Problem A
Cops and Robbers — Problem Statistics

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Submissions	1608
Accepted submissions	557
Submission ratio	34.64%
Authors	433
Full solves [?]	363
Full solve Ratio	83.83%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2019-10-10 08:29:13
2	Hidden user	0.01 s	C	2018-12-25 07:26:24
3	Hidden user	0.01 s	C	2023-01-11 22:54:40
4	Alexander Bilde Pedersen	0.01 s	C	2025-02-20 23:17:38

#	User	Runtime	Language	Date
1	Kevin Lim Yong Shen	0.10 s	Java	2022-03-07 09:48:00
2	Jeremy Lim	0.11 s	Java	2023-11-22 06:35:56
3	Zihan Wang	0.12 s	Java	2018-11-04 18:50:23
4	Sam Reinehr	0.13 s	Java	2018-11-05 23:26:40
5	Liu Husong	0.14 s	Java	2019-10-08 10:56:01
6	Bjørn Dons	0.16 s	Java	2023-06-22 20:54:05
7	Dylan Smith	0.18 s	Java	2022-12-01 05:48:58
8	Sohom Dutta	0.20 s	Java	2024-02-09 08:31:08
9	Godmar Back	0.21 s	Java	2019-10-14 21:54:16
10	Lena Fondeur	0.23 s	Java	2024-11-12 21:00:49

#	User	Runtime	Language	Date
1	Christian Cederquist	0.31 s	JavaScript (SpiderMonkey)	2024-07-25 14:34:53

#	User	Runtime	Language	Date
1	Jacob Huebner	0.46 s	Kotlin	2020-02-27 01:48:39
2	Phường Lên	3.54 s	Kotlin	2020-07-16 03:56:59

#	User	Runtime	Language	Date
1	Chik Cheng Yao	0.03 s	OCaml	2019-10-22 22:03:46

#	User	Runtime	Language	Date
1	Ryan Farrell	0.12 s	Python 3	2024-09-27 22:19:58
2	Sander Kavli	0.15 s	Python 3	2023-05-02 00:22:34
3	Constantijn Dekker	0.17 s	Python 3	2022-03-21 13:26:24
4	Floris Cnossen	0.17 s	Python 3	2022-03-23 11:46:34
5	Yash Bhandari	0.19 s	Python 3	2022-04-05 06:56:34
6	Muhammad Abdullah	0.19 s	Python 3	2022-04-10 03:43:13
7	Jiaming Kong	0.19 s	Python 3	2025-07-12 21:23:32
8	Guo Yichao	0.20 s	Python 3	2022-09-05 12:57:57
9	Amit Joshi	0.20 s	Python 3	2022-12-10 03:23:02
10	Daniel Lokshtanov	0.20 s	Python 3	2024-02-08 08:16:45

#	User	Length	Language	Date
1	Hidden user	3753	C	2023-01-11 22:54:40
2	Hidden user	6047	C	2018-12-25 07:26:24
3	Ivan Petrov	6418	C	2019-10-10 08:29:13
4	Alexander Bilde Pedersen	16939	C	2025-02-20 23:18:45

#	User	Length	Language	Date
1	Dmitry Lyubshin	1907	C++	2023-05-06 19:53:15
2	Ragur Krishnan	1935	C++	2019-02-09 08:09:24
3	Josenildo Silva	1993	C++	2020-05-04 01:28:22
4	Second Try	2075	C++	2020-04-25 03:44:51
5	Andy Rock	2088	C++	2019-10-12 21:19:56
6	Li Longcheng	2088	C++	2021-09-19 09:51:26
7	Kevin Tang	2160	C++	2019-11-25 10:13:10
8	Hidden user	2255	C++	2025-04-20 06:17:24
9	Shang-En Huang	2263	C++	2019-10-12 21:20:04
10	Hoàng Lân Đào	2297	C++	2018-12-19 14:27:34

#	User	Length	Language	Date
1	Tianyu Liu	2356	Java	2019-10-22 13:25:32
2	Mateusz Michal Nowak	2808	Java	2019-10-19 13:01:58
3	Nirvana_1212123	2833	Java	2019-10-22 04:11:57
4	Haoxuan Qu	3589	Java	2019-10-22 04:37:56
5	Jeremy Lim	3682	Java	2023-11-22 05:40:42
6	Joseph Li	3709	Java	2024-02-16 08:27:19
7	Blake Gassman	3736	Java	2022-11-02 04:19:37
8	Sam Reinehr	4240	Java	2018-11-05 23:26:40
9	Kedai Zuo	4284	Java	2024-02-17 03:15:44
10	Charles Lyu	4364	Java	2019-11-06 03:47:02

#	User	Length	Language	Date
1	Christian Cederquist	4351	JavaScript (SpiderMonkey)	2024-07-25 14:34:53

#	User	Length	Language	Date
1	Jacob Huebner	3320	Kotlin	2020-02-27 01:48:39
2	Phường Lên	4216	Kotlin	2020-07-16 03:56:59

#	User	Length	Language	Date
1	Chik Cheng Yao	5604	OCaml	2019-10-22 22:03:46

#	User	Length	Language	Date
1	Benjamin Ye	523	Python 3	2024-02-09 09:33:00
2	Michael Goldwasser	770	Python 3	2022-10-18 04:45:38
3	Hidden user	1831	Python 3	2023-07-07 05:53:50
4	Hidden user	2077	Python 3	2023-04-29 14:21:44
5	Ole Vik Lysne	2446	Python 3	2024-04-15 01:13:51
6	Constantijn Dekker	2774	Python 3	2022-03-21 13:26:24
7	Floris Cnossen	2785	Python 3	2022-03-23 11:46:34
8	Erling Bratli	2805	Python 3	2023-04-18 11:41:30
9	Chen Hao	2814	Python 3	2022-09-12 18:34:51
10	Rachael	2826	Python 3	2021-04-12 09:25:35

Solution running time distribution