul Hasan Mithun	802	Java	2015-11-04 03:17:37
5	Micah Stairs	806	Java	2015-10-31 16:14:36
6	Matthew Das Sarma	807	Java	2016-10-08 20:16:15
7	Alvin Yan	807	Java	2018-07-25 11:21:36
8	Alexandros Antonorsi	815	Java	2019-10-16 05:34:28
9	Hidden user	849	Java	2015-11-04 03:09:10
10	Jiru Xu	975	Java	2016-10-27 22:37:55

#	User	Length	Language	Date
1	Hunter Tseng	1533	JavaScript (Node.js)	2019-08-09 09:27:34

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	721	JavaScript (SpiderMonkey)	2023-10-31 19:57:30

#	User	Length	Language	Date
1	Timothy Gaede	1197	Julia	2025-04-09 03:01:00

#	User	Length	Language	Date
1	Hidden user	860	Kotlin	2019-12-23 06:41:44
2	Sara Valentina	999	Kotlin	2024-05-15 07:26:13
3	Jacob Huebner	1701	Kotlin	2021-07-02 02:35:24

#	User	Length	Language	Date
1	Markus Weller	1097	PHP	2019-03-27 01:44:18

#	User	Length	Language	Date
1	Andreas Eisele	238	Python 2	2018-09-15 16:11:16
2	Andreas Björklund	323	Python 2	2021-12-29 19:21:49
3	Wyatt Wismer	414	Python 2	2018-10-12 01:35:44
4	Johan Lyts	452	Python 2	2019-08-13 21:59:19
5	Martin Wan	458	Python 2	2017-09-26 04:50:28
6	Michael Laszlo	465	Python 2	2017-01-02 05:28:56
7	Chen Weikang	470	Python 2	2019-04-07 23:39:12
8	Ted Morin	516	Python 2	2016-10-08 20:23:24
9	Noah Rosamilia	531	Python 2	2015-11-13 03:55:43
10	Ciara Godwin	535	Python 2	2018-08-27 00:35:02

#	User	Length	Language	Date
1	Benjamin Z White	223	Python 3	2023-05-24 23:49:00
2	Yong Mao	293	Python 3	2023-12-02 03:08:20
3	Ahmed Chamseddine	320	Python 3	2024-01-04 15:17:56
4	Yohannes Melese	330	Python 3	2021-06-23 08:37:02
5	Hidden user	341	Python 3	2023-02-01 07:07:38
6	Kelly Dance	349	Python 3	2023-01-19 23:56:06
7	James Rettie	364	Python 3	2023-01-21 20:52:22
8	Payton Klemens	367	Python 3	2022-09-24 20:01:57
9	Nicholas Russell Saerang	369	Python 3	2023-07-21 17:21:49
10	Hrant Hovhannisyan	371	Python 3	2025-05-02 11:09:38

#	User	Length	Language	Date
1	Charlotte Zhuang	497	Ruby	2020-10-13 22:09:28
2	Patrick Elsen	1926	Ruby	2019-05-03 16:48:35

#	User	Length	Language	Date
1	Chaoyi Yin	1083	Rust	2019-04-07 23:19:40
2	Iker Lissarrague	1397	Rust	2023-07-15 21:10:44
3	Christofer Nolander	2586	Rust	2019-06-15 22:47:50
4	Bas Dirks	2946	Rust	2022-02-02 09:35:04
5	Jonathan Choi	3225	Rust	2024-01-30 01:46:10
6	Aaron Lengyel	5777	Rust	2023-05-05 20:26:38

Solution running time distribution