Problem A
Assigning Workstations — Problem Statistics

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Submissions	25943
Accepted submissions	6705
Submission ratio	25.85%
Authors	5080
Full solves [?]	4528
Full solve Ratio	89.13%

#	User	Runtime	Language	Date
1	Mirel Cosulschi	0.11 s	C	2022-11-27 21:29:36
2	Felipe Sicari	0.11 s	C	2025-11-27 00:33:46
3	Austin Vodrazka	0.12 s	C	2025-11-11 01:11:41
4	Juan Salinas Recio	0.12 s	C	2025-11-24 12:10:55
5	Jonathan Koepsell	0.12 s	C	2025-11-24 20:01:13
6	Angel noriega	0.12 s	C	2025-11-25 20:33:03
7	My Kim Huynh	0.12 s	C	2025-11-26 17:00:42
8	Lucas Booher	0.12 s	C	2025-11-26 18:06:59
9	Zachary Russell	0.12 s	C	2025-11-27 23:33:39
10	Drew Mitchell	0.12 s	C	2025-11-28 03:09:52

#	User	Runtime	Language	Date
1	Nathan Andrews	0.23 s	C#	2024-10-26 00:10:41
2	Greens Parker	1.28 s	C#	2017-06-22 06:19:02
3	Andriy Zyevakov	1.29 s	C#	2016-03-08 11:00:41
4	Bilal Uslu	3.49 s	C#	2020-04-16 12:48:25

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	C++	2017-08-17 09:40:42
2	Ashley Khoo	0.06 s	C++	2018-11-09 15:23:46
3	Chan Zhi Zheng Amos	0.06 s	C++	2019-02-23 17:53:54
4	John Doe	0.06 s	C++	2021-03-12 13:11:23
5	Hidden user	0.06 s	C++	2021-06-22 17:55:19
6	Zhang Jikun	0.06 s	C++	2022-07-14 11:45:15
7	Chen Shenghao	0.06 s	C++	2023-12-24 04:05:16
8	Yu-Chen Chan	0.07 s	C++	2024-01-30 08:41:37
9	Jiarui Zhang	0.09 s	C++	2018-09-15 21:15:46
10	Andrew Yapp Wei Rong	0.09 s	C++	2018-11-10 13:35:36

#	User	Runtime	Language	Date
1	Péter Szakszon	0.23 s	Go	2021-12-25 19:03:28
2	Norbert Voelker	0.26 s	Go	2021-11-04 22:18:34
3	Krzysztof Gibuła	1.47 s	Go	2021-04-21 23:24:55

#	User	Runtime	Language	Date
1	Steinar Simonnes	1.53 s	Haskell	2024-11-17 21:25:30
2	HuaiYuan Jing	2.29 s	Haskell	2025-10-09 01:39:30

#	User	Runtime	Language	Date
1	Jon Chua	0.08 s	Java	2019-10-21 08:30:00
2	Guangyi Zhou	0.15 s	Java	2024-10-14 17:17:39
3	Clement Oh	0.20 s	Java	2022-07-24 22:11:26
4	Sven Rönnbäck	0.25 s	Java	2024-10-23 17:22:33
5	Nguyễn Hùng Cường	0.33 s	Java	2018-09-27 03:35:48
6	Soo Qi Xuan Ian	0.39 s	Java	2020-10-08 11:09:39
7	Vevek Selvam	0.40 s	Java	2020-10-08 13:10:24
8	Tan Yi Heng	0.42 s	Java	2019-10-30 16:25:02
9	Tian Xiao	0.42 s	Java	2021-03-12 08:14:20
10	Glenn Lee	0.43 s	Java	2020-12-17 21:16:52

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.60 s	JavaScript (SpiderMonkey)	2020-03-23 18:11:21
2	Christian Pilegaard Cederquist	1.02 s	JavaScript (SpiderMonkey)	2023-06-07 16:39:41

#	User	Runtime	Language	Date
1	Adam Rankin	1.01 s	Kotlin	2023-09-24 06:22:18
2	Evgeni Gordeev	1.27 s	Kotlin	2019-11-10 22:32:15
3	Jacob Huebner	1.39 s	Kotlin	2020-04-20 19:12:02
4	Troels Bjerre Lund	1.40 s	Kotlin	2019-11-07 21:24:41

