Problem A
Getting Gold — Problem Statistics

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Submissions	1386
Accepted submissions	659
Submission ratio	47.55%
Authors	524
Full solves [?]	519
Full solve Ratio	99.05%

#	User	Runtime	Language	Date
1	Henrik Lindström	0.00 s	C	2019-02-26 10:48:42
2	Axel Sundelin	0.00 s	C	2025-02-28 11:31:48

#	User	Runtime	Language	Date
1	Fredrik Baldhagen	0.05 s	C#	2024-10-04 12:47:27
2	Peter Cederqvist	0.05 s	C#	2025-08-25 17:46:41
3	Måns Alhem	0.05 s	C#	2025-11-24 21:32:57
4	Anton Holtbäck	0.05 s	C#	2025-12-29 15:40:59
5	Samuel Bjelkemyr	0.06 s	C#	2025-09-26 07:56:48

#	User	Runtime	Language	Date
1	Tiantian Liang	0.01 s	Go	2025-02-27 23:51:23
2	Vilhelm Melkstam	0.08 s	Go	2022-02-22 20:31:03

#	User	Runtime	Language	Date
1	Johan von Axelson	0.04 s	Java	2025-02-24 14:01:55
2	Amir Khodabakhshi	0.04 s	Java	2025-04-04 17:44:12
3	Emma Tisell	0.04 s	Java	2025-06-29 18:35:02
4	Nicklas Johansson	0.04 s	Java	2025-07-12 02:21:59
5	Hidden user	0.04 s	Java	2025-07-12 03:36:09
6	Lowe Lindholm	0.04 s	Java	2025-09-06 20:45:12
7	Michail Papadopoulos	0.04 s	Java	2025-10-15 17:16:11
8	John Enblom	0.04 s	Java	2025-11-17 16:51:24
9	Robin Andersson	0.05 s	Java	2016-02-17 18:34:06
10	Linus Sjöström	0.05 s	Java	2018-02-17 01:45:24

#	User	Runtime	Language	Date
1	Oscar Gustavsson	0.06 s	JavaScript (Node.js)	2025-12-03 11:39:54
2	Jiaxun Wei	0.07 s	JavaScript (Node.js)	2024-12-02 17:33:20

#	User	Runtime	Language	Date
1	Måns Gezelius	0.08 s	Python 2	2018-04-24 21:53:47

#	User	Runtime	Language	Date
1	Patrik Andersson	0.02 s	Python 3	2016-02-19 19:54:13
2	Johan Karlsson	0.03 s	Python 3	2019-02-23 19:53:37
3	Dylan Mäenpää	0.03 s	Python 3	2019-02-24 17:10:09
4	Calle Andersson	0.05 s	Python 3	2024-10-28 22:40:04
5	Tobias Friman	0.05 s	Python 3	2025-01-10 22:41:32
6	Emil Holmstedt	0.05 s	Python 3	2025-02-12 15:28:56
7	Tobias Berglind	0.05 s	Python 3	2025-02-21 21:45:01
8	Emil Hägred Koverberg	0.05 s	Python 3	2025-02-24 14:06:31
9	Mehran Mamivand	0.05 s	Python 3	2025-02-25 11:31:04
10	Martin Johansen	0.05 s	Python 3	2025-02-26 11:00:32

#	User	Runtime	Language	Date
1	Lehman Benson	0.05 s	Python 3 with NumPy	2025-06-17 11:13:53
2	Hidden user	0.09 s	Python 3 with NumPy	2025-04-24 22:36:04
3	Simon Plymouth	0.61 s	Python 3 with NumPy	2025-02-27 11:37:55
4	David Norman	0.65 s	Python 3 with NumPy	2024-02-21 17:01:44
5	Hassan Mustafa	0.75 s	Python 3 with NumPy	2023-02-21 21:48:22
6	Amir Keramatian	0.78 s	Python 3 with NumPy	2025-08-17 22:57:58

#	User	Runtime	Language	Date
1	Linus Käll	0.00 s	Rust	2022-02-19 10:31:11
2	Edvin Kjell	0.00 s	Rust	2022-02-20 12:32:00
3	Anton Iacobaeus	0.00 s	Rust	2023-02-24 09:44:50
4	David Axelsson	0.00 s	Rust	2024-02-17 11:43:17
5	Philip Gustafsson	0.00 s	Rust	2025-02-06 13:11:24
6	Leo Jarhede	0.00 s	Rust	2025-02-21 22:06:45
7	Hidden user	0.00 s	Rust	2025-09-02 16:42:42
8	Abdulsalam Al-Gaaod	0.00 s	Rust	2025-09-10 15:54:04
9	Axel Thelin	0.01 s	Rust	2024-02-19 16:58:27

