Problem J
Reconnaissance — Problem Statistics

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Submissions	2410
Accepted submissions	848
Submission ratio	35.19%
Authors	502
Full solves [?]	436
Full solve Ratio	86.85%

#	User	Runtime	Language	Date
1	Eyleifur Bjarkason	0.02 s	C	2020-10-28 21:34:59
2	Thomas Harmeyer	0.03 s	C	2022-11-13 20:01:23
3	Ivan Petrov	0.04 s	C	2019-07-17 06:38:32
4	Bergur Snorrason	0.11 s	C	2020-03-16 09:21:23

#	User	Runtime	Language	Date
1	Henry Xia	0.01 s	C++	2022-05-05 07:09:38
2	Henrik Kvamme	0.02 s	C++	2023-02-21 16:10:47
3	Muhammad Irham Rasyidi	0.03 s	C++	2017-06-15 00:35:53
4	Luke Videckis	0.03 s	C++	2019-01-28 17:19:41
5	Felix Halim	0.03 s	C++	2019-12-26 01:43:26
6	Steven Halim	0.03 s	C++	2019-12-29 08:01:11
7	Liu Husong	0.03 s	C++	2020-01-04 05:19:22
8	Li Hong Sheng Gabriel	0.03 s	C++	2020-01-10 03:28:28
9	Tan Wang Leng	0.03 s	C++	2020-01-21 05:39:03
10	Richard Li	0.03 s	C++	2020-03-07 02:49:27

#	User	Runtime	Language	Date
1	Norbert Voelker	0.52 s	Go	2021-11-27 21:49:08

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.35 s	Haskell	2024-02-04 12:37:50
2	Antony Lee	0.58 s	Haskell	2020-05-12 17:55:45

#	User	Runtime	Language	Date
1	William Fiset	0.11 s	Java	2017-02-08 22:19:56
2	Bjørn Dons	0.14 s	Java	2023-01-01 18:43:19
3	Crystal Sharpe	0.16 s	Java	2021-03-21 04:21:27
4	Charlie Zheng	0.18 s	Java	2019-02-14 02:57:13
5	Nick Wu	0.31 s	Java	2016-06-15 23:06:45
6	Kadin Tang	0.33 s	Java	2020-10-29 01:41:29
7	Micah Stairs	0.34 s	Java	2017-02-08 14:05:56
8	Akshay Gupta	0.34 s	Java	2017-11-06 21:03:17
9	Sam Henry	0.34 s	Java	2018-02-27 14:58:56
10	Viraj Maddur	0.36 s	Java	2017-02-06 17:31:48

#	User	Runtime	Language	Date
1	Jacob Huebner	0.29 s	Kotlin	2020-07-30 17:10:16
2	Hidden user	0.46 s	Kotlin	2020-04-25 18:04:09

#	User	Runtime	Language	Date
1	Jakob Rødal Skaar	0.49 s	OCaml	2024-02-05 10:12:45

#	User	Runtime	Language	Date
1	Edward Song	0.17 s	Python 2	2019-02-14 03:24:01

#	User	Runtime	Language	Date
1	Simen Sørensen	0.09 s	Python 3	2024-11-13 13:57:53
2	Kyle Layzer	0.14 s	Python 3	2024-01-16 21:08:01
3	Hidden user	0.14 s	Python 3	2024-06-22 11:43:02
4	Kristian Nore	0.15 s	Python 3	2024-01-31 19:36:24
5	Pablo Sainz López	0.15 s	Python 3	2025-06-03 14:54:46
6	Jonathan Romero	0.15 s	Python 3	2025-10-23 12:47:04
7	Hidden user	0.15 s	Python 3	2025-11-03 14:13:29
8	Erik Buis	0.16 s	Python 3	2022-03-23 18:54:55
9	Jakob Rødal Skaar	0.16 s	Python 3	2024-01-31 18:59:27
10	Varun Vejalla	0.17 s	Python 3	2024-02-13 01:32:54

