Problem J
Radar — Problem Statistics

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Submissions	331
Accepted submissions	58
Submission ratio	17.52%
Authors	57
Full solves [?]	38
Full solve Ratio	66.67%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.04 s	C	2019-07-03 09:16:32
2	Josenildo Silva	0.57 s	C	2017-12-23 20:27:24

#	User	Runtime	Language	Date
1	Lukas Polacek	0.27 s	C#	2014-11-24 13:37:00
2	Godmar Back	0.35 s	C#	2025-09-20 19:59:05

#	User	Runtime	Language	Date
1	Clarence Chew	0.02 s	C++	2018-01-07 17:38:02
2	Benjamin MacDougall	0.03 s	C++	2025-09-20 22:44:13
3	YanHao Ling	0.04 s	C++	2017-12-25 05:00:52
4	Godmar Back	0.06 s	C++	2025-09-20 22:44:08
5	Paul Wild	0.07 s	C++	2018-04-26 17:36:15
6	David Wärn	0.08 s	C++	2015-06-06 19:22:03
7	Hidden user	0.12 s	C++	2015-09-06 17:00:51
8	Johan Wind	0.22 s	C++	2015-09-16 15:31:30
9	Magnus Hokland Hegdahl	0.29 s	C++	2022-10-19 17:52:33
10	Andreas Alberg	0.29 s	C++	2022-10-19 17:53:08

#	User	Runtime	Language	Date
1	José Vander Meulen	0.12 s	Java	2018-03-24 10:41:28
2	Nick Wu	0.24 s	Java	2015-11-15 01:11:41
3	Jan Štola	0.32 s	Java	2015-04-23 11:07:29
4	Micah Stairs	0.66 s	Java	2017-03-06 03:12:48
5	Erik Baalhuis	2.06 s	Java	2016-08-01 15:44:56

#	User	Runtime	Language	Date
1	Godmar Back	0.22 s	Python 3	2025-09-21 18:18:26
2	Harry Zhang	0.56 s	Python 3	2025-08-26 18:30:10
3	George Zhang	1.22 s	Python 3	2025-11-01 23:27:02
4	Nicholas Russell Saerang	1.31 s	Python 3	2023-07-17 04:39:22

#	User	Length	Language	Date
1	Josenildo Silva	1391	C	2017-12-23 20:27:24
2	Ivan Petrov	1886	C	2019-07-03 09:16:32

#	User	Length	Language	Date
1	Lukas Polacek	2236	C#	2014-11-24 13:37:00
2	Godmar Back	2236	C#	2025-09-20 19:59:05

#	User	Length	Language	Date
1	Johan Wind	746	C++	2015-09-16 15:31:30
2	Antonio Molina Lovett	1219	C++	2015-11-07 03:06:21
3	David Zheng	1480	C++	2018-01-15 18:38:00
4	Paul Wild	1493	C++	2018-04-26 17:36:15
5	Pawel Gawrychowski	1607	C++	2014-04-13 14:21:39
6	Johan Sannemo	1659	C++	2021-03-10 17:53:12
7	Alexander Skidanov	1731	C++	2024-10-11 19:24:20
8	Dmitry Lyubshin	1796	C++	2018-03-03 04:46:16
9	Lam Gia Thuan	1878	C++	2016-04-03 21:07:09
10	Hidden user	1890	C++	2021-06-07 17:30:08

#	User	Length	Language	Date
1	Jan Štola	2460	Java	2015-04-23 11:07:29
2	Micah Stairs	2631	Java	2017-03-06 03:12:48
3	Erik Baalhuis	2978	Java	2016-08-01 15:44:56
4	José Vander Meulen	3628	Java	2018-03-25 20:21:25
5	Nick Wu	3709	Java	2015-11-15 01:11:41

#	User	Length	Language	Date
1	Godmar Back	983	Python 3	2025-09-21 18:18:26
2	Harry Zhang	997	Python 3	2025-08-26 18:30:10
3	George Zhang	1113	Python 3	2025-11-01 23:27:02
4	Nicholas Russell Saerang	1629	Python 3	2023-07-17 04:39:22

Solution running time distribution