Problem A
Abandoned Animal — Problem Statistics

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Submissions	4708
Accepted submissions	1042
Submission ratio	22.13%
Authors	1114
Full solves [?]	801
Full solve Ratio	71.90%

#	User	Runtime	Language	Date
1	Jeremy Stevens	0.03 s	C	2021-08-02 19:40:19
2	Timo Klenk	0.04 s	C	2022-02-02 19:26:45
3	Ivan Petrov	0.05 s	C	2019-10-03 10:50:00

#	User	Runtime	Language	Date
1	Andreas Hansson	0.15 s	C#	2019-03-11 15:26:51
2	Greens Parker	0.18 s	C#	2019-01-04 00:40:32
3	Matias Córdova	0.20 s	C#	2025-06-21 18:13:30
4	Rider Montero	0.20 s	C#	2025-06-26 15:57:23
5	Đại Huỳnh	0.21 s	C#	2018-07-07 05:55:47
6	Pär Söderhjelm	0.25 s	C#	2021-07-13 02:03:54
7	Ahmad Barhamje	0.27 s	C#	2022-12-07 23:41:31

#	User	Runtime	Language	Date
1	Kenneth Langedal	0.02 s	C++	2022-09-02 17:22:28
2	Thomas Beuman	0.03 s	C++	2017-10-25 13:58:30
3	Hieronymus de Jong	0.03 s	C++	2017-10-27 11:40:22
4	Robin Christopher Yu	0.03 s	C++	2017-12-10 18:17:19
5	Michael Earl	0.03 s	C++	2017-12-27 05:36:23
6	Rahul Rajesh	0.03 s	C++	2018-04-11 12:43:24
7	Lin Lee	0.03 s	C++	2018-12-13 03:42:30
8	Lim Ming Yean	0.03 s	C++	2019-04-09 10:59:59
9	Nghia Pham	0.03 s	C++	2019-06-12 15:52:35
10	Josip Smolcic	0.03 s	C++	2019-08-08 17:00:58

#	User	Runtime	Language	Date
1	Nathan Lee	0.08 s	Go	2025-11-15 01:41:08
2	Iker Lissarrague	0.51 s	Go	2022-03-07 22:46:15

#	User	Runtime	Language	Date
1	Patrick Bahr	0.10 s	Haskell	2018-11-25 20:08:53
2	Fabian Mitterwallner	0.11 s	Haskell	2025-08-01 11:21:23
3	Lars Brünjes	0.28 s	Haskell	2023-01-30 00:47:01
4	Lars Corbijn	0.52 s	Haskell	2018-09-17 18:20:31
5	Juan Miguel Vilar	1.13 s	Haskell	2020-10-30 17:40:59
6	Aaron Allen	1.88 s	Haskell	2021-06-20 22:36:34

#	User	Runtime	Language	Date
1	Jeremias Nathanial Liew Yong Hui	0.22 s	Java	2020-01-14 12:13:32
2	Elias Moons	0.27 s	Java	2018-03-22 08:48:56
3	Samuel Klingström	0.27 s	Java	2018-11-11 19:24:23
4	Duncan Page	0.28 s	Java	2018-10-02 00:19:17
5	Bjørn Dons	0.29 s	Java	2019-03-08 19:08:14
6	Benjamin Reidys	0.31 s	Java	2018-11-04 01:54:00
7	Alan Zhou	0.32 s	Java	2025-01-31 23:05:57
8	Brent Yorgey	0.33 s	Java	2017-11-18 19:39:07
9	Kevin Lim Yong Shen	0.33 s	Java	2022-02-22 07:22:00
10	Nick Wu	0.34 s	Java	2017-10-29 18:11:02

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.23 s	JavaScript (SpiderMonkey)	2017-10-26 03:57:03
2	Christian Pilegaard Cederquist	0.52 s	JavaScript (SpiderMonkey)	2023-04-24 22:23:07

#	User	Runtime	Language	Date
1	Phường Lên	0.57 s	Kotlin	2020-04-27 09:04:23
2	rexoy87980	0.81 s	Kotlin	2020-10-24 22:20:01

