Problem A
Even Up Solitaire — Problem Statistics

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Submissions	12589
Accepted submissions	5054
Submission ratio	40.15%
Authors	4526
Full solves [?]	3911
Full solve Ratio	86.41%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.10 s	Bash	2024-04-16 16:44:21

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.00 s	C	2019-11-28 09:05:39
2	Ioannis Br	0.00 s	C	2020-06-27 21:22:47
3	Tjandra Satria Gunawan	0.01 s	C	2015-09-11 12:32:12
4	José Lucas	0.01 s	C	2016-04-22 06:47:18
5	Adam Evans	0.01 s	C	2016-10-09 16:10:55
6	Ingemar Ragnemalm	0.01 s	C	2017-03-06 13:39:36
7	Andre Pratama	0.01 s	C	2017-05-26 07:06:27
8	Jón Steinn Elíasson	0.01 s	C	2017-07-09 22:42:59
9	Matthew Ling	0.01 s	C	2018-01-17 04:16:50
10	Solomon235	0.01 s	C	2018-04-01 17:55:39

#	User	Runtime	Language	Date
1	Henrik Hallbert	0.04 s	C#	2019-02-09 10:05:12
2	Jasmin Baniya	0.06 s	C#	2020-03-14 22:24:34
3	Joshua Jacoby	0.06 s	C#	2020-05-31 19:45:53
4	Ali Aliev	0.06 s	C#	2022-02-20 15:52:00
5	Hidden user	0.06 s	C#	2024-08-06 22:24:54
6	Nathan Andrews	0.06 s	C#	2024-10-11 22:30:32
7	Shantanu Sharma	0.06 s	C#	2025-10-27 02:17:55
8	Samuel Leclerc	0.07 s	C#	2021-01-09 09:27:53
9	samvid mistry	0.07 s	C#	2024-12-29 09:34:06
10	Alex Renfors	0.10 s	C#	2019-02-03 12:12:07

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Common Lisp	2019-07-12 05:38:01
2	David Cawthon	0.14 s	Common Lisp	2019-05-28 04:17:26

#	User	Runtime	Language	Date
1	Jesper Bengtson	0.09 s	F#	2021-02-12 16:55:08
2	Jacob Harris Cryer Kragh	0.21 s	F#	2023-02-17 18:57:37

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-07-23 20:02:29
2	Krzysztof Gibuła	0.09 s	Go	2021-03-21 12:09:30
3	Kiki Ibrahim	0.37 s	Go	2024-05-05 13:12:20
4	Hidden user	0.37 s	Go	2024-05-08 07:34:43
5	Nathan Lee	0.39 s	Go	2025-10-22 22:10:02
6	Hidden user	0.40 s	Go	2024-10-04 01:03:05
7	Hidden user	0.54 s	Go	2018-11-07 09:38:02
8	Sander Hellesø	0.55 s	Go	2019-04-22 10:10:31

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.02 s	Haskell	2024-07-18 13:33:23
2	Lars Tveito	0.12 s	Haskell	2016-06-10 02:38:56
3	Matthew Craven	0.13 s	Haskell	2018-09-15 17:54:49
4	Mattias Aronsson Adler	0.14 s	Haskell	2018-07-24 19:11:53
5	Hidden user	0.14 s	Haskell	2023-01-13 20:46:13
6	Vegard Itland	0.15 s	Haskell	2017-08-25 22:51:43
7	Hidden user	0.15 s	Haskell	2021-07-18 12:21:28
8	Scott Dauer	0.15 s	Haskell	2021-08-25 21:01:47
9	Jonas van der Schaaf	0.16 s	Haskell	2022-03-02 17:19:08
10	Antony Lee	0.17 s	Haskell	2018-05-13 13:31:41

#	User	Runtime	Language	Date
1	Krish Jindal	0.05 s	Java	2025-10-03 17:03:40
2	Paul Boddington	0.07 s	Java	2016-05-06 23:30:10
3	Hidden user	0.07 s	Java	2018-06-25 09:40:32
4	Bjørn Dons	0.07 s	Java	2018-10-03 20:04:05
5	Asmus Tørsleff	0.07 s	Java	2021-02-20 15:48:52
6	Sven Rönnbäck	0.07 s	Java	2023-03-27 19:18:45
7	Hanh Nguyen	0.08 s	Java	2015-09-11 15:20:41
8	Nguyễn Mạnh Phúc	0.08 s	Java	2015-10-07 04:08:33
9	Thịnh Bùi	0.08 s	Java	2015-10-07 05:00:51
10	Đức Phạm Hoài	0.08 s	Java	2018-09-11 11:07:13

