Problem B
Maximum Number of Colinear Points — Problem Statistics

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Submissions	3315
Accepted submissions	1338
Submission ratio	40.36%
Authors	739
Full solves [?]	636
Full solve Ratio	86.06%

#	User	Runtime	Language	Date
1	Ioannis Br	0.34 s	C	2020-07-31 00:04:33
2	Oscar Cusin	0.38 s	C	2024-05-06 00:02:56
3	Henrik Sjögren	0.44 s	C	2006-12-06 16:41:16
4	Mats Linander	0.44 s	C	2006-12-07 11:49:58
5	Bergur Snorrason	0.82 s	C	2022-03-29 20:50:53
6	Ivan Petrov	0.83 s	C	2020-01-21 08:40:17
7	Alexander Bilde Pedersen	1.43 s	C	2023-10-30 17:58:26
8	Anthony Clark	1.47 s	C	2017-03-23 00:17:33

#	User	Runtime	Language	Date
1	Robert Warnestam	1.29 s	C#	2021-04-05 10:38:11
2	Hidden user	1.32 s	C#	2026-03-06 18:23:00
3	Neo Ferrari	1.37 s	C#	2026-01-20 17:41:15
4	jhoan marcos condori humeres	1.94 s	C#	2024-12-06 12:21:40
5	Allan	1.95 s	C#	2026-01-20 22:37:54
6	Hidden user	2.01 s	C#	2026-01-20 23:05:07

#	User	Runtime	Language	Date
1	Arturas Aleksandrauskas	0.04 s	C++	2019-10-06 12:17:16
2	Hidden user	0.13 s	C++	2019-11-03 22:40:10
3	David Avellan-Hultman	0.13 s	C++	2020-12-08 02:18:15
4	Johan Litsfeldt	0.14 s	C++	2012-07-31 19:12:06
5	Mattias Harrysson	0.14 s	C++	2015-12-10 17:44:16
6	Hidden user	0.14 s	C++	2017-07-10 08:46:02
7	Oskar Lundin	0.14 s	C++	2021-04-23 18:26:15
8	Laurentiu Grad	0.14 s	C++	2022-01-19 19:37:47
9	Apahidean Luca Teodor	0.14 s	C++	2022-01-19 19:38:03
10	Jonas Hietala	0.15 s	C++	2014-04-30 19:50:52

#	User	Runtime	Language	Date
1	Hidden user	0.67 s	Go	2019-05-09 13:03:57

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.82 s	Haskell	2025-07-17 08:53:43

#	User	Runtime	Language	Date
1	Hà Minh Ngọc	0.54 s	Java	2019-09-28 07:38:07
2	Ashkan Jahanbakhsh	0.64 s	Java	2011-12-12 19:20:26
3	Staffan Rydström	0.65 s	Java	2011-12-12 00:02:03
4	Hanif Farahmand Mokarremi	0.65 s	Java	2011-12-12 18:07:43
5	David Brink	0.71 s	Java	2017-01-26 23:01:34
6	Petr Ryšavý	0.72 s	Java	2016-02-22 20:03:42
7	Erik Odenman	0.77 s	Java	2013-05-14 11:55:20
8	Guangyi Zhou	0.77 s	Java	2025-05-12 10:02:10
9	Simon Klein	0.99 s	Java	2011-12-31 10:48:36
10	Martin Engelin	0.99 s	Java	2017-11-24 13:08:55

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.89 s	JavaScript (SpiderMonkey)	2023-08-17 16:36:42

#	User	Runtime	Language	Date
1	Jacob Huebner	1.70 s	Kotlin	2021-05-08 17:38:52
2	Phường Lên	2.29 s	Kotlin	2020-04-27 02:24:12

#	User	Runtime	Language	Date
1	Andreas Serra	0.60 s	Python 2	2014-05-05 17:55:45
2	Kai Widell Niigata	0.60 s	Python 2	2014-05-11 17:37:53
3	Sivasankaran D	1.15 s	Python 2	2026-02-23 02:08:47
4	Lars Åström	2.68 s	Python 2	2018-07-19 18:11:18
5	Riko Jacob	2.90 s	Python 2	2020-11-15 10:17:07

#	User	Runtime	Language	Date
1	Arturas Aleksandrauskas	0.28 s	Python 3	2019-10-06 12:10:14
2	Tai Tze Kin	0.41 s	Python 3	2024-04-08 21:06:50
3	Kadin Matotek	0.58 s	Python 3	2025-06-14 21:19:00
4	David Norman	0.64 s	Python 3	2024-11-11 16:34:31
5	Oskar Haarklou Veileborg	0.73 s	Python 3	2020-03-30 13:04:07
6	Lucas Heede Vulpius	0.80 s	Python 3	2021-08-16 02:17:56
7	Lee Yi Heng	0.84 s	Python 3	2024-04-10 17:12:41
8	Iman Khodadi	0.85 s	Python 3	2025-03-21 13:08:30
9	Hidden user	0.86 s	Python 3	2026-02-14 22:57:28
10	Anton Nilsson	0.87 s	Python 3	2025-05-08 21:35:38

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Rust	2025-06-01 23:53:47
2	Gustaf Bergmark	0.38 s	Rust	2023-05-09 14:13:21
3	Alexander Berntsson	0.42 s	Rust	2025-05-21 09:20:18
4	Lars Hummelgren	0.50 s	Rust	2018-12-23 14:47:57
5	Riko Jacob	0.69 s	Rust	2020-11-15 16:00:35
6	Daniel Anker Hermansen	1.23 s	Rust	2024-03-27 23:51:22

