Problem A
Annoyed Coworkers — Problem Statistics

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Submissions	6786
Accepted submissions	1751
Submission ratio	25.80%
Authors	1281
Accepted authors	1078
Author ratio	84.15%

#	User	Runtime	Language	Date
1	Oscar Kamf	0.04 s	C	2022-08-11 21:30:08
2	klimisnotmilk	0.04 s	C	2023-03-21 03:12:15
3	Hidden user	0.05 s	C	2022-11-16 21:05:39
4	Bergur Snorrason	0.06 s	C	2022-02-07 08:24:53

#	User	Runtime	Language	Date
1	Kasper Kabell	0.08 s	C#	2025-06-06 21:43:07
2	Anssi Lahtinen	0.10 s	C#	2025-06-14 16:12:13
3	Mathias Brännström	0.17 s	C#	2025-06-25 13:17:36
4	Emile Sterner Jonsson	0.18 s	C#	2022-06-26 17:48:22
5	Peter Hafid	0.18 s	C#	2023-11-28 13:58:18
6	Jacob Hellum	0.22 s	C#	2025-06-11 17:00:10
7	Simon Ågren	0.24 s	C#	2024-04-22 15:55:11
8	Vested	0.24 s	C#	2024-09-06 08:18:47
9	Pontus Lindblom	0.24 s	C#	2024-07-23 13:12:06
10	Adam Garali	0.24 s	C#	2024-11-11 17:34:53

#	User	Runtime	Language	Date
1	Frank Endriss	0.02 s	C++	2021-11-03 06:54:40
2	Aaron Saw Min Sern	0.03 s	C++	2021-08-07 12:27:36
3	Tony Wong	0.03 s	C++	2024-09-12 03:33:04
4	Tomas Lagland	0.04 s	C++	2021-02-15 00:09:32
5	Isaac Arvestad	0.04 s	C++	2021-02-18 22:42:23
6	Caeden Whitaker	0.04 s	C++	2021-02-21 21:58:15
7	David Sarnago	0.04 s	C++	2021-04-07 09:37:52
8	Brandon Foong	0.04 s	C++	2021-04-24 10:03:03
9	Hidden user	0.04 s	C++	2021-04-24 11:01:12
10	Nicholas Foo Chuan Le	0.04 s	C++	2021-04-24 12:35:33

#	User	Runtime	Language	Date
1	Norbert Voelker	0.03 s	Go	2023-05-27 20:10:13
2	Linus Svahn	0.06 s	Go	2025-03-22 01:49:52
3	Dara Nasibi	0.11 s	Go	2022-04-07 11:59:59

#	User	Runtime	Language	Date
1	Hidden user	0.19 s	Haskell	2021-11-21 14:21:36
2	Brent Yorgey	0.22 s	Haskell	2021-06-01 17:41:27

#	User	Runtime	Language	Date
1	Jack Fang	0.13 s	Java	2024-09-06 03:11:42
2	Rahul Ghosh	0.14 s	Java	2024-09-06 01:40:43
3	Crystal Sharpe	0.19 s	Java	2021-02-07 08:59:26
4	Joachim Borup	0.19 s	Java	2021-11-23 15:13:55
5	Jimmy Dinh	0.19 s	Java	2023-01-27 05:31:03
6	Kol Greenbaum	0.19 s	Java	2023-01-31 21:29:51
7	Maxim	0.20 s	Java	2022-09-13 22:54:16
8	Bjørn Dons	0.22 s	Java	2022-04-03 11:15:57
9	Li Hong Sheng Gabriel	0.23 s	Java	2021-11-03 15:49:19
10	Leo Pan	0.23 s	Java	2022-09-16 05:16:39

#	User	Runtime	Language	Date
1	Stefan Marais	0.40 s	JavaScript (Node.js)	2023-09-16 21:01:25
2	Linus Svahn	0.44 s	JavaScript (Node.js)	2024-12-01 20:20:35

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.38 s	JavaScript (SpiderMonkey)	2022-08-10 22:32:16
2	Bjørn Chr. Soltvedt	0.41 s	JavaScript (SpiderMonkey)	2021-02-11 10:10:58
3	Christian Cederquist	1.98 s	JavaScript (SpiderMonkey)	2023-05-31 19:31:44

#	User	Runtime	Language	Date
1	Noszály Csaba	0.51 s	Julia	2025-04-24 20:41:59

#	User	Runtime	Language	Date
1	Roy Liu	0.55 s	Kotlin	2023-08-11 12:11:45
2	Emil Göransson	0.62 s	Kotlin	2023-08-15 17:37:22
3	Adam Rankin	0.65 s	Kotlin	2023-09-30 00:52:23

