Problem A
Animal Classification — Problem Statistics

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Submissions	2382
Accepted submissions	584
Submission ratio	24.52%
Authors	487
Full solves [?]	335
Full solve Ratio	68.79%

#	User	Runtime	Language	Date
1	Tjandra Satria Gunawan	0.07 s	C	2015-09-12 11:01:34
2	Andreas Björklund	0.08 s	C	2020-03-09 19:29:22
3	Ludvig Gunne Lindström	0.08 s	C	2024-02-23 12:49:02

#	User	Runtime	Language	Date
1	Holger Borum	1.28 s	C#	2019-04-29 11:47:18

#	User	Runtime	Language	Date
1	Sun Set	0.03 s	C++	2015-09-18 18:15:55
2	Fredrik Hernqvist	0.03 s	C++	2015-10-29 19:37:19
3	何镇峰	0.03 s	C++	2018-09-03 17:01:53
4	Alexander Westberg-Bladh	0.03 s	C++	2019-04-29 18:15:24
5	Noszály Csaba	0.03 s	C++	2019-08-17 17:53:45
6	Alexandru Rudi	0.03 s	C++	2022-05-28 16:40:15
7	Marcus Oscarsson	0.03 s	C++	2023-04-28 23:31:42
8	Rico Filberto	0.03 s	C++	2024-04-03 10:13:10
9	Myungwoo Chun	0.04 s	C++	2015-12-09 14:27:16
10	Monlin Zhi	0.04 s	C++	2017-06-20 15:26:13

#	User	Runtime	Language	Date
1	Frank Endriss	0.85 s	Go	2021-12-29 11:31:12

#	User	Runtime	Language	Date
1	Paolo Capriotti	0.98 s	Haskell	2016-09-30 01:03:12
2	Nicolai Kraus	0.98 s	Haskell	2016-09-30 21:17:35

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.28 s	Java	2017-05-16 01:42:00
2	Yibo Huang	0.38 s	Java	2020-10-31 20:21:30
3	Harrison Fang	0.39 s	Java	2016-04-12 19:12:59
4	Yu ShangHsin	0.40 s	Java	2015-09-16 15:11:40
5	Godmar Back	0.40 s	Java	2015-09-28 21:39:25
6	Crystal Sharpe	0.40 s	Java	2021-06-17 01:34:28
7	Hà Minh Ngọc	0.42 s	Java	2015-09-13 16:20:14
8	Bjørn Dons	0.49 s	Java	2023-12-17 21:02:54
9	Taras Romanyuk	0.50 s	Java	2024-11-10 18:18:05
10	Chris Wu	0.53 s	Java	2017-04-28 22:57:57

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.50 s	Kotlin	2022-05-28 17:35:27
2	Jacob Huebner	0.51 s	Kotlin	2022-05-28 23:40:42

#	User	Runtime	Language	Date
1	Kuan Wei Heng	0.19 s	Python 2	2019-03-29 09:58:18
2	Way Tan	0.19 s	Python 2	2019-03-29 15:41:00
3	Herbert Ilhan Tanujaya	0.19 s	Python 2	2019-03-29 17:13:57
4	Lars Åström	0.46 s	Python 2	2019-05-12 11:16:02
5	Andreas Eisele	0.77 s	Python 2	2018-09-13 10:10:34
6	Olav Røthe Bakken	1.05 s	Python 2	2019-05-31 17:36:58

#	User	Runtime	Language	Date
1	Mingkuan Xu	0.21 s	Python 3	2022-05-28 16:44:00
2	Ari Blondal	0.22 s	Python 3	2025-02-14 18:12:35
3	Oskar Haarklou Veileborg	0.26 s	Python 3	2020-08-14 21:28:33
4	Duoduo Zhao	0.26 s	Python 3	2025-07-31 02:24:29
5	Varun Asuri	0.28 s	Python 3	2023-03-31 06:51:45
6	Jonathan Cederlund	0.31 s	Python 3	2023-01-25 20:54:54
7	Nicolas Gilles	0.33 s	Python 3	2022-10-27 18:43:48
8	Colin Siles	0.34 s	Python 3	2022-05-28 23:44:52
9	Hidden user	0.39 s	Python 3	2019-02-16 17:59:11
10	Iker Lissarrague	0.47 s	Python 3	2023-09-25 05:03:04

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Rust	2024-04-27 03:42:00
2	Lukas Viering	0.03 s	Rust	2025-02-13 10:25:05
3	Liam Thorell	0.03 s	Rust	2025-02-13 20:50:28
4	Markus Videfors	0.04 s	Rust	2023-05-02 17:51:31
5	Christofer Nolander	0.05 s	Rust	2019-01-27 10:30:10
6	Iker Lissarrague	0.05 s	Rust	2023-09-25 05:22:55
7	Blue Core	0.06 s	Rust	2025-02-14 04:04:07
8	Gustaf Bergmark	0.08 s	Rust	2023-04-26 17:02:00
9	Oscar Eriksson	0.08 s	Rust	2025-02-14 09:10:38
10	Tomas Möre	1.57 s	Rust	2019-04-24 20:40:30