#	User	Runtime	Language	Date
1	Jackson Garner	0.28 s	Python 2	2018-10-31 03:16:44
2	Ho Hol Yin	0.64 s	Python 2	2020-01-10 04:15:44
3	Andrew Yang	0.73 s	Python 2	2017-04-13 08:07:37
4	Jesper Öqvist	0.78 s	Python 2	2019-03-17 13:31:55
5	Andreas Björklund	0.93 s	Python 2	2019-08-09 15:06:14
6	Sivasankaran D	0.96 s	Python 2	2025-10-06 13:53:38
7	Lars Åström	1.07 s	Python 2	2019-03-29 18:19:55
8	Adriaan de Vries	1.07 s	Python 2	2020-04-14 16:27:10
9	Olav Røthe Bakken	1.09 s	Python 2	2019-11-14 13:06:22
10	Ragur Krishnan	1.85 s	Python 2	2018-07-09 02:19:59

#	User	Runtime	Language	Date
1	Matija	0.23 s	Python 3	2025-01-02 00:16:58
2	Yong Mao	0.25 s	Python 3	2022-09-28 01:30:03
3	Iver Andreas Omholt	0.25 s	Python 3	2023-10-22 15:48:59
4	Malte Koch	0.27 s	Python 3	2024-07-04 17:43:39
5	Ryan Tan	0.31 s	Python 3	2022-03-10 08:07:45
6	Wladymir Brborich	0.31 s	Python 3	2024-06-02 22:53:17
7	Matthew Mar	0.33 s	Python 3	2024-10-25 22:13:16
8	Isaac Erdman	0.33 s	Python 3	2024-11-22 03:17:24
9	Petr	0.34 s	Python 3	2024-10-20 22:54:32
10	Luis Enrique Cortijo Gonzales	0.35 s	Python 3	2024-10-15 00:23:28

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.04 s	Rust	2025-03-06 20:14:53
2	Joe Blower	0.06 s	Rust	2025-06-06 02:18:20
3	Nathan Koppel	0.08 s	Rust	2023-08-25 16:58:20
4	Egor Kulikov	0.08 s	Rust	2024-10-11 11:58:42
5	Bas Dirks	0.09 s	Rust	2022-06-13 09:49:01
6	Mattias Davidsson	0.09 s	Rust	2023-09-26 10:02:44
7	David Rasch	0.10 s	Rust	2022-09-22 15:12:34
8	Tang Ethan Yidong	0.10 s	Rust	2023-03-09 11:47:06
9	HuaiYuan Jing	0.10 s	Rust	2024-10-12 21:51:16
10	Hidden user	0.10 s	Rust	2024-12-30 03:27:26

#	User	Length	Language	Date
1	Dave Deneus	1108	C	2025-11-30 22:51:06
2	Agustin Feldberg	1186	C	2025-11-27 01:17:32
3	matthew bradley	1248	C	2025-11-29 21:00:14
4	Hidden user	1402	C	2025-12-01 02:48:07
5	Gabriel Arrieta	1514	C	2025-11-30 22:27:20
6	Abbey Jackson	1573	C	2025-11-25 13:11:33
7	Jon Soard	1577	C	2025-11-29 04:23:33
8	Lucas Booher	1642	C	2025-11-26 18:06:59
9	Tosh Consunji	1644	C	2025-11-27 07:04:47
10	Emmanuel Beyene	1678	C	2025-12-01 02:00:25

#	User	Length	Language	Date
1	Nathan Andrews	1017	C#	2024-10-26 00:10:41
2	Greens Parker	3673	C#	2017-06-22 06:19:02
3	Andriy Zyevakov	6305	C#	2016-03-08 11:00:41
4	Bilal Uslu	6787	C#	2020-04-16 13:24:54

#	User	Length	Language	Date
1	Jeremy Lim	353	C++	2023-10-19 07:35:24
2	Yu-Chen Chan	367	C++	2024-01-30 08:57:15
3	James Rettie	406	C++	2022-10-25 02:56:26
4	Jhon Alberta	435	C++	2018-02-22 04:15:08
5	Antonio Molina Lovett	481	C++	2016-04-09 20:44:28
6	Vo Xuan Minh Tuan	490	C++	2017-08-03 13:22:12
7	Jorge Moreno Aguilera	497	C++	2020-12-07 17:15:04
8	Pasjuge	506	C++	2022-04-20 15:10:08
9	Ernest Ng Zi Xuan	506	C++	2023-03-09 12:11:55
10	Lim An Jun	508	C++	2023-02-11 16:43:29