#	User	Runtime	Language	Date
1	Rizky Muliawan	0.07 s	JavaScript (Node.js)	2024-02-23 14:54:32

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2021-03-10 12:33:14
2	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-03-28 10:21:38
3	Zach Tschetter	0.03 s	JavaScript (SpiderMonkey)	2023-06-20 00:07:13
4	Alan Delaney	0.04 s	JavaScript (SpiderMonkey)	2017-04-06 02:10:26
5	Jimmy Gustafsson	0.04 s	JavaScript (SpiderMonkey)	2025-07-08 21:18:27
6	Tor Nordqvist	0.13 s	JavaScript (SpiderMonkey)	2016-11-08 18:25:10
7	Tuomo Olavi	0.61 s	JavaScript (SpiderMonkey)	2018-04-12 11:14:56

#	User	Runtime	Language	Date
1	Timothy Gaede	0.41 s	Julia	2025-04-03 06:39:38
2	Hidden user	0.46 s	Julia	2025-03-08 13:37:33

#	User	Runtime	Language	Date
1	Adam Koprowski	0.15 s	Kotlin	2022-01-09 12:41:02
2	Jacob Huebner	0.17 s	Kotlin	2021-07-05 23:16:50
3	Nicholas Johnson	0.23 s	Kotlin	2021-07-06 00:46:41
4	Johnny Baloney	0.27 s	Kotlin	2022-01-08 20:32:23
5	Hidden user	0.30 s	Kotlin	2020-02-06 09:12:46
6	Sam Keyser	0.30 s	Kotlin	2023-01-24 05:33:11
7	Adam Rankin	0.36 s	Kotlin	2023-05-16 23:26:57
8	Jonathan Soo	0.41 s	Kotlin	2019-06-25 07:54:57
9	Eloy Hernández	0.41 s	Kotlin	2021-10-11 21:23:34
10	Benjamin Ye	0.55 s	Kotlin	2023-01-09 22:04:16

#	User	Runtime	Language	Date
1	Anthony Gillespie	0.07 s	Lua	2024-01-24 17:51:37

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Nim	2025-12-02 09:55:23

#	User	Runtime	Language	Date
1	Pamidimarri Reshwanth	0.01 s	Objective-C	2020-08-23 06:41:15

#	User	Runtime	Language	Date
1	Ludovic Mignot	0.03 s	OCaml	2020-07-20 11:13:51
2	Hidden user	0.03 s	OCaml	2024-01-24 02:16:03
3	Joel Newman	0.18 s	OCaml	2023-11-23 01:07:18

#	User	Runtime	Language	Date
1	Junyu Zhan	0.01 s	Odin	2026-01-14 15:24:26

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.20 s	Prolog	2023-03-05 09:49:16

#	User	Runtime	Language	Date
1	Carl Martin Rosenberg	0.04 s	Python 2	2015-10-23 00:44:03
2	Neal Zane	0.04 s	Python 2	2015-12-06 17:27:24
3	Lars Tveito	0.04 s	Python 2	2016-06-10 02:52:03
4	Martin Jackson	0.04 s	Python 2	2016-07-09 02:07:41
5	Isaac Lee	0.04 s	Python 2	2016-11-04 23:21:30
6	Kuan Wei Heng	0.04 s	Python 2	2018-03-31 10:06:26
7	Lars Åström	0.04 s	Python 2	2018-10-11 22:19:40
8	Thomas Granbohm	0.04 s	Python 2	2019-02-03 15:10:32
9	Maj Stenmark	0.04 s	Python 2	2019-02-06 19:49:54
10	Riko Jacob	0.04 s	Python 2	2019-02-13 22:15:17