#	User	Runtime	Language	Date
1	Jonatan Nilsson	0.54 s	PHP	2021-03-19 15:05:45

#	User	Runtime	Language	Date
1	Godmar Back	0.24 s	Python 2	2021-10-18 06:38:47
2	Andreas Björklund	0.24 s	Python 2	2021-12-29 19:37:22
3	Linh Nguyen Son	0.24 s	Python 2	2022-01-17 08:44:03
4	Mohamed Salim	0.35 s	Python 2	2022-05-07 12:52:36
5	Guillermo Sotelo	0.36 s	Python 2	2022-05-04 14:56:40
6	Peter Hafid	0.37 s	Python 2	2023-11-27 21:47:21
7	Nishka Awasthi	0.51 s	Python 2	2022-09-15 23:25:32

#	User	Runtime	Language	Date
1	Joel García Gaspar	0.14 s	Python 3	2025-03-01 14:36:46
2	Yi-Min Seah	0.15 s	Python 3	2021-12-12 05:04:50
3	Swadesh Gandhi	0.16 s	Python 3	2024-09-05 15:00:54
4	Vincent Tandya	0.17 s	Python 3	2021-03-16 22:44:05
5	Troels Bjerre Lund	0.18 s	Python 3	2021-02-11 09:13:21
6	Hidden user	0.19 s	Python 3	2025-04-06 09:20:42
7	Ole Vik Lysne	0.19 s	Python 3	2025-06-11 01:09:05
8	Chua Woon Pin	0.20 s	Python 3	2022-04-02 07:12:05
9	Hidden user	0.20 s	Python 3	2022-09-22 00:18:10
10	Peter Stauder	0.20 s	Python 3	2022-10-27 20:30:00

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2025-03-06 18:15:05
2	Bas Dirks	0.03 s	Rust	2022-06-15 14:48:48
3	Klas af Geijerstam	0.03 s	Rust	2022-11-09 08:48:13
4	Tollef Christiansen	0.03 s	Rust	2023-01-09 14:15:37
5	Daniel Anker Hermansen	0.03 s	Rust	2023-06-24 13:34:10
6	Melker Forsberg	0.03 s	Rust	2023-08-08 18:14:35
7	Hidden user	0.03 s	Rust	2023-08-09 15:46:03
8	Nicholas	0.03 s	Rust	2023-08-16 09:56:56
9	Egor Kulikov	0.03 s	Rust	2025-03-07 12:48:30
10	Mathias Brännström	0.03 s	Rust	2025-06-03 13:36:01

#	User	Length	Language	Date
1	Hidden user	1340	C	2022-11-16 21:05:39
2	Bergur Snorrason	1814	C	2022-02-07 08:25:28
3	klimisnotmilk	2224	C	2023-03-21 03:12:15
4	Oscar Kamf	6363	C	2022-08-12 12:30:14

#	User	Length	Language	Date
1	Anssi Lahtinen	1233	C#	2025-06-11 22:14:54
2	Simon Ågren	1244	C#	2024-04-22 15:55:11
3	Vested	1343	C#	2024-09-06 08:18:47
4	Jacob Hellum	1379	C#	2025-06-11 17:00:10
5	Mathias Brännström	1392	C#	2025-06-03 13:54:26
6	William Isaksson	1786	C#	2025-06-06 09:59:35
7	Peter Hafid	1916	C#	2023-11-28 13:58:18
8	Pontus Lindblom	2081	C#	2024-07-23 13:12:06
9	Ruan van Schalkwyk	2131	C#	2023-10-20 20:11:49
10	Kasper Kabell	2513	C#	2025-06-06 09:56:01

#	User	Length	Language	Date
1	Ben Wu	433	C++	2021-07-19 22:30:49
2	Dmitry Lyubshin	476	C++	2023-03-23 06:40:56
3	Robert Lee	477	C++	2021-11-22 03:31:09
4	Lee Zheng Han	486	C++	2022-11-25 18:22:10
5	Ernest Ng Zi Xuan	495	C++	2023-03-26 07:00:01
6	Lu Bingyuan	504	C++	2022-09-26 14:02:53
7	Andrew Lyem	509	C++	2024-05-18 23:02:37
8	Choi Min Suk	517	C++	2022-09-02 14:48:14
9	Nikhil Shashidhar	521	C++	2022-10-03 20:10:13
10	Jonas Mauritzson	521	C++	2022-12-22 05:30:52

