Problem D
Research Productivity Index — Problem Statistics

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Submissions	1075
Accepted submissions	560
Submission ratio	52.09%
Authors	587
Full solves [?]	508
Full solve Ratio	86.54%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.09 s	Bash	2024-04-17 18:37:52

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2019-10-07 13:11:00
2	Bergur Snorrason	0.00 s	C	2019-10-15 14:55:08
3	Eyleifur Bjarkason	0.00 s	C	2019-10-17 14:44:26
4	Harry Iha	0.00 s	C	2019-10-23 23:33:17
5	Sambit Palit	0.00 s	C	2020-11-20 22:33:47

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-01-24 12:21:12

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2025-06-13 16:11:43
2	Brent Yorgey	0.01 s	Haskell	2019-11-23 02:06:51

#	User	Runtime	Language	Date
1	Taras Romanyuk	0.04 s	Java	2025-01-25 16:41:19
2	Steven Cheng	0.06 s	Java	2020-05-08 06:12:21
3	Crystal Sharpe	0.06 s	Java	2020-05-18 18:08:35
4	Kadin Tang	0.07 s	Java	2020-11-06 00:22:31
5	Ajit Kadaveru	0.07 s	Java	2021-02-03 00:40:19
6	shiva oswal	0.07 s	Java	2021-02-12 01:02:21
7	Sparsh Sanchorawala	0.07 s	Java	2023-01-28 21:40:02
8	Pradeep Yarlagadda	0.08 s	Java	2022-12-23 05:34:04
9	Mack Wong Yoong Yee	0.08 s	Java	2024-06-30 14:38:06
10	Thomas Vu	0.09 s	Java	2019-10-05 21:22:50

#	User	Runtime	Language	Date
1	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-07-24 08:58:09

#	User	Runtime	Language	Date
1	Timothy Gaede	0.70 s	Julia	2024-07-22 09:36:06

#	User	Runtime	Language	Date
1	Jacob Huebner	0.15 s	Kotlin	2022-02-02 01:44:17
2	Jonathan Soo	0.18 s	Kotlin	2020-02-07 04:31:25

#	User	Runtime	Language	Date
1	Björn Martinsson	0.04 s	Python 2	2019-10-05 22:21:42
2	Andreas Björklund	0.04 s	Python 2	2019-10-06 13:30:52
3	David Nilsson	0.04 s	Python 2	2019-10-12 20:35:16
4	Jonatan Nilsson	0.04 s	Python 2	2019-10-27 12:15:47
5	Lars Åström	0.04 s	Python 2	2019-10-27 16:31:02
6	Maj Stenmark	0.04 s	Python 2	2019-10-27 18:12:23
7	Björn Magnusson	0.04 s	Python 2	2019-10-28 16:43:35
8	Jesper Öqvist	0.04 s	Python 2	2019-11-21 17:24:44
9	Johan Lyts	0.04 s	Python 2	2020-01-25 14:15:27
10	Michael Wang	0.05 s	Python 2	2019-10-05 23:38:40

#	User	Runtime	Language	Date
1	Rahul Arya	0.02 s	Python 3	2019-10-05 20:54:29
2	Benjamin Hannel	0.02 s	Python 3	2019-10-05 21:01:37
3	Justin Yokota	0.02 s	Python 3	2019-10-05 21:23:32
4	Jason Xia	0.02 s	Python 3	2019-10-05 21:28:56
5	Chris Xiong	0.02 s	Python 3	2019-10-05 21:35:08
6	Maxwell Morehead	0.02 s	Python 3	2019-10-05 21:45:50
7	Eric Ge	0.02 s	Python 3	2019-10-05 21:49:54
8	Jake Crouch	0.02 s	Python 3	2019-10-05 21:53:22
9	Sambhav Sunkerneni	0.02 s	Python 3	2019-10-05 22:01:18
10	Neill Johnston	0.02 s	Python 3	2019-10-05 22:03:35

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-02-03 20:16:04

#	User	Length	Language	Date
1	Chenzhang Hu	1674	Bash	2024-04-17 18:37:52

#	User	Length	Language	Date
1	Ivan Petrov	1041	C	2019-10-07 13:11:00
2	Bergur Snorrason	2192	C	2019-10-15 14:55:08
3	Sambit Palit	2713	C	2020-11-20 22:33:47
4	Eyleifur Bjarkason	5984	C	2019-10-17 14:44:26
5	Harry Iha	8089	C	2019-10-23 23:33:17