#	User	Runtime	Language	Date
1	Alexander Björkman	0.24 s	Zig	2024-02-23 04:38:46

#	User	Length	Language	Date
1	Tjandra Satria Gunawan	1082	C	2015-09-12 11:01:34
2	Andreas Björklund	1236	C	2020-03-09 19:29:22
3	Ludvig Gunne Lindström	3021	C	2024-02-23 12:49:02

#	User	Length	Language	Date
1	Holger Borum	3672	C#	2019-04-29 11:47:18

#	User	Length	Language	Date
1	Simon Lindholm	735	C++	2015-09-26 22:14:55
2	Johan Wind	837	C++	2018-10-19 19:31:32
3	Andrew He	847	C++	2022-05-28 17:05:02
4	Victor Chen	936	C++	2022-05-28 15:42:12
5	Chris Trevisan	1003	C++	2022-05-28 15:29:28
6	張振豪	1017	C++	2015-09-12 09:22:35
7	Markus Mathiasen	1024	C++	2024-06-27 12:26:31
8	Håvard Krogstie	1027	C++	2019-07-01 13:07:47
9	Mihai Andreescu	1029	C++	2016-04-29 02:39:24
10	陳昇暉	1046	C++	2018-09-05 14:25:32

#	User	Length	Language	Date
1	Frank Endriss	3063	Go	2021-12-29 11:31:12

#	User	Length	Language	Date
1	Paolo Capriotti	1948	Haskell	2016-09-30 01:03:12
2	Nicolai Kraus	1948	Haskell	2016-09-30 21:17:35

#	User	Length	Language	Date
1	Hà Minh Ngọc	2107	Java	2015-09-13 08:54:05
2	Peter Li	2231	Java	2022-05-28 22:18:54
3	Harrison Fang	2625	Java	2016-04-12 19:12:59
4	Crystal Sharpe	2706	Java	2021-06-17 01:34:00
5	David Brink	2752	Java	2016-09-13 11:38:17
6	Ariana Herbst	2851	Java	2018-02-15 02:00:05
7	Taras Romanyuk	2940	Java	2024-11-10 18:18:05
8	Godmar Back	3076	Java	2015-09-28 21:39:25
9	Martijn Muijsers	3110	Java	2017-05-16 01:42:43
10	Florian Cassayre	3234	Java	2019-04-28 23:17:44

#	User	Length	Language	Date
1	Nicholas Johnson	1670	Kotlin	2022-05-29 02:27:34
2	Jacob Huebner	3737	Kotlin	2022-05-28 23:40:42

#	User	Length	Language	Date
1	Andreas Eisele	1317	Python 2	2018-09-13 09:54:13
2	Olav Røthe Bakken	1461	Python 2	2019-05-31 17:36:58
3	Lars Åström	1693	Python 2	2019-05-12 11:16:02
4	Kuan Wei Heng	2736	Python 2	2019-03-29 09:58:18
5	Way Tan	2736	Python 2	2019-03-29 15:41:00
6	Herbert Ilhan Tanujaya	2736	Python 2	2019-03-29 17:13:57

#	User	Length	Language	Date
1	Kelly Dance	370	Python 3	2023-07-30 17:12:29
2	Ernest Ng Zi Xuan	398	Python 3	2024-08-06 05:33:02
3	Varun Asuri	430	Python 3	2023-03-31 07:13:49
4	Hidden user	445	Python 3	2024-04-26 22:55:32
5	Shiven Patel	445	Python 3	2024-05-24 02:51:28
6	MARAKA HANSIKA MARAKA HANSIKA	445	Python 3	2025-05-14 15:44:03
7	Gangnam Style	450	Python 3	2025-02-13 19:08:48
8	Shehab Ahmed Hatem	465	Python 3	2024-07-30 15:55:11
9	Hidden user	571	Python 3	2024-11-30 03:29:02
10	Prodan Radu-Matei	595	Python 3	2024-06-25 18:10:37

#	User	Length	Language	Date
1	Liam Thorell	1431	Rust	2025-02-13 20:50:28
2	Blue Core	1925	Rust	2025-02-14 03:59:43
3	Markus Videfors	2314	Rust	2023-05-02 17:51:31
4	Lukas Viering	2372	Rust	2025-02-13 10:41:15
5	Iker Lissarrague	2485	Rust	2023-09-25 05:22:55
6	Vincent Lagerros	2732	Rust	2024-04-27 03:32:09
7	Oscar Eriksson	3355	Rust	2025-02-14 09:11:37
8	Christofer Nolander	3491	Rust	2019-01-26 18:05:44
9	Tomas Möre	3714	Rust	2019-04-24 20:40:30
10	Gustaf Bergmark	5405	Rust	2023-04-26 17:02:00

#	User	Length	Language	Date
1	Alexander Björkman	4568	Zig	2024-02-23 04:38:46

Solution running time distribution