Problem A
Permutation Descent Counts — Problem Statistics

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Submissions	1262
Accepted submissions	839
Submission ratio	66.48%
Authors	705
Full solves [?]	655
Full solve Ratio	92.91%

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	C#	2020-08-11 17:59:52

#	User	Runtime	Language	Date
1	Norbert Voelker	0.35 s	Go	2021-05-05 01:28:06

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Haskell	2019-08-25 11:56:56
2	Steinar Simonnes	0.01 s	Haskell	2025-01-30 14:52:41
3	Jan Hrček	0.07 s	Haskell	2020-11-24 05:59:48
4	Tim Put	0.09 s	Haskell	2021-07-31 00:55:06
5	Brent Yorgey	0.10 s	Haskell	2017-10-25 04:58:21
6	Olle Eriksson	0.34 s	Haskell	2018-06-28 13:20:29

#	User	Runtime	Language	Date
1	Bjørn Dons	0.06 s	Java	2018-11-09 09:29:04
2	Nick Wu	0.07 s	Java	2017-10-21 19:32:39
3	Micah Stairs	0.07 s	Java	2017-10-25 16:27:35
4	Alex Lind	0.07 s	Java	2017-10-31 16:43:43
5	Aron Bergman	0.07 s	Java	2017-11-27 08:10:39
6	Steven Cheng	0.07 s	Java	2018-01-17 03:18:24
7	Jack Fang	0.07 s	Java	2024-09-30 08:43:34
8	Liam Keliher	0.08 s	Java	2017-12-20 18:05:27
9	Finn Lidbetter	0.08 s	Java	2017-12-25 16:04:12
10	Eimhin McDonald	0.09 s	Java	2017-11-01 01:42:08

#	User	Runtime	Language	Date
1	Andoko Chandra	0.43 s	JavaScript (Node.js)	2020-10-18 19:19:06
2	Chris Wong	0.43 s	JavaScript (Node.js)	2021-03-19 02:33:10
3	Francisco Pérez Sammartino	0.67 s	JavaScript (Node.js)	2023-07-04 02:43:48

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2017-10-24 18:20:22
2	Jimmy Gustafsson	0.06 s	JavaScript (SpiderMonkey)	2022-06-17 00:05:55
3	Christian Pilegaard Cederquist	0.11 s	JavaScript (SpiderMonkey)	2023-01-25 10:06:22
4	Håkan Lindahl	0.57 s	JavaScript (SpiderMonkey)	2022-06-17 13:06:00

#	User	Runtime	Language	Date
1	Danny Mittal	0.16 s	Kotlin	2020-10-08 22:48:31
2	Jacob Huebner	0.18 s	Kotlin	2020-04-20 22:26:46
3	Martijn Muijsers	0.21 s	Kotlin	2024-06-02 16:42:31
4	Adam Rankin	0.23 s	Kotlin	2023-05-05 05:32:17
5	Phường Lên	0.38 s	Kotlin	2019-10-25 02:04:00
6	Neil Harmon	0.60 s	Kotlin	2019-05-06 12:16:59
7	Mitchell Skaggs	0.69 s	Kotlin	2022-05-02 10:23:13
8	Einar Kjellback	0.77 s	Kotlin	2020-08-18 13:49:38

#	User	Runtime	Language	Date
1	Rhys Balevicius	0.03 s	Python 2	2017-10-23 23:07:39
2	Haochen Chen	0.05 s	Python 2	2017-10-21 21:58:30
3	Jeff Robertson	0.05 s	Python 2	2017-10-24 00:30:57
4	John Lehett	0.05 s	Python 2	2018-08-04 00:44:03
5	Jesper Öqvist	0.06 s	Python 2	2018-10-22 07:43:34
6	Andreas Björklund	0.06 s	Python 2	2020-03-21 08:46:55
7	Johan Lyts	0.07 s	Python 2	2019-07-02 21:01:31
8	Godmar Back	0.08 s	Python 2	2017-10-22 03:41:14
9	Thomas Feld	0.15 s	Python 2	2019-09-03 15:32:47
10	Namgun Kim	0.23 s	Python 2	2017-10-21 22:20:00