#	User	Length	Language	Date
1	Dara Nasibi	1404	Go	2022-04-07 11:59:59
2	Linus Svahn	2731	Go	2025-03-22 01:49:52
3	Norbert Voelker	2770	Go	2021-11-04 14:20:12

#	User	Length	Language	Date
1	Hidden user	1647	Haskell	2021-11-20 10:13:28
2	Brent Yorgey	5832	Haskell	2021-06-01 17:41:27

#	User	Length	Language	Date
1	ZHANG XIAOYANG	775	Java	2024-09-19 17:37:45
2	Miljan Mladenovic	812	Java	2023-04-05 21:24:35
3	Hidden user	851	Java	2023-10-02 10:21:25
4	John Huddleston	892	Java	2024-02-14 03:23:59
5	Robert Jay Beralde	901	Java	2023-05-14 13:33:31
6	Ren Weilin	929	Java	2023-10-02 04:53:52
7	Ihor Shykaiev	969	Java	2023-08-15 15:36:09
8	Luca Mueller	978	Java	2024-09-12 07:11:51
9	Hazel Almoguera	989	Java	2023-05-09 06:06:08
10	Hazel Almoguera	990	Java	2023-05-11 04:26:23

#	User	Length	Language	Date
1	Stefan Marais	2712	JavaScript (Node.js)	2023-09-16 21:11:24
2	Linus Svahn	2796	JavaScript (Node.js)	2024-12-01 20:20:35

#	User	Length	Language	Date
1	Jimmy Gustafsson	2166	JavaScript (SpiderMonkey)	2022-08-10 22:32:16
2	Christian Cederquist	3293	JavaScript (SpiderMonkey)	2023-05-31 19:31:44
3	Bjørn Chr. Soltvedt	10945	JavaScript (SpiderMonkey)	2021-02-11 10:10:58

#	User	Length	Language	Date
1	Noszály Csaba	562	Julia	2025-04-24 20:21:35

#	User	Length	Language	Date
1	Emil Göransson	561	Kotlin	2023-08-15 17:37:22
2	Adam Rankin	642	Kotlin	2023-09-30 00:52:23
3	Roy Liu	1256	Kotlin	2023-08-11 12:11:45

#	User	Length	Language	Date
1	Jonatan Nilsson	622	PHP	2021-03-19 15:05:45

#	User	Length	Language	Date
1	Andreas Björklund	296	Python 2	2021-12-29 19:37:22
2	Linh Nguyen Son	298	Python 2	2022-01-17 08:44:03
3	Godmar Back	337	Python 2	2021-10-18 06:38:47
4	Nishka Awasthi	501	Python 2	2022-09-15 23:25:32
5	Peter Hafid	719	Python 2	2023-11-27 21:47:21
6	Mohamed Salim	742	Python 2	2022-05-07 12:52:36
7	Guillermo Sotelo	835	Python 2	2022-05-04 14:56:40

#	User	Length	Language	Date
1	Thomas Feld	177	Python 3	2023-08-18 13:57:44
2	Simon Hellsten	181	Python 3	2023-08-10 18:39:13
3	Michael Goldwasser	187	Python 3	2023-11-16 05:59:57
4	Ryan Farrell	212	Python 3	2023-09-14 07:39:20
5	Rickard Mårtensson	219	Python 3	2023-08-20 09:26:19
6	Isak Nyberg	224	Python 3	2023-08-09 19:46:50
7	Peter Stauder	231	Python 3	2022-10-27 20:30:58
8	Ahmed Chamseddine	245	Python 3	2025-01-06 16:48:56
9	Casper Rysgaard	249	Python 3	2023-06-13 09:48:47
10	Clement Oh	259	Python 3	2024-01-11 10:29:05

#	User	Length	Language	Date
1	Bas Dirks	844	Rust	2022-06-15 14:48:48
2	Ng Tek In	949	Rust	2022-09-16 19:06:32
3	Eric Pinter	1299	Rust	2021-11-21 04:14:10
4	Nicholas	1483	Rust	2023-08-16 09:56:56
5	Tollef Christiansen	1713	Rust	2023-01-09 19:53:14
6	Hidden user	1756	Rust	2023-08-09 15:46:03
7	Melker Forsberg	1820	Rust	2023-08-08 18:14:35
8	Mathias Brännström	2428	Rust	2025-06-03 13:36:01
9	Tobias Konradsson	2902	Rust	2025-06-10 06:13:30
10	Marcus Grymmare	3114	Rust	2024-08-30 08:53:17

Solution running time distribution