#	User	Length	Language	Date
1	Norbert Voelker	1121	Go	2021-11-04 22:18:34
2	Krzysztof Gibuła	1671	Go	2021-04-21 23:24:55
3	Péter Szakszon	3202	Go	2021-12-25 19:03:28

#	User	Length	Language	Date
1	Steinar Simonnes	1034	Haskell	2024-11-17 21:25:30
2	HuaiYuan Jing	2948	Haskell	2025-10-09 01:39:30

#	User	Length	Language	Date
1	Du Jiesheng	378	Java	2025-03-14 10:15:39
2	Oliver Kong Tim Lok	474	Java	2024-10-10 07:21:06
3	Doug Goodman	705	Java	2017-08-25 22:24:31
4	Michela Vieri	799	Java	2021-01-04 08:12:22
5	John Doe	804	Java	2021-03-12 14:28:00
6	Du Jinhan	804	Java	2021-03-12 14:45:43
7	BAO JIAQI	815	Java	2021-07-13 10:26:02
8	Aldrian Jerriko	819	Java	2021-03-12 08:45:16
9	Raymond Yang	824	Java	2021-08-26 04:15:45
10	Hidden user	847	Java	2021-10-07 07:33:19

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	2286	JavaScript (SpiderMonkey)	2020-03-23 18:11:21
2	Christian Pilegaard Cederquist	2792	JavaScript (SpiderMonkey)	2023-06-07 16:39:41

#	User	Length	Language	Date
1	Adam Rankin	780	Kotlin	2023-09-24 06:22:18
2	Jacob Huebner	1330	Kotlin	2020-04-20 19:13:02
3	Troels Bjerre Lund	1519	Kotlin	2019-11-07 21:24:41
4	Evgeni Gordeev	2444	Kotlin	2019-11-10 22:32:15

#	User	Length	Language	Date
1	Andreas Björklund	377	Python 2	2019-08-09 15:06:14
2	Jesper Öqvist	417	Python 2	2019-03-17 13:31:55
3	Lars Åström	438	Python 2	2019-03-29 18:19:55
4	Ragur Krishnan	454	Python 2	2018-07-09 02:19:59
5	Olav Røthe Bakken	491	Python 2	2019-11-14 13:06:22
6	Adriaan de Vries	530	Python 2	2020-04-14 16:27:10
7	Andrew Yang	604	Python 2	2017-04-13 08:07:37
8	Jackson Garner	719	Python 2	2018-10-31 03:16:44
9	Ho Hol Yin	1037	Python 2	2020-01-10 04:15:44
10	Sivasankaran D	1094	Python 2	2025-10-06 13:53:38

#	User	Length	Language	Date
1	Thomas Feld	194	Python 3	2023-09-25 08:28:49
2	Michael Goldwasser	200	Python 3	2025-09-19 07:02:23
3	Zhe Ning Chin	230	Python 3	2024-10-10 21:21:23
4	Josh Taylor	236	Python 3	2023-09-21 02:13:16
5	Farzam Abrishami	253	Python 3	2024-02-02 22:09:09
6	Eric Tourigny	274	Python 3	2025-10-09 04:49:21
7	Thomas Draper	278	Python 3	2023-09-23 00:18:42
8	Zac Friggstad	326	Python 3	2022-09-16 01:46:39
9	Zsolt Németh	332	Python 3	2024-05-29 12:42:02
10	Lex Janssens	335	Python 3	2023-12-29 19:40:06

#	User	Length	Language	Date
1	Bas Dirks	994	Rust	2022-06-13 09:50:53
2	David Rasch	1005	Rust	2022-09-22 15:14:46
3	Nathan Koppel	1039	Rust	2023-08-25 16:58:20
4	Joe Blower	1272	Rust	2025-06-06 02:18:20
5	Tang Ethan Yidong	1306	Rust	2023-03-09 11:47:06
6	David Zacek	1335	Rust	2024-03-17 01:12:31
7	HuaiYuan Jing	1391	Rust	2024-10-12 21:51:16
8	Hidden user	1731	Rust	2024-12-30 03:27:26
9	Eric Pinter	1942	Rust	2021-06-09 21:22:08
10	Mattias Davidsson	2074	Rust	2023-09-26 10:12:17

Solution running time distribution