#	User	Runtime	Language	Date
1	Greg Hamerly	0.05 s	Python 3	2019-07-29 22:16:55
2	Dara MacConville	0.05 s	Python 3	2019-10-20 14:55:45
3	Jonah Thiele	0.05 s	Python 3	2025-02-02 03:48:41
4	Rasmus Pertel	0.05 s	Python 3	2025-03-05 13:34:13
5	Avery	0.05 s	Python 3	2025-07-15 20:47:32
6	Akul Singh	0.05 s	Python 3	2025-10-02 02:07:44
7	Andy C	0.05 s	Python 3	2025-10-04 03:25:51
8	Christian Lindeström	0.06 s	Python 3	2016-10-04 14:01:20
9	Alexander Pappas	0.06 s	Python 3	2017-03-05 03:22:14
10	Erick Adrian Hernandez Hinojosa	0.06 s	Python 3	2017-03-05 05:21:53

#	User	Runtime	Language	Date
1	Ivy Wang	0.10 s	Ruby	2023-01-10 06:34:13
2	dw	0.10 s	Ruby	2023-10-18 02:43:00
3	Thomas Feld	0.11 s	Ruby	2023-02-23 10:07:34

#	User	Runtime	Language	Date
1	Mathias Magnusson	0.00 s	Rust	2019-02-04 13:58:45
2	Erik Funder Carstensen	0.00 s	Rust	2022-09-05 16:08:54
3	Jianghua Wang	0.00 s	Rust	2023-01-10 00:23:48
4	Rolf Martin Glomsrud	0.00 s	Rust	2023-01-17 15:43:03
5	Reis Faar	0.00 s	Rust	2023-05-14 04:52:35
6	Vincent Lagerros	0.00 s	Rust	2024-07-24 14:55:43
7	Egor Kulikov	0.00 s	Rust	2024-12-18 13:52:45
8	Joe Blower	0.00 s	Rust	2025-06-22 03:39:40
9	Xiu-Heng Hua	0.00 s	Rust	2025-07-06 08:57:22
10	Matthew Staton	0.00 s	Rust	2025-10-22 17:55:04

#	User	Runtime	Language	Date
1	Tuomas Maanonen	0.07 s	TypeScript	2024-11-14 00:06:55

#	User	Length	Language	Date
1	Chenzhang Hu	1386	Bash	2024-04-16 16:44:21

#	User	Length	Language	Date
1	a_b__c	208	C	2021-01-29 07:26:41
2	Tjandra Satria Gunawan	241	C	2015-09-11 12:32:12
3	Raymond Yang	303	C	2021-07-16 20:07:01
4	Hidden user	346	C	2020-06-27 00:56:34
5	HARITHA S R	378	C	2025-04-10 18:27:49
6	Naveen Kumar S	408	C	2025-03-29 10:00:29
7	Andre Pratama	421	C	2017-05-26 07:06:27
8	Adam Evans	429	C	2016-10-09 16:16:20
9	Samuel Deutsch	432	C	2020-10-08 19:23:40
10	Rabbani Islam Refat	498	C	2024-02-16 10:50:44

#	User	Length	Language	Date
1	Hidden user	372	C#	2024-08-06 22:24:54
2	Sven	473	C#	2024-02-20 21:54:32
3	Marek Bina	520	C#	2019-02-19 10:36:36
4	Nathan Andrews	541	C#	2024-10-11 22:30:32
5	Shantanu Sharma	569	C#	2025-10-27 02:17:55
6	Ali Aliev	631	C#	2022-02-20 15:52:00
7	Armanda Dimas	825	C#	2020-02-14 07:37:27
8	samvid mistry	1126	C#	2024-12-29 09:34:06
9	Emil Zaya	1148	C#	2019-02-03 14:26:37
10	Andreas Nilsson	1148	C#	2019-02-03 14:28:44

#	User	Length	Language	Date
1	Evan Michael Bailey	116	C++	2025-06-23 00:35:09
2	Frans Meulenbroeks	172	C++	2024-10-02 17:03:29
3	Mercurious	213	C++	2022-11-16 09:50:34
4	Qing Hao Chu	224	C++	2017-12-14 14:46:01
5	Cutes Mouse	233	C++	2023-08-15 06:31:00
6	Mohammad Sadeghi	242	C++	2019-07-17 09:39:34
7	William Gan	246	C++	2017-01-18 16:42:39
8	Jerrell Ezralemuel	252	C++	2019-09-11 20:05:19
9	Ambrose Liew Cheng Yuan	252	C++	2021-05-14 14:03:51
10	Rafael Kristoforus Yanto	253	C++	2025-01-03 11:38:01