#	User	Length	Language	Date
1	Axel Sundelin	2541	C	2025-02-28 11:31:48
2	Henrik Lindström	3205	C	2019-02-26 10:48:42

#	User	Length	Language	Date
1	Samuel Bjelkemyr	1780	C#	2025-09-26 07:56:48
2	Anton Holtbäck	1983	C#	2025-12-29 15:40:59
3	Peter Cederqvist	2188	C#	2025-08-25 17:46:41
4	Måns Alhem	2420	C#	2025-11-24 21:32:57
5	Fredrik Baldhagen	2465	C#	2024-10-04 12:47:27

#	User	Length	Language	Date
1	Hidden user	630	C++	2024-02-17 21:57:11
2	Douglas Liao	667	C++	2024-02-17 14:30:42
3	Vladimir Valyukh	967	C++	2016-02-23 08:00:49
4	Martin Dahl	995	C++	2023-02-20 18:36:13
5	Lucas Laukka	1042	C++	2024-08-17 15:17:22
6	Niklas Samuelsson	1061	C++	2022-02-14 23:30:34
7	MD Masudul Islam	1078	C++	2025-11-12 12:44:43
8	Fredrik Präntare	1123	C++	2018-02-19 11:17:09
9	Lukas Olsson	1186	C++	2022-02-21 11:37:18
10	Tobias Elfstrand	1208	C++	2024-02-22 18:15:04

#	User	Length	Language	Date
1	Vilhelm Melkstam	1395	Go	2022-02-22 20:41:56
2	Tiantian Liang	1453	Go	2025-02-27 23:51:23

#	User	Length	Language	Date
1	Joud Al Mualem	1626	Java	2025-07-23 23:43:32
2	Inge Hansson	1735	Java	2024-02-10 20:36:58
3	Munira Ahmed	1751	Java	2025-08-15 17:48:59
4	Nicklas Johansson	1856	Java	2025-07-12 02:21:59
5	Lowe Lindholm	2216	Java	2025-09-06 20:45:12
6	Robin Andersson	2316	Java	2016-02-17 18:34:06
7	Daniel Andersson	2453	Java	2016-02-17 18:57:26
8	Hidden user	2496	Java	2025-08-27 22:26:38
9	Alexander Rosenkrans	2920	Java	2025-07-17 18:06:55
10	Olav Övrebö	2947	Java	2018-02-21 03:08:33

#	User	Length	Language	Date
1	Jiaxun Wei	1936	JavaScript (Node.js)	2024-12-02 17:33:20
2	Oscar Gustavsson	2779	JavaScript (Node.js)	2025-12-03 11:39:54

#	User	Length	Language	Date
1	Måns Gezelius	890	Python 2	2018-04-24 21:53:47

#	User	Length	Language	Date
1	Emil Hägred Koverberg	209	Python 3	2025-02-24 23:52:29
2	Jorke de Vlas	213	Python 3	2024-03-11 15:43:50
3	Gustav Elmqvist	245	Python 3	2023-02-18 14:06:25
4	Morgan Nordberg	401	Python 3	2025-02-25 09:27:55
5	Felix Angerborn	682	Python 3	2021-02-13 15:38:21
6	Kevin Scott	683	Python 3	2024-02-17 11:45:05
7	Victor Eriksson	745	Python 3	2024-02-20 15:47:02
8	Patrik Andersson	771	Python 3	2016-02-19 19:54:13
9	Peggy Khialie	799	Python 3	2025-10-22 15:22:52
10	Robin Peer Witte	802	Python 3	2025-08-30 00:16:58

#	User	Length	Language	Date
1	Hidden user	1058	Python 3 with NumPy	2025-04-24 22:36:04
2	Lehman Benson	1513	Python 3 with NumPy	2025-06-17 11:13:53
3	Hassan Mustafa	1695	Python 3 with NumPy	2023-02-21 21:48:22
4	Amir Keramatian	1987	Python 3 with NumPy	2025-08-17 22:57:58
5	David Norman	2073	Python 3 with NumPy	2024-02-21 17:01:44
6	Simon Plymouth	2741	Python 3 with NumPy	2025-02-27 11:37:55

#	User	Length	Language	Date
1	Edvin Kjell	1996	Rust	2022-02-20 12:32:00
2	Axel Thelin	2460	Rust	2024-02-19 16:58:27
3	Philip Gustafsson	2553	Rust	2025-02-06 13:11:24
4	Hidden user	2675	Rust	2025-09-02 16:42:42
5	Abdulsalam Al-Gaaod	3301	Rust	2025-09-10 15:54:04
6	Anton Iacobaeus	3962	Rust	2023-02-24 09:44:50
7	Linus Käll	4218	Rust	2022-02-19 10:31:11
8	Leo Jarhede	5282	Rust	2025-02-21 22:06:45
9	David Axelsson	5302	Rust	2024-02-17 11:43:17

Solution running time distribution