#	User	Runtime	Language	Date
1	Magnus Eide-Fredriksen	2.25 s	Zig	2025-05-10 14:25:54

#	User	Length	Language	Date
1	Anthony Clark	820	C	2017-03-23 00:17:33
2	Ivan Petrov	916	C	2020-01-21 08:40:17
3	Bergur Snorrason	1131	C	2022-03-29 19:13:08
4	Alexander Bilde Pedersen	1232	C	2023-10-30 17:58:26
5	Ioannis Br	1655	C	2020-07-29 22:07:54
6	Henrik Sjögren	6881	C	2006-12-06 16:41:16
7	Mats Linander	6961	C	2006-12-07 11:49:58
8	Oscar Cusin	20575	C	2024-05-06 00:07:10

#	User	Length	Language	Date
1	jhoan marcos condori humeres	1760	C#	2024-12-06 12:21:40
2	Hidden user	2084	C#	2026-01-20 23:05:07
3	Allan	3140	C#	2026-01-20 22:37:54
4	Neo Ferrari	4062	C#	2026-01-20 17:41:15
5	Hidden user	5280	C#	2026-03-06 18:23:00
6	Robert Warnestam	16106	C#	2021-04-05 10:38:11

#	User	Length	Language	Date
1	Luis Rivera	531	C++	2024-02-03 16:13:46
2	David Wärn	552	C++	2016-04-01 12:26:17
3	Yunpeng Tang	696	C++	2015-12-07 03:30:41
4	Inggriany Dwitami	715	C++	2019-12-08 11:35:04
5	Emerson Leonardo Lucena	720	C++	2020-11-08 16:45:30
6	Mina Ragy	720	C++	2024-01-06 02:33:46
7	Raouf Ould Ali	731	C++	2024-09-14 19:25:59
8	Qianlang Chen	737	C++	2022-09-28 03:56:59
9	Nguyen Anh Quan	752	C++	2024-04-15 09:48:01
10	Quân Anh	752	C++	2024-04-19 13:07:21

#	User	Length	Language	Date
1	Hidden user	1742	Go	2019-05-09 13:03:57

#	User	Length	Language	Date
1	Steinar Simonnes	1234	Haskell	2025-07-17 08:53:43

#	User	Length	Language	Date
1	Andrew Evdokimov	939	Java	2016-10-26 21:08:42
2	Doug Goodman	1016	Java	2018-02-18 19:26:50
3	Tú Huỳnh	1152	Java	2015-10-28 04:14:26
4	James Black	1436	Java	2018-06-18 14:01:50
5	Rob Hochberg	1614	Java	2023-03-30 03:06:04
6	Tam Keng Hong	1661	Java	2024-04-11 12:29:31
7	GABRIEL CABERO TORRICO	1661	Java	2024-12-06 12:30:59
8	Obligado	1680	Java	2024-12-06 12:07:12
9	Daniel Virreira	1733	Java	2024-12-06 12:21:13
10	Hidden user	1750	Java	2018-12-24 22:22:22

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	668	JavaScript (SpiderMonkey)	2023-08-17 16:36:42

#	User	Length	Language	Date
1	Phường Lên	1810	Kotlin	2020-04-27 02:24:12
2	Jacob Huebner	2202	Kotlin	2021-05-08 17:38:52

#	User	Length	Language	Date
1	Lars Åström	489	Python 2	2018-07-19 18:11:18
2	Riko Jacob	763	Python 2	2020-11-15 10:17:07
3	Sivasankaran D	1328	Python 2	2026-02-23 02:08:47
4	Andreas Serra	1774	Python 2	2014-05-05 17:55:45
5	Kai Widell Niigata	1965	Python 2	2014-05-11 17:37:53

#	User	Length	Language	Date
1	Ahmed Chamseddine	371	Python 3	2025-07-11 09:52:34
2	Oskar Haarklou Veileborg	376	Python 3	2020-03-30 13:03:23
3	Iman Khodadi	403	Python 3	2025-03-21 13:08:30
4	Jayden Pahukula	520	Python 3	2023-10-04 22:46:04
5	M Base 2	535	Python 3	2020-07-19 16:41:00
6	Tai Tze Kin	540	Python 3	2024-04-08 21:06:50
7	Victor Song	665	Python 3	2021-11-28 06:51:23
8	daniel li	667	Python 3	2023-03-02 06:59:35
9	Nicholas Russell Saerang	671	Python 3	2023-07-10 19:48:40
10	Felix Steinberger Eriksson	725	Python 3	2021-11-08 13:59:47

#	User	Length	Language	Date
1	Vincent Lagerros	1338	Rust	2024-02-06 15:29:53
2	Riko Jacob	2848	Rust	2020-11-15 16:10:30
3	Lars Hummelgren	5211	Rust	2018-12-23 13:35:52
4	Alexander Berntsson	5480	Rust	2025-05-21 08:57:18
5	Gustaf Bergmark	15810	Rust	2023-05-09 14:13:21
6	Daniel Anker Hermansen	27816	Rust	2024-03-27 23:51:22

#	User	Length	Language	Date
1	Magnus Eide-Fredriksen	2605	Zig	2025-05-10 14:25:54

Solution running time distribution