#	User	Length	Language	Date
1	Hidden user	760	Common Lisp	2019-07-12 04:48:59
2	David Cawthon	849	Common Lisp	2019-05-28 04:17:26

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1895	F#	2023-02-17 18:57:37
2	Jesper Bengtson	2030	F#	2021-02-12 16:55:08

#	User	Length	Language	Date
1	Kiki Ibrahim	392	Go	2024-05-05 13:12:20
2	Hidden user	396	Go	2024-05-08 07:34:43
3	Hidden user	494	Go	2018-11-07 09:38:02
4	Norbert Voelker	618	Go	2021-07-23 20:02:29
5	Hidden user	775	Go	2024-10-04 01:03:05
6	Krzysztof Gibuła	803	Go	2021-03-21 12:09:30
7	Nathan Lee	970	Go	2025-10-22 22:10:02
8	Sander Hellesø	1033	Go	2019-04-22 10:10:31

#	User	Length	Language	Date
1	Lars Tveito	247	Haskell	2016-07-27 21:50:40
2	Hidden user	279	Haskell	2023-01-13 20:46:13
3	Jan Hlavacek	296	Haskell	2016-10-31 20:04:11
4	Jonas van der Schaaf	333	Haskell	2022-03-02 17:19:08
5	Antony Lee	438	Haskell	2018-05-13 13:31:41
6	Matthew Craven	496	Haskell	2018-09-15 17:54:49
7	Scott Dauer	521	Haskell	2021-08-25 21:01:47
8	Mattias Aronsson Adler	592	Haskell	2018-07-24 19:11:53
9	Aurélien Pepin	634	Haskell	2019-09-11 14:28:45
10	Frederik Haagensen	663	Haskell	2019-03-08 15:15:42

#	User	Length	Language	Date
1	Lujia (Luke) Zhang	348	Java	2015-10-26 18:45:36
2	Marco Vincenzo Karaan	364	Java	2015-10-03 07:29:46
3	Udit Sanghi	364	Java	2021-07-18 13:56:39
4	Kiên Nguyễn Tiến Trung	389	Java	2017-01-22 09:54:21
5	Yar Zar Htun	391	Java	2015-09-11 16:38:58
6	Lixuan Tang	391	Java	2016-10-26 04:48:05
7	Robert Slutsky	395	Java	2017-01-18 01:45:33
8	Marlon Liu	399	Java	2016-04-09 21:29:57
9	Harish Venkatesan	400	Java	2015-09-11 12:42:55
10	Wang Zhi Jian	401	Java	2018-10-29 16:04:21

#	User	Length	Language	Date
1	Rizky Muliawan	584	JavaScript (Node.js)	2024-02-23 14:54:32

#	User	Length	Language	Date
1	Jimmy Gustafsson	176	JavaScript (SpiderMonkey)	2025-07-08 21:21:17
2	Tuomo Olavi	226	JavaScript (SpiderMonkey)	2018-04-12 11:15:33
3	Zach Tschetter	228	JavaScript (SpiderMonkey)	2023-06-20 00:07:13
4	Bjørn Chr. Soltvedt	333	JavaScript (SpiderMonkey)	2021-03-10 12:33:14
5	Christian Pilegaard Cederquist	386	JavaScript (SpiderMonkey)	2023-03-28 10:21:38
6	Tor Nordqvist	814	JavaScript (SpiderMonkey)	2016-11-08 18:29:44
7	Alan Delaney	1838	JavaScript (SpiderMonkey)	2017-04-06 02:10:26