#	User	Runtime	Language	Date
1	Vanja Cvetojevic	0.12 s	Python 2	2018-10-24 22:14:16
2	Maj Stenmark	0.12 s	Python 2	2019-10-09 22:18:48
3	Daryl Vogel	0.13 s	Python 2	2019-02-25 02:19:19
4	Haggai Liu	0.14 s	Python 2	2017-10-31 06:19:00
5	Abdulrahman Zaiter	0.14 s	Python 2	2018-02-07 22:02:56
6	Ethan Arnold	0.15 s	Python 2	2017-11-01 18:28:59
7	Alex Van Keulen	0.15 s	Python 2	2018-02-03 19:57:38
8	Nichlas Langhoff Rasmussen	0.15 s	Python 2	2018-08-10 15:20:23
9	Jesper Öqvist	0.15 s	Python 2	2018-09-23 14:50:55
10	Lars Åström	0.15 s	Python 2	2018-11-28 15:34:10

#	User	Runtime	Language	Date
1	Ole Vik Lysne	0.09 s	Python 3	2025-10-06 17:47:22
2	Simen Sørensen	0.13 s	Python 3	2025-10-04 00:17:47
3	Oskar Haarklou Veileborg	0.14 s	Python 3	2022-08-23 22:48:30
4	John Rabaey	0.14 s	Python 3	2022-09-18 06:35:09
5	Paco Criado	0.14 s	Python 3	2025-02-21 14:43:32
6	Yifei Liang	0.15 s	Python 3	2021-01-29 21:38:57
7	Xiangqi Jiang	0.15 s	Python 3	2021-02-04 20:06:37
8	Eduardo Alvarez Hernandez	0.15 s	Python 3	2025-02-08 01:22:12
9	Hidden user	0.16 s	Python 3	2023-04-20 08:13:27
10	Alex Zhang	0.16 s	Python 3	2025-01-31 22:52:47

#	User	Runtime	Language	Date
1	Loke Gustafsson	0.30 s	Ruby	2021-02-24 11:55:16
2	Thomas Feld	0.40 s	Ruby	2023-10-20 14:59:56

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.02 s	Rust	2025-06-02 02:26:39
2	Joep Jansen	0.03 s	Rust	2021-01-31 10:15:35
3	Daniel Anker Hermansen	0.06 s	Rust	2022-12-28 16:53:10
4	Ole Johan Walderhaug	0.07 s	Rust	2020-10-26 11:27:56
5	Edvard All	0.07 s	Rust	2021-08-26 00:03:16
6	Anders Gad	0.08 s	Rust	2022-06-18 12:24:10
7	Gabriele Baietta	0.08 s	Rust	2023-09-11 12:37:01
8	Mckinley Xie	0.09 s	Rust	2025-01-31 23:59:23
9	Jonas van der Schaaf	0.10 s	Rust	2022-10-18 20:11:27
10	Eric Pinter	0.11 s	Rust	2021-05-20 09:31:54

#	User	Length	Language	Date
1	Jeremy Stevens	3148	C	2021-08-02 19:40:19
2	Timo Klenk	6355	C	2022-02-02 19:26:45
3	Ivan Petrov	8411	C	2019-10-03 10:50:00

#	User	Length	Language	Date
1	Andreas Hansson	1690	C#	2019-03-11 15:26:51
2	Pär Söderhjelm	1905	C#	2021-07-13 02:03:54
3	Đại Huỳnh	2853	C#	2018-07-07 05:55:47
4	Ahmad Barhamje	2891	C#	2022-12-07 23:41:31
5	Greens Parker	2912	C#	2019-01-04 00:40:32
6	Matias Córdova	4339	C#	2025-06-21 18:13:30
7	Rider Montero	4339	C#	2025-06-26 15:57:23

#	User	Length	Language	Date
1	AndrescuIII	703	C++	2024-03-04 16:04:11
2	Evan Michael Bailey	731	C++	2023-06-15 06:44:18
3	Francesco Lugli	732	C++	2021-12-04 12:00:21
4	Erling Solberg	765	C++	2018-10-12 01:09:54
5	Leonardo de Andrade Paes	776	C++	2022-09-11 22:24:48
6	William Gan	795	C++	2018-06-17 08:09:42
7	Lim An Jun	818	C++	2022-12-01 10:14:31
8	Johan Wind	834	C++	2018-03-26 13:16:31
9	Frederick Pek	850	C++	2021-11-24 02:45:36
10	Andreas Alberg	850	C++	2022-10-18 15:56:54