#	User	Runtime	Language	Date
1	Allen Kim	0.02 s	Python 3	2017-10-21 20:11:27
2	Jonathon Arbaugh	0.02 s	Python 3	2017-10-21 20:55:42
3	Ziyang Zhang	0.02 s	Python 3	2017-10-21 22:39:11
4	Akshay Nair	0.02 s	Python 3	2017-10-22 21:06:20
5	Rhys Balevicius	0.02 s	Python 3	2017-10-24 08:36:48
6	Alexei Fedotov	0.02 s	Python 3	2017-11-07 10:27:45
7	Micke Söderqvist	0.02 s	Python 3	2018-01-10 21:19:01
8	Josenildo Silva	0.02 s	Python 3	2018-03-11 14:06:08
9	Kasra Ghodsi	0.02 s	Python 3	2018-05-27 16:33:51
10	Stefano Baroni	0.02 s	Python 3	2018-06-29 15:56:49

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Ruby	2019-10-07 21:37:51
2	Thomas Feld	0.15 s	Ruby	2023-08-18 15:37:41

#	User	Runtime	Language	Date
1	Thomas Hügel	0.00 s	Rust	2020-03-09 10:02:38
2	Bas Dirks	0.00 s	Rust	2022-03-16 11:17:02
3	Magix	0.00 s	Rust	2022-06-16 02:38:22
4	Melker Forsberg	0.00 s	Rust	2023-06-15 18:33:49
5	Isak Jägberg	0.00 s	Rust	2024-11-12 15:19:29

#	User	Length	Language	Date
1	Mikael K Eriksson	376	C	2021-03-26 08:33:00
2	David Brink	449	C	2018-02-25 18:30:40
3	Mirel Cosulschi	490	C	2024-07-25 14:14:53
4	PhilCampbell	531	C	2021-01-31 13:07:56
5	Gael David Ruiz Ñurinda	602	C	2025-11-19 01:36:30
6	Ng Wei Jie	611	C	2020-02-18 15:54:30
7	Hidden user	625	C	2017-12-12 19:40:18
8	Jón Steinn Elíasson	641	C	2017-12-14 21:01:10
9	Ali Yesilkaya	641	C	2018-03-13 21:33:50
10	William Chen	641	C	2019-05-01 02:51:45

#	User	Length	Language	Date
1	Hidden user	1065	C#	2020-08-11 17:59:52

#	User	Length	Language	Date
1	Alexander Skidanov	390	C++	2024-11-10 13:25:43
2	Lorena Hantig	410	C++	2021-02-11 11:38:05
3	を゙Genius	416	C++	2024-11-10 12:27:29
4	黃彥凱	419	C++	2019-06-20 12:35:40
5	Kelly Lu	427	C++	2019-02-15 08:43:21
6	Joel Au	428	C++	2020-05-28 09:18:35
7	Pedro Igor Oliveira	431	C++	2017-10-22 23:23:43
8	李駿逸	431	C++	2019-06-15 15:38:56
9	Jiang Yue	437	C++	2018-01-17 04:50:14
10	Samuel Tan	445	C++	2022-12-06 18:44:59

#	User	Length	Language	Date
1	Norbert Voelker	1245	Go	2021-05-05 01:25:22

#	User	Length	Language	Date
1	Brent Yorgey	686	Haskell	2017-10-25 04:58:21
2	Jan Hrček	687	Haskell	2020-11-24 05:59:48
3	Tim Put	780	Haskell	2021-07-31 00:55:06
4	Olle Eriksson	841	Haskell	2018-06-28 13:20:29
5	Steinar Simonnes	940	Haskell	2025-01-30 14:56:20
6	Hidden user	1130	Haskell	2019-08-25 11:56:56