#	User	Length	Language	Date
1	Hidden user	271	Julia	2025-03-08 13:37:33
2	Timothy Gaede	959	Julia	2025-04-03 06:38:39

#	User	Length	Language	Date
1	Benjamin Ye	388	Kotlin	2023-01-09 22:04:16
2	Adam Koprowski	421	Kotlin	2020-08-23 13:18:14
3	Chris Johnson	465	Kotlin	2024-09-20 22:31:29
4	Eloy Hernández	488	Kotlin	2021-10-11 21:23:34
5	Jonathan Soo	598	Kotlin	2019-06-25 07:54:57
6	Eric Huynh	612	Kotlin	2019-02-02 04:55:16
7	Adam Rankin	684	Kotlin	2023-05-16 23:26:57
8	Johnny Baloney	733	Kotlin	2022-01-08 21:03:35
9	Sam Keyser	871	Kotlin	2023-01-24 05:33:11
10	Jacob Huebner	1109	Kotlin	2021-07-05 23:16:50

#	User	Length	Language	Date
1	Anthony Gillespie	347	Lua	2024-01-24 17:51:37

#	User	Length	Language	Date
1	Hidden user	526	Nim	2025-12-02 09:55:23

#	User	Length	Language	Date
1	Pamidimarri Reshwanth	2517	Objective-C	2020-08-23 06:41:15

#	User	Length	Language	Date
1	Hidden user	435	OCaml	2024-01-24 02:16:03
2	Ludovic Mignot	520	OCaml	2020-07-20 11:13:51
3	Joel Newman	11829	OCaml	2023-11-23 01:07:18

#	User	Length	Language	Date
1	Junyu Zhan	767	Odin	2026-01-14 15:24:26

#	User	Length	Language	Date
1	Andriy Zyevakov	518	Prolog	2023-03-05 09:49:16

#	User	Length	Language	Date
1	Lars Åström	165	Python 2	2018-10-11 22:19:40
2	Kuan Wei Heng	170	Python 2	2018-03-31 10:06:26
3	Neal Zane	178	Python 2	2015-12-06 17:27:24
4	Thomas Feld	187	Python 2	2019-08-23 14:01:45
5	Jesper Öqvist	211	Python 2	2018-11-10 18:59:29
6	Lars Tveito	224	Python 2	2016-06-10 02:52:03
7	Riko Jacob	242	Python 2	2019-02-13 22:15:17
8	Maj Stenmark	244	Python 2	2019-02-06 19:49:54
9	Brandon Sovran	254	Python 2	2022-03-31 01:38:22
10	Thomas Granbohm	280	Python 2	2019-02-03 15:10:32

#	User	Length	Language	Date
1	Avery	105	Python 3	2025-07-15 21:13:14
2	Ahmed Chamseddine	107	Python 3	2024-08-19 11:50:51
3	Hidden user	109	Python 3	2025-03-26 02:33:11
4	Phi Va Lo	114	Python 3	2023-02-25 21:29:50
5	Tobias Bessler	117	Python 3	2024-08-29 00:49:00
6	Farzam Abrishami	125	Python 3	2023-07-01 00:17:04
7	Anshuman Dash	131	Python 3	2023-01-10 02:59:05
8	Kelly Dance	135	Python 3	2022-09-10 01:05:05
9	Naman Nagaria	137	Python 3	2025-06-25 06:10:06
10	Hidden user	140	Python 3	2022-10-25 21:53:02

#	User	Length	Language	Date
1	Thomas Feld	64	Ruby	2023-02-23 10:16:21
2	Ivy Wang	205	Ruby	2023-01-10 06:34:13
3	dw	428	Ruby	2023-10-18 02:43:00

#	User	Length	Language	Date
1	Jianghua Wang	480	Rust	2023-01-10 00:23:48
2	Mathias Magnusson	577	Rust	2019-02-04 13:58:45
3	Joe Blower	670	Rust	2025-06-22 03:39:40
4	Erik Funder Carstensen	679	Rust	2022-09-05 16:08:54
5	Rolf Martin Glomsrud	715	Rust	2023-01-17 15:43:03
6	Bas Dirks	798	Rust	2022-01-15 17:47:40
7	Matthew Staton	807	Rust	2025-10-22 17:55:04
8	Jonas Ulsnes Jørgensen	827	Rust	2022-01-29 20:46:14
9	Dylan	841	Rust	2024-09-20 22:57:18
10	Xiu-Heng Hua	1034	Rust	2025-07-06 08:57:22

#	User	Length	Language	Date
1	Tuomas Maanonen	721	TypeScript	2024-11-14 00:06:55

Solution running time distribution