#	User	Length	Language	Date
1	Nathan Lee	1667	Go	2025-11-15 01:41:08
2	Iker Lissarrague	2990	Go	2022-03-07 22:46:15

#	User	Length	Language	Date
1	Patrick Bahr	1464	Haskell	2018-11-25 18:38:27
2	Aaron Allen	1804	Haskell	2021-06-20 22:36:34
3	Fabian Mitterwallner	1924	Haskell	2025-08-01 00:42:15
4	Lars Corbijn	2535	Haskell	2018-09-17 18:20:31
5	Lars Brünjes	3483	Haskell	2023-01-30 00:27:59
6	Juan Miguel Vilar	5670	Haskell	2020-10-30 17:40:59

#	User	Length	Language	Date
1	kiwijuice56	1191	Java	2023-02-25 02:58:10
2	Ethan Bainbridge	1297	Java	2019-04-09 00:03:53
3	Yifan Sun	1336	Java	2021-02-02 17:40:34
4	Doug Goodman	1368	Java	2018-02-08 14:21:52
5	Jiru Xu	1379	Java	2017-10-31 08:35:27
6	Crystal Sharpe	1387	Java	2020-05-07 23:28:05
7	Jacob Steinebronn	1473	Java	2019-10-29 01:11:07
8	Jack Min Ong	1479	Java	2020-02-07 17:34:41
9	Henrique Pitta Laranjinha	1497	Java	2025-01-19 20:43:36
10	Alex Lind	1548	Java	2020-02-15 02:50:36

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	1134	JavaScript (SpiderMonkey)	2017-10-26 03:57:03
2	Christian Pilegaard Cederquist	1517	JavaScript (SpiderMonkey)	2023-04-24 22:23:07

#	User	Length	Language	Date
1	rexoy87980	1280	Kotlin	2020-10-24 22:20:01
2	Phường Lên	1950	Kotlin	2020-04-27 09:04:23

#	User	Length	Language	Date
1	Lars Åström	616	Python 2	2018-11-28 15:34:10
2	KAVYA R eee	686	Python 2	2020-09-09 09:01:10
3	Nichlas Langhoff Rasmussen	688	Python 2	2018-08-10 15:20:23
4	Haggai Liu	694	Python 2	2017-10-31 06:19:00
5	Abdulrahman Zaiter	750	Python 2	2018-02-07 22:02:56
6	Andreas Björklund	832	Python 2	2019-08-18 14:31:49
7	Olav Røthe Bakken	836	Python 2	2019-08-29 12:10:32
8	Daryl Vogel	861	Python 2	2019-02-25 02:19:19
9	Maj Stenmark	910	Python 2	2019-10-09 22:18:48
10	Yanmarshus Bachtiar	960	Python 2	2021-06-02 06:37:56

#	User	Length	Language	Date
1	Thomas Feld	361	Python 3	2023-10-20 14:52:36
2	David Llorens	380	Python 3	2023-08-10 17:39:19
3	Foo Yong Qi	412	Python 3	2022-08-29 07:31:43
4	Måns Magnusson	445	Python 3	2017-10-31 16:24:56
5	Tai Tze Kin	484	Python 3	2024-03-04 17:48:58
6	Hidden user	488	Python 3	2022-08-13 11:02:39
7	Ole Vik Lysne	506	Python 3	2025-10-06 17:51:30
8	Kaleb Otto Sverdrup	514	Python 3	2019-02-13 03:45:11
9	Hidden user	528	Python 3	2023-07-07 03:02:33
10	Lim Hong Hui Eugene	588	Python 3	2020-12-07 10:47:37

#	User	Length	Language	Date
1	Thomas Feld	221	Ruby	2023-10-20 15:13:25
2	Loke Gustafsson	784	Ruby	2021-02-24 11:55:16

#	User	Length	Language	Date
1	Edvard All	2178	Rust	2021-08-26 00:12:53
2	Mckinley Xie	2267	Rust	2025-01-31 23:59:23
3	Jonas van der Schaaf	2441	Rust	2022-10-18 20:11:27
4	Eric Pinter	2511	Rust	2021-05-20 09:31:54
5	Joep Jansen	3264	Rust	2021-01-30 16:58:08
6	Gabriele Baietta	3801	Rust	2023-09-11 12:37:01
7	Anders Gad	3830	Rust	2022-06-18 12:24:10
8	Ole Johan Walderhaug	4115	Rust	2020-10-26 11:27:56
9	Vincent Lagerros	8826	Rust	2024-06-17 02:42:27
10	Daniel Anker Hermansen	23725	Rust	2022-12-28 16:53:10

Solution running time distribution