Problem B
Help Roomba Find Himself — Problem Statistics

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Submissions	282
Accepted submissions	68
Submission ratio	24.11%
Authors	90
Full solves [?]	60
Full solve Ratio	66.67%

#	User	Runtime	Language	Date
1	Johan Sannemo	0.00 s	C++	2021-10-31 21:01:38
2	Mathias Rav	0.01 s	C++	2015-04-25 13:26:08
3	Dmitry Lyubshin	0.01 s	C++	2018-09-16 23:17:53
4	Isaac Arvestad	0.01 s	C++	2021-08-04 15:22:30
5	Thomas Dueholm Hansen	0.02 s	C++	2015-04-25 13:55:50
6	Geir-Arne Fuglstad	0.02 s	C++	2015-04-25 14:37:52
7	Martin Vonheim Larsen	0.02 s	C++	2015-04-25 15:12:53
8	Jonas Kylling	0.02 s	C++	2015-04-28 23:35:02
9	Martin Vonheim Larsen	0.02 s	C++	2015-05-06 17:04:21
10	Alexander Skidanov	0.02 s	C++	2025-02-23 18:26:04

#	User	Runtime	Language	Date
1	Williard Jose	0.15 s	Java	2015-11-14 07:41:12
2	Jeremy Archer	0.26 s	Java	2015-05-02 20:59:22
3	Tor Storruste	0.35 s	Java	2015-04-25 18:20:47
4	Magnar Myrtveit	0.35 s	Java	2015-04-29 23:52:28
5	Rene Josiah M. Quinto	0.38 s	Java	2015-11-14 07:09:45
6	Martijn Muijsers	0.39 s	Java	2020-08-30 11:33:42
7	Hidden user	0.46 s	Java	2017-10-15 03:06:26
8	Doug Goodman	0.49 s	Java	2019-05-03 17:26:10
9	Suhas T. Nagar	0.63 s	Java	2023-10-07 22:35:07
10	Roger Ballard	1.29 s	Java	2015-05-02 23:57:35

#	User	Runtime	Language	Date
1	Andreas Björklund	0.08 s	Python 2	2019-05-11 07:06:24
2	Lars Åström	0.09 s	Python 2	2019-10-25 20:51:35
3	Jean Niklas L'orange	0.41 s	Python 2	2015-04-25 15:30:25
4	Hidden user	2.74 s	Python 2	2015-04-26 17:03:36

#	User	Runtime	Language	Date
1	Isaac Lee	1.12 s	Python 3	2019-12-20 02:14:54

#	User	Runtime	Language	Date
1	Daniel Harder	2.69 s	Ruby	2018-09-28 23:35:42

#	User	Length	Language	Date
1	Tobias Andersen	769	C++	2022-03-12 14:35:01
2	Thomas Dueholm Hansen	791	C++	2015-04-25 13:55:50
3	Johan Wind	816	C++	2016-04-15 19:15:46
4	David Zheng	860	C++	2018-12-23 17:22:09
5	Arvin Ding	881	C++	2023-10-10 21:57:50
6	Balder Søholt Halmrast	1085	C++	2015-04-25 17:44:57
7	Martin Vonheim Larsen	1095	C++	2015-04-25 15:12:53
8	Jonas Kylling	1095	C++	2015-04-28 23:35:02
9	Martin Vonheim Larsen	1095	C++	2015-05-06 17:04:21
10	Matias Holte	1101	C++	2015-04-25 12:25:53

#	User	Length	Language	Date
1	Rene Josiah M. Quinto	1121	Java	2015-11-14 07:09:45
2	Hidden user	1250	Java	2017-10-15 03:06:26
3	Williard Jose	1540	Java	2015-11-14 07:41:12
4	Jeremy Archer	1669	Java	2015-05-02 20:59:22
5	Martijn Muijsers	1921	Java	2020-08-30 11:33:42
6	Suhas T. Nagar	2045	Java	2023-10-07 22:35:07
7	Magnar Myrtveit	2692	Java	2015-04-29 23:52:28
8	Finn Lidbetter	2926	Java	2017-07-07 21:37:27
9	Doug Goodman	3220	Java	2019-05-03 17:26:10
10	Roger Ballard	3342	Java	2015-05-02 23:57:35

#	User	Length	Language	Date
1	Lars Åström	624	Python 2	2019-10-25 20:51:35
2	Andreas Björklund	645	Python 2	2019-05-11 07:06:24
3	Jean Niklas L'orange	911	Python 2	2015-04-25 15:30:25
4	Hidden user	1415	Python 2	2015-04-26 17:03:36

#	User	Length	Language	Date
1	Isaac Lee	1299	Python 3	2019-12-20 02:14:54

#	User	Length	Language	Date
1	Daniel Harder	723	Ruby	2018-09-28 23:35:42

Solution running time distribution