#	User	Length	Language	Date
1	Hidden user	477	C++	2019-10-05 20:53:36
2	Hidden user	507	C++	2020-02-20 20:08:39
3	白川翎羽	531	C++	2021-03-23 12:10:37
4	Nathaniel Ang	533	C++	2020-03-04 14:44:41
5	Rain Zimin Yang	544	C++	2023-09-23 22:19:13
6	Paul Wild	563	C++	2023-10-02 17:08:27
7	Teikn Smith	566	C++	2024-03-13 01:48:03
8	Yipeng Yang	612	C++	2019-10-05 22:10:45
9	Zhuolin Yang	626	C++	2019-10-05 21:26:56
10	Leo Yang	628	C++	2019-10-06 00:11:23

#	User	Length	Language	Date
1	Norbert Voelker	1255	Go	2021-01-24 12:21:12

#	User	Length	Language	Date
1	Steinar Simonnes	1360	Haskell	2025-06-13 16:11:43
2	Brent Yorgey	1963	Haskell	2019-11-23 02:06:51

#	User	Length	Language	Date
1	Åke Wettergren	767	Java	2019-10-27 12:32:12
2	Duncan Page	843	Java	2019-10-05 21:06:36
3	Brendan King	942	Java	2019-10-06 00:57:15
4	Joseph Walegir	943	Java	2019-10-05 23:46:00
5	Sam Reinehr	965	Java	2019-10-05 22:02:50
6	Logan Su	980	Java	2019-10-05 21:22:37
7	Arnav Sastry	990	Java	2019-10-13 18:05:19
8	Shang-En Huang	1032	Java	2022-09-28 18:43:39
9	Arup Ratan Guha	1059	Java	2019-10-05 20:30:30
10	Paula Arnold	1067	Java	2019-11-01 17:07:29

#	User	Length	Language	Date
1	Christian Cederquist	508	JavaScript (SpiderMonkey)	2023-07-24 08:58:09

#	User	Length	Language	Date
1	Timothy Gaede	930	Julia	2024-07-22 09:36:06

#	User	Length	Language	Date
1	Jacob Huebner	670	Kotlin	2022-02-02 01:45:08
2	Jonathan Soo	3785	Kotlin	2020-02-07 04:31:25

#	User	Length	Language	Date
1	Andreas Björklund	442	Python 2	2019-10-06 13:30:52
2	David Nilsson	456	Python 2	2019-10-12 20:35:16
3	Jonatan Nilsson	482	Python 2	2019-10-27 12:15:47
4	Lars Åström	482	Python 2	2019-10-27 16:31:02
5	Björn Magnusson	482	Python 2	2019-10-28 16:43:35
6	Johan Lyts	528	Python 2	2020-01-25 14:15:27
7	Björn Martinsson	547	Python 2	2019-10-05 22:21:42
8	Godmar Back	555	Python 2	2019-10-07 03:43:32
9	Maj Stenmark	630	Python 2	2019-10-27 18:12:23
10	Jesper Öqvist	657	Python 2	2019-11-21 17:24:44

#	User	Length	Language	Date
1	Peter Stauder	241	Python 3	2023-05-28 09:24:16
2	Kelly Dance	299	Python 3	2025-09-17 05:12:25
3	Hidden user	341	Python 3	2024-02-16 17:39:38
4	Dion Stephan Ong	348	Python 3	2021-01-14 04:18:35
5	Darren Li	359	Python 3	2019-12-18 12:03:07
6	Thomas Draper	367	Python 3	2023-02-04 01:34:27
7	Hidden user	376	Python 3	2019-10-06 22:37:15
8	Chris Xiong	386	Python 3	2019-10-05 21:35:08
9	Jason Cannon	389	Python 3	2019-10-06 22:31:49
10	Qianlang Chen	402	Python 3	2021-02-15 07:43:18

#	User	Length	Language	Date
1	Vincent Lagerros	1239	Rust	2025-02-03 20:16:04

Solution running time distribution