Problem A
Safe Racing — Problem Statistics

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Submissions	362
Accepted submissions	159
Submission ratio	43.92%
Authors	146
Accepted authors	130
Author ratio	89.04%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.03 s	C	2019-03-28 16:28:02

#	User	Runtime	Language	Date
1	Mårten Wiman	0.01 s	C++	2016-11-13 10:33:32
2	Alex Gu	0.01 s	C++	2016-11-23 01:45:16
3	Pim Spelier	0.01 s	C++	2016-11-26 14:14:08
4	Antonio Molina Lovett	0.01 s	C++	2017-02-18 21:09:03
5	Lingsong Zeng	0.01 s	C++	2017-02-18 21:26:08
6	Nangxing Wang	0.01 s	C++	2017-02-19 17:38:20
7	James Jaya	0.01 s	C++	2017-09-15 17:03:55
8	Kamiel Cornelissen	0.01 s	C++	2017-10-06 13:51:21
9	Neal Zane	0.01 s	C++	2018-01-16 03:53:37
10	Gal Zakrajsek	0.01 s	C++	2018-02-04 21:25:04

#	User	Runtime	Language	Date
1	Norbert Voelker	0.04 s	Go	2022-06-10 23:45:56
2	Josenildo Silva	0.10 s	Go	2018-04-18 23:13:17

#	User	Runtime	Language	Date
1	Jannik Olbrich	0.21 s	Haskell	2023-03-09 23:27:47

#	User	Runtime	Language	Date
1	Joshua Fair	0.08 s	Java	2018-03-21 22:55:58
2	Lewin Gan	0.09 s	Java	2016-11-19 02:09:11
3	Veronica Gunn	0.09 s	Java	2016-11-19 04:35:50
4	Michael Phillotry	0.10 s	Java	2021-01-22 07:56:19
5	Bjørn Dons	0.10 s	Java	2023-01-30 21:40:18
6	Benjamin Reidys	0.11 s	Java	2019-02-09 01:11:46
7	Alex Coleman	0.12 s	Java	2017-03-02 19:10:17
8	Wouter Kool	0.14 s	Java	2018-10-25 10:23:39
9	Jarik Karsten	0.14 s	Java	2019-10-07 12:59:53
10	KL	0.15 s	Java	2022-06-02 13:31:57

#	User	Runtime	Language	Date
1	Christian Cederquist	0.14 s	JavaScript (SpiderMonkey)	2023-11-15 09:53:46

#	User	Runtime	Language	Date
1	Andreas Björklund	0.05 s	Python 2	2019-05-21 18:00:43
2	Måns Magnusson	0.07 s	Python 2	2018-10-29 23:04:40
3	Björn Magnusson	0.09 s	Python 2	2021-03-13 14:29:01
4	Fredrik Horn Dannert	0.09 s	Python 2	2021-03-19 16:24:52

#	User	Runtime	Language	Date
1	Isaac Lee	0.06 s	Python 3	2023-08-27 03:59:28
2	Jeroen Op de Beek	0.06 s	Python 3	2024-09-23 17:49:02
3	alexandre dewilde	0.07 s	Python 3	2023-08-07 10:22:08
4	Hidden user	0.07 s	Python 3	2024-10-13 21:47:21
5	Hugo Bäckman	0.07 s	Python 3	2025-03-21 11:53:07
6	Anirudh Sreerama	0.08 s	Python 3	2024-10-13 23:17:00
7	Nicholas Russell Saerang	0.11 s	Python 3	2024-04-25 17:14:34
8	Vincent Tandya	0.12 s	Python 3	2021-04-11 16:27:50
9	Hidden user	0.12 s	Python 3	2023-08-05 01:42:46
10	Neel Kolhe	0.16 s	Python 3	2024-10-14 07:53:58

#	User	Runtime	Language	Date
1	Thomas Feld	0.30 s	Ruby	2023-08-09 12:49:48

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2024-11-24 17:33:04

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Swift	2024-05-19 12:21:35

#	User	Length	Language	Date
1	Ivan Petrov	699	C	2019-03-28 16:28:02

#	User	Length	Language	Date
1	Teikn Smith	360	C++	2024-06-15 22:16:31
2	Erik Amirell Eklöf	367	C++	2019-05-15 16:37:54
3	Ciprian Stanciu	417	C++	2020-11-21 18:52:08
4	Lingsong Zeng	464	C++	2017-02-18 21:29:10
5	Hidden user	490	C++	2019-03-06 11:27:25
6	Hidden user	498	C++	2019-06-03 03:09:47
7	Marc Phua	499	C++	2020-06-26 19:47:04
8	Nguyễn Hà	500	C++	2018-03-07 06:14:49
9	Alexander Skidanov	502	C++	2024-11-08 18:12:50
10	Qianlang Chen	505	C++	2022-09-29 00:05:32

#	User	Length	Language	Date
1	Josenildo Silva	589	Go	2018-04-18 23:13:17
2	Norbert Voelker	1107	Go	2022-06-10 23:45:56

#	User	Length	Language	Date
1	Jannik Olbrich	183	Haskell	2023-03-10 00:29:18

#	User	Length	Language	Date
1	Veronica Gunn	782	Java	2016-11-19 04:35:50
2	KL	1338	Java	2022-06-02 13:31:57
3	Doug Goodman	1426	Java	2019-09-16 19:54:24
4	Alex Coleman	1588	Java	2017-03-02 19:10:17
5	Joshua Fair	1675	Java	2018-03-21 22:55:58
6	Jarik Karsten	2114	Java	2019-10-07 12:59:53
7	Benjamin Reidys	2212	Java	2019-02-09 01:11:46
8	Lewin Gan	2274	Java	2016-11-19 02:09:11
9	Wouter Kool	3240	Java	2018-10-25 10:23:39
10	Bjørn Dons	5529	Java	2023-01-30 21:40:18

#	User	Length	Language	Date
1	Christian Cederquist	377	JavaScript (SpiderMonkey)	2023-11-15 09:53:46

#	User	Length	Language	Date
1	Måns Magnusson	260	Python 2	2018-10-29 23:04:40
2	Björn Magnusson	293	Python 2	2021-03-13 14:29:01
3	Andreas Björklund	312	Python 2	2019-05-21 18:00:43
4	Fredrik Horn Dannert	323	Python 2	2021-03-19 16:24:52

#	User	Length	Language	Date
1	Hidden user	184	Python 3	2023-08-05 01:45:59
2	Antonin R	185	Python 3	2023-02-17 14:50:26
3	Nicholas Russell Saerang	253	Python 3	2024-04-25 17:14:34
4	Isaac Lee	324	Python 3	2023-08-27 03:59:28
5	Jeroen Op de Beek	340	Python 3	2024-09-23 17:49:02
6	alexandre dewilde	347	Python 3	2023-08-07 10:22:08
7	Hidden user	408	Python 3	2024-10-13 21:47:21
8	Neel Kolhe	437	Python 3	2024-10-14 07:53:58
9	Vincent Tandya	472	Python 3	2021-04-11 16:27:50
10	Oskar Haarklou Veileborg	565	Python 3	2021-03-13 13:06:32

#	User	Length	Language	Date
1	Thomas Feld	109	Ruby	2023-08-09 13:09:26

#	User	Length	Language	Date
1	Vincent Lagerros	697	Rust	2024-11-24 17:33:04

#	User	Length	Language	Date
1	Hidden user	498	Swift	2024-05-19 12:21:35

Solution running time distribution