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2025-07-05 00:42:58
2	Sebastian Refsnes	0.03 s	Rust	2024-02-03 11:17:12
3	Ole Vik Lysne	0.03 s	Rust	2024-02-05 15:58:20
4	Lars Haukland	0.04 s	Rust	2024-02-05 09:32:09
5	gard heine kalland	0.08 s	Rust	2024-02-15 12:46:26

#	User	Length	Language	Date
1	Thomas Harmeyer	738	C	2022-11-13 20:01:23
2	Bergur Snorrason	2445	C	2020-03-16 09:21:23
3	Ivan Petrov	2811	C	2019-07-17 06:38:32
4	Eyleifur Bjarkason	7761	C	2020-10-28 21:40:11

#	User	Length	Language	Date
1	Markus Mathiasen	626	C++	2022-08-04 17:04:16
2	מגיב גן	647	C++	2025-05-04 22:30:52
3	Hidden user	663	C++	2019-10-24 17:28:07
4	Liu Husong	679	C++	2020-01-04 05:19:22
5	Ernest Ng Zi Xuan	679	C++	2023-08-22 17:58:40
6	Hidden user	681	C++	2025-07-15 20:55:54
7	Felix Halim	685	C++	2019-12-26 01:43:26
8	Roger Chen	689	C++	2019-10-03 01:11:05
9	Hyunjun Lee	691	C++	2022-12-11 01:01:17
10	Hidden user	745	C++	2020-01-09 20:46:12

#	User	Length	Language	Date
1	Norbert Voelker	1843	Go	2021-11-27 21:49:08

#	User	Length	Language	Date
1	Steinar Simonnes	1238	Haskell	2024-02-04 12:25:26
2	Antony Lee	1503	Haskell	2020-05-12 17:55:45

#	User	Length	Language	Date
1	Brennan Cleland	1048	Java	2022-11-14 00:21:18
2	Brett Fazio	1058	Java	2019-03-06 17:57:46
3	Jacob Minder	1197	Java	2024-04-11 00:49:47
4	Eric Williamson	1224	Java	2018-02-25 18:51:57
5	Haseeb	1229	Java	2023-10-24 04:31:40
6	Dylan Lyon	1281	Java	2019-03-04 23:12:41
7	Farhad Amiri	1324	Java	2023-10-24 08:33:35
8	Jasper Yeo	1340	Java	2023-10-24 23:55:45
9	Kadin Tang	1341	Java	2023-10-24 23:54:11
10	Dylan Nguyen	1345	Java	2023-10-22 20:22:05

#	User	Length	Language	Date
1	Hidden user	1756	Kotlin	2020-04-25 18:04:09
2	Jacob Huebner	2047	Kotlin	2020-07-30 17:10:16

#	User	Length	Language	Date
1	Jakob Rødal Skaar	852	OCaml	2024-02-05 10:12:45

#	User	Length	Language	Date
1	Edward Song	774	Python 2	2019-02-14 03:24:01

#	User	Length	Language	Date
1	Michael Goldwasser	230	Python 3	2025-09-14 04:40:50
2	Simen Sørensen	314	Python 3	2024-11-13 14:50:46
3	Nicholas Russell Saerang	346	Python 3	2023-09-15 03:09:33
4	Martin Tran	386	Python 3	2019-02-14 19:21:17
5	Steven Hwang	409	Python 3	2019-10-05 02:20:09
6	Paul Chen	444	Python 3	2019-10-03 01:22:32
7	Lorenzo Grevink	495	Python 3	2022-03-23 17:29:05
8	Magnus Hokland Hegdahl	537	Python 3	2023-01-31 21:28:06
9	Tyler Marks	547	Python 3	2022-11-12 03:55:50
10	Ahmed Siadomar	571	Python 3	2024-02-13 03:25:24

#	User	Length	Language	Date
1	Ole Vik Lysne	1310	Rust	2024-02-05 22:21:17
2	Lars Haukland	1831	Rust	2024-02-05 09:32:09
3	Sebastian Refsnes	1920	Rust	2024-02-03 11:17:12
4	gard heine kalland	1924	Rust	2024-03-26 12:42:43
5	Vincent Lagerros	67324	Rust	2025-07-05 00:41:05

Solution running time distribution