Problem A
Glyph Recognition — Problem Statistics

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Submissions	1699
Accepted submissions	581
Submission ratio	34.20%
Authors	388
Full solves [?]	357
Full solve Ratio	92.01%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2017-12-01 10:33:51
2	Svein Høgemo	0.00 s	C	2018-04-10 18:30:26
3	Sambit Palit	0.00 s	C	2020-11-02 03:54:37
4	Aron H	0.00 s	C	2024-01-11 21:28:50
5	Bart Davenschot	0.00 s	C	2026-03-06 19:37:45
6	Oscar Cusin	0.23 s	C	2024-05-01 17:16:51

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-08-25 01:04:51
2	Arne Philipeit	0.09 s	Go	2018-10-14 00:04:21

#	User	Runtime	Language	Date
1	Brent Yorgey	0.01 s	Haskell	2018-06-20 07:08:09
2	Matthew Craven	0.01 s	Haskell	2021-02-13 20:01:33
3	Hidden user	0.01 s	Haskell	2023-01-22 17:46:50
4	Birk Tjelmeland	0.04 s	Haskell	2018-04-15 15:22:21
5	Steinar Simonnes	0.04 s	Haskell	2024-07-18 16:51:29

#	User	Runtime	Language	Date
1	Magnus Øian	0.06 s	Java	2018-03-23 20:26:22
2	Sven Rönnbäck	0.06 s	Java	2022-05-21 18:30:04
3	Christoph Gross	0.07 s	Java	2018-04-09 16:15:10
4	Sindre Sørensen	0.08 s	Java	2018-04-11 13:35:02
5	Daniel Notland	0.08 s	Java	2018-04-15 13:28:03
6	Steven Cheng	0.08 s	Java	2018-06-11 00:26:29
7	Olav Røthe Bakken	0.09 s	Java	2017-11-28 19:51:20
8	Håvard Stuberg	0.10 s	Java	2018-04-15 11:28:18
9	Doug Goodman	0.13 s	Java	2017-12-11 19:59:25
10	Duncan Page	0.14 s	Java	2018-02-26 23:57:47

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-05-17 10:59:56

#	User	Runtime	Language	Date
1	Timothy Gaede	0.84 s	Julia	2024-08-13 13:28:52

#	User	Runtime	Language	Date
1	Слава Гуляев	0.14 s	Kotlin	2017-11-26 14:36:04
2	Nicholas Johnson	0.19 s	Kotlin	2022-05-15 20:09:44
3	Jacob Huebner	0.19 s	Kotlin	2022-05-27 22:12:05
4	Hidden user	0.25 s	Kotlin	2018-04-15 17:11:33
5	Hidden user	0.28 s	Kotlin	2019-11-15 16:17:12

#	User	Runtime	Language	Date
1	Henrik Gingsjö	0.05 s	Python 2	2017-11-26 13:47:08
2	Hidden user	0.05 s	Python 2	2018-05-19 19:58:16
3	Maj Stenmark	0.05 s	Python 2	2018-05-19 20:00:12
4	Andreas Björklund	0.07 s	Python 2	2018-12-08 12:31:24
5	Jesper Öqvist	0.08 s	Python 2	2018-05-14 21:18:11
6	Stefan Kennedy	0.14 s	Python 2	2017-12-03 15:52:44
7	Bryon Tjanaka	0.49 s	Python 2	2019-11-13 07:44:18
8	Måns Magnusson	1.53 s	Python 2	2017-11-27 17:09:52

#	User	Runtime	Language	Date
1	Mathias Rav	0.02 s	Python 3	2017-11-26 14:18:08
2	Cian Ruane	0.03 s	Python 3	2018-03-20 14:13:41
3	Hien Le	0.03 s	Python 3	2018-04-20 18:05:32
4	Victor Dheur	0.03 s	Python 3	2018-11-12 18:41:23
5	Денис Соболев	0.03 s	Python 3	2019-04-25 11:14:51
6	Simon Rieß	0.03 s	Python 3	2019-08-24 22:09:52
7	Hidden user	0.03 s	Python 3	2019-11-16 00:43:00
8	Martin Aumüller	0.03 s	Python 3	2019-11-19 14:26:14
9	Niels Kokholm	0.03 s	Python 3	2019-12-12 21:19:43
10	Jason Cannon	0.03 s	Python 3	2019-12-23 17:02:07

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2024-05-02 23:08:01
2	Stian Soltvedt	0.01 s	Rust	2019-03-20 18:25:26
3	Kristian Elde Johansen	0.01 s	Rust	2025-02-26 11:43:41
4	David Rasch	0.02 s	Rust	2023-10-03 09:53:49
5	Christoffer Andersson	0.06 s	Rust	2024-05-06 20:30:24

