Problem A
Colliding Traffic — Problem Statistics

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Submissions	2189
Accepted submissions	401
Submission ratio	18.32%
Authors	222
Full solves [?]	178
Full solve Ratio	80.18%

#	User	Runtime	Language	Date
1	Mirel Cosulschi	0.01 s	C	2023-10-25 01:46:11
2	Sam H	0.14 s	C	2020-02-29 06:46:24
3	Sharif Bakouny	0.15 s	C	2020-02-29 07:57:54
4	Ivan Petrov	0.16 s	C	2020-01-09 13:50:37

#	User	Runtime	Language	Date
1	Andrzej Krajniak	0.36 s	C#	2016-10-21 00:06:49
2	Rami Farran	0.96 s	C#	2021-05-05 23:35:01

#	User	Runtime	Language	Date
1	Herman Karlsson	0.01 s	C++	2017-12-04 00:49:52
2	Hidden user	0.01 s	C++	2018-03-18 18:48:47
3	Dmitry Lyubshin	0.01 s	C++	2018-06-18 09:26:43
4	Javin Zipkin	0.01 s	C++	2024-04-29 01:30:10
5	Mathias Ooi	0.01 s	C++	2024-04-30 00:04:09
6	Hidden user	0.01 s	C++	2024-04-30 05:18:24
7	Kailai Zhang	0.01 s	C++	2024-05-04 09:34:19
8	Rui Tong	0.01 s	C++	2024-05-06 23:22:27
9	Robin Eggestig	0.01 s	C++	2025-05-06 05:27:51
10	Johannes Olegård	0.02 s	C++	2016-12-06 15:35:34

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2024-05-12 22:53:48

#	User	Runtime	Language	Date
1	Lukas Lundmark	0.62 s	Haskell	2017-10-02 11:50:14

#	User	Runtime	Language	Date
1	Jimmy Mårdell	0.22 s	Java	2015-01-01 15:01:18
2	Bjørn Dons	0.23 s	Java	2023-01-28 20:12:05
3	Sven Rönnbäck	0.36 s	Java	2023-12-16 21:38:47
4	Doug Goodman	0.58 s	Java	2018-07-14 19:48:05
5	Taras Romanyuk	0.58 s	Java	2025-01-23 15:34:22
6	Sohom Dutta	1.30 s	Java	2024-05-04 22:46:21

#	User	Runtime	Language	Date
1	Victorio NASCIMENTO	0.13 s	Python 3	2025-02-05 06:21:37
2	Russell	0.14 s	Python 3	2025-09-21 16:07:19
3	Aman Desai	0.15 s	Python 3	2024-04-23 05:41:43
4	Hidden user	0.15 s	Python 3	2024-05-07 18:40:08
5	Hongbo Zhong	0.17 s	Python 3	2020-04-19 06:50:28
6	Nicholas Russell Saerang	0.17 s	Python 3	2023-08-17 17:46:06
7	Oreofe Solarin	0.17 s	Python 3	2023-09-29 15:53:21
8	杨原	0.17 s	Python 3	2024-04-24 06:17:22
9	Xero Watch2	0.17 s	Python 3	2024-05-05 09:01:16
10	Hien Tuan Huynh	0.17 s	Python 3	2024-05-06 08:29:36

#	User	Runtime	Language	Date
1	Thomas Feld	0.79 s	Ruby	2025-11-19 13:46:27

#	User	Runtime	Language	Date
1	Akemi Izuko	0.01 s	Rust	2022-10-29 02:18:50
2	Logan Detrick	0.01 s	Rust	2024-04-25 07:41:22
3	Jonatan Kaare-Rasmussen	0.01 s	Rust	2024-04-26 01:43:42
4	Vincent Lagerros	0.01 s	Rust	2024-05-11 20:37:27
5	Etienne Collin	0.01 s	Rust	2025-02-05 07:16:25
6	Victorio NASCIMENTO	0.01 s	Rust	2025-02-07 20:41:11
7	Eskil Queseth	0.02 s	Rust	2020-02-09 01:21:33

#	User	Length	Language	Date
1	Ivan Petrov	1428	C	2020-01-09 13:50:37
2	Mirel Cosulschi	1929	C	2023-10-25 01:46:11
3	Sam H	1976	C	2020-02-29 07:55:44
4	Sharif Bakouny	2837	C	2020-02-29 07:57:54

#	User	Length	Language	Date
1	Andrzej Krajniak	6404	C#	2016-10-21 00:06:49
2	Rami Farran	9635	C#	2021-05-05 23:35:01

#	User	Length	Language	Date
1	Johan Wind	903	C++	2018-04-19 23:21:42
2	Brandon Zhang	1118	C++	2023-11-25 00:44:24
3	Chris C	1134	C++	2021-03-14 20:36:27
4	Teikn Smith	1138	C++	2024-05-18 17:46:36
5	Josenildo Silva	1180	C++	2018-06-18 03:55:14
6	Jeremy Lim	1196	C++	2023-12-12 12:49:20
7	Vladimir Valyukh	1304	C++	2016-05-16 16:14:24
8	Mårten Wiman	1337	C++	2014-03-25 19:41:11
9	Simon Paege	1391	C++	2024-08-01 22:09:49
10	pinog	1404	C++	2024-11-23 02:43:51

#	User	Length	Language	Date
1	Norbert Voelker	2361	Go	2024-05-12 22:53:48

#	User	Length	Language	Date
1	Lukas Lundmark	5167	Haskell	2017-10-02 11:50:14

#	User	Length	Language	Date
1	Doug Goodman	1697	Java	2018-07-14 19:48:05
2	Sohom Dutta	3029	Java	2024-05-04 22:46:21
3	Taras Romanyuk	3561	Java	2025-01-23 15:34:22
4	Jimmy Mårdell	4674	Java	2015-01-01 15:01:18
5	Bjørn Dons	7227	Java	2023-01-28 20:12:05
6	Sven Rönnbäck	10846	Java	2023-12-16 20:31:33

#	User	Length	Language	Date
1	Michael Wu	319	Python 3	2024-04-22 22:58:27
2	Victorio NASCIMENTO	622	Python 3	2025-02-09 05:15:46
3	Andrew Fong	1011	Python 3	2024-05-07 22:24:25
4	Matthew Mandell	1012	Python 3	2024-05-08 07:01:33
5	Oreofe Solarin	1025	Python 3	2023-09-29 15:53:21
6	Hien Tuan Huynh	1025	Python 3	2024-05-06 08:29:36
7	Neil	1025	Python 3	2024-05-08 05:08:47
8	Ran Chen	1025	Python 3	2024-05-11 05:51:01
9	Xero Watch2	1036	Python 3	2024-05-05 12:37:50
10	Nicholas Russell Saerang	1052	Python 3	2023-08-17 17:46:06

#	User	Length	Language	Date
1	Thomas Feld	404	Ruby	2025-11-19 13:46:27

#	User	Length	Language	Date
1	Jonatan Kaare-Rasmussen	2662	Rust	2024-04-26 01:43:42
2	Logan Detrick	3470	Rust	2024-04-26 09:15:52
3	Akemi Izuko	3833	Rust	2022-10-29 02:20:58
4	Victorio NASCIMENTO	4132	Rust	2025-02-07 21:50:29
5	Etienne Collin	4231	Rust	2025-02-05 07:16:25
6	Eskil Queseth	4654	Rust	2020-02-09 01:21:33
7	Vincent Lagerros	5600	Rust	2024-05-11 20:37:27

Solution running time distribution