Problem A
Linear Equation Solver — Problem Statistics

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Submissions	1107
Accepted submissions	367
Submission ratio	33.15%
Authors	161
Full solves [?]	134
Full solve Ratio	83.23%

#	User	Runtime	Language	Date
1	Oskar Lundin	0.02 s	C	2021-02-04 16:35:42
2	Axel Sundelin	0.02 s	C	2025-02-19 22:40:42

#	User	Runtime	Language	Date
1	Hidden user	0.11 s	C#	2026-02-23 01:26:17

#	User	Runtime	Language	Date
1	Leif Eriksson	0.01 s	C++	2018-02-09 15:13:37
2	Hidden user	0.01 s	C++	2020-02-11 21:17:10
3	Erik Nikko	0.01 s	C++	2021-02-09 08:29:15
4	Jonas Hietala	0.02 s	C++	2014-03-27 23:18:52
5	Bjarki Ágúst Guðmundsson	0.02 s	C++	2014-04-25 20:27:40
6	Mahder Gebremedhin	0.02 s	C++	2016-02-09 23:23:48
7	Max Halldén	0.02 s	C++	2016-02-10 23:08:40
8	Clas Veibäck	0.02 s	C++	2017-02-09 23:35:39
9	Fredrik Präntare	0.02 s	C++	2018-02-09 13:27:04
10	Hakan Celik	0.02 s	C++	2018-04-27 09:59:40

#	User	Runtime	Language	Date
1	Håkan Warnquist	0.23 s	Java	2013-04-22 17:16:09
2	Sebastian Lindström	0.29 s	Java	2021-02-05 10:32:05
3	Edvin Bergström	0.30 s	Java	2021-02-10 10:20:59
4	Noah Nielsen	0.85 s	Java	2024-02-15 12:07:50

#	User	Runtime	Language	Date
1	Johanna Groven	0.11 s	Python 3	2025-02-15 11:34:49
2	Fawaizat Oyindamola Ahmed	0.11 s	Python 3	2025-02-17 11:11:22
3	Gustav Rydell	0.13 s	Python 3	2024-01-23 10:13:54
4	Anton Nilsson	0.13 s	Python 3	2025-02-14 08:41:49
5	Abubakar Passum Abdul Gaffar	0.13 s	Python 3	2025-02-20 02:00:45
6	Emelie Gustavsson	0.13 s	Python 3	2025-09-08 14:37:35
7	Filip Malm Bägén	0.14 s	Python 3	2024-02-12 18:37:17
8	Emma Zettervall	0.14 s	Python 3	2024-05-19 21:44:05
9	Daniel Tufvesson	0.14 s	Python 3	2025-02-12 20:16:33
10	Morgan Nordberg	0.14 s	Python 3	09:19:19

#	User	Runtime	Language	Date
1	Johanna Groven	0.11 s	Python 3 with NumPy	2025-02-15 11:34:35
2	Jingyuan Ren	0.13 s	Python 3 with NumPy	2026-03-11 18:09:43
3	Fawaizat Oyindamola Ahmed	0.14 s	Python 3 with NumPy	2025-03-04 09:58:52
4	Varun Gurupurandar	0.77 s	Python 3 with NumPy	2025-02-21 14:19:03
5	Gustav Carlsson	0.84 s	Python 3 with NumPy	2025-02-18 16:08:34
6	Thea Antonson	0.85 s	Python 3 with NumPy	2025-02-19 17:15:42
7	Daniel Gervais	0.87 s	Python 3 with NumPy	2024-11-05 21:41:18
8	Olof Mäkitalo	0.91 s	Python 3 with NumPy	2024-07-20 10:07:18

#	User	Runtime	Language	Date
1	David Axelsson	0.01 s	Rust	2024-01-21 16:47:42
2	Leo Jarhede	0.01 s	Rust	2025-02-08 14:37:04

#	User	Length	Language	Date
1	Oskar Lundin	3050	C	2021-02-09 16:11:56
2	Axel Sundelin	3490	C	2025-02-19 22:40:42

#	User	Length	Language	Date
1	Hidden user	8157	C#	2026-02-23 01:26:17

#	User	Length	Language	Date
1	Elliot Eriksson	1605	C++	2026-02-27 14:26:51
2	Robin Boregrim	2016	C++	2025-03-22 14:46:13
3	Gunnar Engström	2082	C++	2023-02-08 12:43:37
4	Herman Appelgren	2118	C++	2019-06-12 13:34:33
5	Martin Jonson	2228	C++	2023-02-11 21:17:45
6	Mattias Hammar	2271	C++	2019-03-13 18:05:43
7	Isak Horvath	2283	C++	2024-03-27 12:49:09
8	Fredrik Präntare	2285	C++	2018-02-09 13:26:22
9	Alexander Zeijlon	2318	C++	2021-02-15 20:29:51
10	Shaurya Thakur	2341	C++	2026-02-15 15:33:13

#	User	Length	Language	Date
1	Noah Nielsen	3029	Java	2024-02-12 00:03:27
2	Sebastian Lindström	5331	Java	2021-02-05 10:20:40
3	Edvin Bergström	6806	Java	2021-02-10 10:20:59
4	Håkan Warnquist	7014	Java	2013-04-22 17:16:09

#	User	Length	Language	Date
1	Anton Nilsson	1098	Python 3	2025-02-19 10:43:37
2	Morgan Nordberg	1587	Python 3	09:19:19
3	Filip Malm Bägén	2084	Python 3	2024-02-12 18:37:17
4	Emelie Gustavsson	2177	Python 3	2025-09-08 14:37:35
5	Emma Zettervall	2357	Python 3	2024-05-19 21:41:35
6	Hidden user	2430	Python 3	2026-02-12 21:30:20
7	Abubakar Passum Abdul Gaffar	2673	Python 3	2025-02-20 02:00:45
8	Daniel Tufvesson	2721	Python 3	2025-02-12 20:16:33
9	Gustav Rydell	3135	Python 3	2024-01-23 10:13:54
10	Johanna Groven	3408	Python 3	2025-02-15 11:34:49

#	User	Length	Language	Date
1	Daniel Gervais	721	Python 3 with NumPy	2024-11-05 21:41:18
2	Thea Antonson	747	Python 3 with NumPy	2025-02-19 17:15:42
3	Jingyuan Ren	767	Python 3 with NumPy	2026-02-18 17:52:30
4	Gustav Carlsson	798	Python 3 with NumPy	2025-02-18 16:08:34
5	Johanna Groven	1854	Python 3 with NumPy	2025-02-13 14:25:29
6	Olof Mäkitalo	1988	Python 3 with NumPy	2024-07-20 10:07:18
7	Varun Gurupurandar	3690	Python 3 with NumPy	2025-02-21 14:19:03
8	Fawaizat Oyindamola Ahmed	6005	Python 3 with NumPy	2025-04-11 02:43:40

#	User	Length	Language	Date
1	Leo Jarhede	4028	Rust	2025-02-08 14:37:04
2	David Axelsson	5963	Rust	2024-01-21 16:47:42

Solution running time distribution