#	User	Length	Language	Date
1	Ivan Petrov	1020	C	2017-12-01 10:33:51
2	Svein Høgemo	1430	C	2018-04-10 18:30:26
3	Bart Davenschot	1438	C	2026-03-10 23:13:27
4	Sambit Palit	2278	C	2020-11-02 03:54:37
5	Aron H	2634	C	2024-01-11 21:28:50
6	Oscar Cusin	7733	C	2024-05-01 17:16:51

#	User	Length	Language	Date
1	Johan Wind	705	C++	2018-05-13 21:59:56
2	Long Tuấn	718	C++	2018-11-22 14:16:13
3	Alexander Skidanov	779	C++	2026-02-15 16:19:00
4	Marcel Wienöbst	785	C++	2018-05-11 15:02:17
5	Kevin Wan	822	C++	2021-02-13 21:09:19
6	Ivan	918	C++	2026-02-15 00:30:24
7	Gaelan C	925	C++	2021-02-22 20:49:04
8	Agnieszka Calkowska	965	C++	2023-12-11 03:28:26
9	Tigran Hakobyan	983	C++	2018-10-21 20:45:49
10	Christian Yongwhan Lim	1002	C++	2024-07-07 04:45:23

#	User	Length	Language	Date
1	Arne Philipeit	865	Go	2018-10-14 00:04:21
2	Norbert Voelker	1636	Go	2021-08-25 01:10:47

#	User	Length	Language	Date
1	Hidden user	1269	Haskell	2023-01-22 17:46:50
2	Brent Yorgey	1336	Haskell	2018-06-20 07:08:09
3	Matthew Craven	1463	Haskell	2021-02-13 20:01:33
4	Birk Tjelmeland	1898	Haskell	2018-04-15 15:22:21
5	Steinar Simonnes	3587	Haskell	2024-07-18 16:51:09

#	User	Length	Language	Date
1	Duncan Page	954	Java	2018-02-26 23:57:47
2	Doug Goodman	955	Java	2017-12-11 19:59:25
3	sergej rill	1390	Java	2022-04-17 15:35:57
4	Derek Goodwin	1590	Java	2018-01-27 20:35:02
5	Roland Haase	1598	Java	2017-11-26 15:00:38
6	Rob Hochberg	1621	Java	2020-12-31 04:33:50
7	Paula Arnold	1641	Java	2018-05-11 17:00:26
8	Travis Meade	1769	Java	2018-01-27 23:04:05
9	Corentin Simon	1871	Java	2018-10-28 14:24:21
10	Jeffrey Huang	2112	Java	2019-09-24 02:26:30

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	1579	JavaScript (SpiderMonkey)	2023-05-17 10:59:56

#	User	Length	Language	Date
1	Timothy Gaede	1616	Julia	2024-08-13 13:28:52

#	User	Length	Language	Date
1	Слава Гуляев	1793	Kotlin	2017-11-26 14:36:04
2	Jacob Huebner	2012	Kotlin	2022-05-27 22:12:05
3	Hidden user	2076	Kotlin	2019-11-15 16:17:12
4	Nicholas Johnson	2569	Kotlin	2022-05-15 20:09:44
5	Hidden user	4610	Kotlin	2018-04-15 17:11:33

#	User	Length	Language	Date
1	Andreas Björklund	796	Python 2	2018-12-08 12:31:24
2	Henrik Gingsjö	1009	Python 2	2017-11-26 13:47:08
3	Måns Magnusson	1427	Python 2	2017-11-27 17:09:52
4	Hidden user	1663	Python 2	2018-05-19 19:58:16
5	Maj Stenmark	1663	Python 2	2018-05-19 20:00:12
6	Stefan Kennedy	2202	Python 2	2017-12-03 15:52:44
7	Jesper Öqvist	2726	Python 2	2018-05-14 21:18:11
8	Bryon Tjanaka	3321	Python 2	2019-11-13 07:44:18

#	User	Length	Language	Date
1	Marshall D Feng	261	Python 3	2023-02-10 17:10:54
2	Yong Mao	335	Python 3	2024-06-19 04:44:11
3	Ahmed Chamseddine	343	Python 3	2025-06-14 00:55:03
4	Hidden user	430	Python 3	2023-06-23 01:56:48
5	Victor Dheur	447	Python 3	2018-11-12 18:41:23
6	Noah Hessen Bjerke	474	Python 3	2025-11-28 03:08:55
7	Jason Cannon	483	Python 3	2019-12-23 17:02:07
8	Hidden user	539	Python 3	2022-11-29 21:26:34
9	Rijk van Putten	579	Python 3	2024-01-09 14:08:52
10	Noah Weninger	603	Python 3	2018-10-20 03:46:23

#	User	Length	Language	Date
1	Kristian Elde Johansen	3033	Rust	2025-02-26 12:39:08
2	David Rasch	3239	Rust	2023-10-03 09:53:49
3	Stian Soltvedt	6077	Rust	2019-03-20 18:25:26
4	Christoffer Andersson	6912	Rust	2024-05-06 20:37:33
5	Vincent Lagerros	20268	Rust	2024-05-02 23:05:23

Solution running time distribution