#	User	Length	Language	Date
1	Jiru Xu	586	Java	2017-10-24 00:19:53
2	Caeden Whitaker	628	Java	2020-07-21 05:22:55
3	Aarav Singh	663	Java	2017-10-21 23:02:06
4	Roger Ballard	668	Java	2017-10-21 22:20:18
5	Doug Goodman	725	Java	2018-03-16 16:00:17
6	Matt Peter	741	Java	2019-01-06 17:58:55
7	Jonas Moll	766	Java	2023-07-18 19:45:56
8	Marshall D Feng	817	Java	2024-04-10 22:50:32
9	Zihan Wang	820	Java	2017-10-21 20:49:05
10	Hidden user	830	Java	2018-09-09 08:57:51

#	User	Length	Language	Date
1	Chris Wong	1015	JavaScript (Node.js)	2021-03-19 02:33:10
2	Andoko Chandra	1341	JavaScript (Node.js)	2020-10-18 19:19:06
3	Francisco Pérez Sammartino	2746	JavaScript (Node.js)	2023-07-04 02:43:48

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	523	JavaScript (SpiderMonkey)	2023-01-25 10:06:22
2	Håkan Lindahl	577	JavaScript (SpiderMonkey)	2022-06-17 13:02:47
3	Jimmy Gustafsson	940	JavaScript (SpiderMonkey)	2022-06-17 00:05:55
4	Bjørn Chr. Soltvedt	34599	JavaScript (SpiderMonkey)	2017-10-24 18:20:22

#	User	Length	Language	Date
1	Adam Rankin	587	Kotlin	2023-05-05 05:32:17
2	Einar Kjellback	622	Kotlin	2020-08-18 13:49:38
3	Danny Mittal	646	Kotlin	2020-10-08 22:48:31
4	Phường Lên	679	Kotlin	2019-10-25 02:04:00
5	Jacob Huebner	759	Kotlin	2020-04-20 22:26:46
6	Martijn Muijsers	910	Kotlin	2024-06-02 16:42:31
7	Mitchell Skaggs	1094	Kotlin	2022-05-02 10:23:13
8	Neil Harmon	1378	Kotlin	2019-05-06 12:16:59

#	User	Length	Language	Date
1	Thomas Feld	257	Python 2	2019-09-03 15:32:47
2	Johan Lyts	291	Python 2	2019-07-02 21:01:31
3	Andreas Björklund	343	Python 2	2020-03-21 08:46:55
4	Haochen Chen	354	Python 2	2017-10-21 21:58:30
5	Jeff Robertson	358	Python 2	2017-10-24 00:30:57
6	Jesper Öqvist	363	Python 2	2018-10-22 07:43:34
7	Namgun Kim	409	Python 2	2017-10-21 22:20:00
8	Godmar Back	462	Python 2	2017-10-22 03:41:14
9	Rhys Balevicius	589	Python 2	2017-10-23 23:07:39
10	John Lehett	800	Python 2	2018-08-04 00:44:03

#	User	Length	Language	Date
1	Simon Hellsten	176	Python 3	2023-07-11 15:43:53
2	Chris Kopp	193	Python 3	2024-05-15 19:13:58
3	Timothy Baeckelant	222	Python 3	2024-07-06 20:45:18
4	Thibault Raffaillac	230	Python 3	2023-03-18 11:50:39
5	Casper Rysgaard	231	Python 3	2023-01-09 14:10:05
6	Ethan Dickey	232	Python 3	2024-09-27 05:14:24
7	Yong Mao	237	Python 3	2023-08-19 02:29:44
8	Jason Cannon	260	Python 3	2019-11-07 16:28:36
9	Michael Wu	262	Python 3	2024-09-27 05:26:19
10	Jacob Raymond	267	Python 3	2018-11-27 21:15:21

#	User	Length	Language	Date
1	Thomas Feld	111	Ruby	2023-08-18 15:37:41
2	Hidden user	302	Ruby	2019-10-07 21:37:51

#	User	Length	Language	Date
1	Bas Dirks	641	Rust	2022-03-16 11:17:02
2	Thomas Hügel	840	Rust	2020-03-09 10:02:38
3	Isak Jägberg	1736	Rust	2024-11-12 15:19:29
4	Melker Forsberg	1896	Rust	2023-06-15 18:33:49
5	Magix	2339	Rust	2022-06-16 02:38:22

Solution running time distribution