Problem A
Set! — Problem Statistics

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Submissions	2585
Accepted submissions	1131
Submission ratio	43.75%
Authors	1064
Full solves [?]	986
Full solve Ratio	92.67%

#	User	Runtime	Language	Date
1	Duelene Olson	0.02 s	C#	2016-07-21 02:14:16
2	Brandon Donham	0.02 s	C#	2016-10-18 13:36:15
3	Doug Goodman	0.02 s	C#	2018-05-04 21:53:02
4	Thomas Norris	0.02 s	C#	2019-10-22 18:42:20
5	Jörgen Forsberg	0.02 s	C#	2020-08-12 20:45:49
6	Ben-Richard Ebbesvik	0.02 s	C#	2022-03-02 18:30:45
7	Göran Andersson	0.02 s	C#	2022-05-18 11:23:52
8	Eric Weiss	0.02 s	C#	2022-08-29 16:44:11
9	Hidden user	0.02 s	C#	2022-09-02 11:24:21
10	Leslie Yip	0.02 s	C#	2022-09-02 12:34:16

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-11-01 18:26:51

#	User	Runtime	Language	Date
1	Magix	0.08 s	Go	2020-09-16 22:59:37
2	Norbert Voelker	0.08 s	Go	2021-04-26 16:22:11

#	User	Runtime	Language	Date
1	Jan Hlavacek	0.00 s	Haskell	2016-12-06 23:35:02
2	Matthew A Johnson	0.00 s	Haskell	2017-01-06 06:38:18
3	Johan Meier	0.00 s	Haskell	2017-01-06 15:33:20
4	Brent Yorgey	0.00 s	Haskell	2017-10-14 04:17:14
5	Olle Eriksson	0.00 s	Haskell	2018-06-21 22:27:00
6	Mason Barnhill	0.00 s	Haskell	2023-07-28 21:10:09
7	Steinar Simonnes	0.00 s	Haskell	2024-02-07 09:57:52
8	Håkon Flatval	0.01 s	Haskell	2018-09-03 15:21:10
9	Hidden user	0.01 s	Haskell	2019-08-27 19:58:35
10	Intrets	0.01 s	Haskell	2019-08-28 12:49:56

#	User	Runtime	Language	Date
1	Micah Stairs	0.05 s	Java	2016-07-09 05:21:05
2	Kaitlyn Childers	0.05 s	Java	2016-10-02 20:18:25
3	Viraj Maddur	0.05 s	Java	2017-01-25 16:54:21
4	Shawn Hatchwell	0.05 s	Java	2017-01-26 15:48:47
5	Eimhin McDonald	0.05 s	Java	2017-11-15 17:35:48
6	Aron Bergman	0.05 s	Java	2017-11-23 13:38:28
7	James Black	0.05 s	Java	2018-08-19 21:44:23
8	Mathew Palm	0.05 s	Java	2018-09-16 19:01:04
9	Hidden user	0.05 s	Java	2018-09-30 09:51:08
10	José Vander Meulen	0.05 s	Java	2018-11-21 20:31:24

#	User	Runtime	Language	Date
1	Gurpartap Singh Bhatti	0.06 s	JavaScript (Node.js)	2019-05-26 17:12:57
2	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-16 14:27:09
3	Chris Wong	0.42 s	JavaScript (Node.js)	2021-03-09 22:06:52

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-07-09 14:19:06
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-07-27 01:14:07
3	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-09-08 12:54:06
4	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-06-10 19:09:32
5	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-08-14 19:04:42
6	Johannes Jensen	0.03 s	JavaScript (SpiderMonkey)	2020-12-04 14:03:52
7	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-01-24 09:59:20

#	User	Runtime	Language	Date
1	Timothy Gaede	0.91 s	Julia	2024-05-15 02:57:20

#	User	Runtime	Language	Date
1	Jacob Huebner	0.12 s	Kotlin	2020-04-27 02:29:52
2	Johnny Baloney	0.17 s	Kotlin	2022-02-15 12:18:04
3	Torbjørn Tessem	0.17 s	Kotlin	2023-01-27 13:48:38
4	Sam Keyser	0.17 s	Kotlin	2023-04-12 15:56:15
5	Adam Rankin	0.18 s	Kotlin	2023-05-10 20:00:17
6	Neil Harmon	0.19 s	Kotlin	2019-05-14 09:30:12
7	Adam Koprowski	0.22 s	Kotlin	2020-11-14 17:16:20
8	Einar Kjellback	0.23 s	Kotlin	2019-12-14 15:55:09
9	Riccardo Azzolini	0.26 s	Kotlin	2024-05-24 16:31:07

#	User	Runtime	Language	Date
1	Sander de Haan	0.00 s	Lua	2025-05-08 14:32:40

#	User	Runtime	Language	Date
1	Silvena Lam	0.01 s	PHP	2017-07-09 11:05:15
2	Renate Fiala-Lundström	0.01 s	PHP	2021-05-06 23:45:56
3	Connor Billings	0.01 s	PHP	2023-07-19 00:15:02

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.02 s	Prolog	2023-03-05 07:45:48

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.03 s	Python 2	2016-07-10 08:21:11
2	Vaibhav Tulsyan	0.03 s	Python 2	2016-11-30 21:24:40
3	Evan Shi	0.03 s	Python 2	2016-12-03 03:25:53
4	Erik Sillén	0.03 s	Python 2	2016-12-20 14:01:39
5	Collin Rapp	0.03 s	Python 2	2017-02-27 23:18:26
6	Muzakhir Amanzholov	0.03 s	Python 2	2017-03-01 03:12:15
7	Josenildo Silva	0.03 s	Python 2	2017-07-10 23:56:41
8	Çağdaş Öztekin	0.03 s	Python 2	2017-09-08 11:22:50
9	Andrei Stoica	0.03 s	Python 2	2017-11-29 15:59:01
10	Maksym Bendeberia	0.03 s	Python 2	2017-12-18 13:50:55

#	User	Runtime	Language	Date
1	Nathan Collins	0.02 s	Python 3	2016-07-18 16:57:33
2	Nicolas Marsceau	0.02 s	Python 3	2016-07-18 19:40:40
3	William Fiset	0.02 s	Python 3	2016-07-31 20:08:42
4	Michelle Sweering	0.02 s	Python 3	2016-08-02 15:32:02
5	Christian Lindeström	0.02 s	Python 3	2016-08-17 23:06:18
6	John William O'Rourke	0.02 s	Python 3	2016-10-02 22:01:53
7	Joshua Pan	0.02 s	Python 3	2016-10-23 18:27:15
8	Ian Yu	0.02 s	Python 3	2017-01-27 01:31:36
9	Minato Sky Myers	0.02 s	Python 3	2017-01-27 03:47:25
10	Rebecca Hale	0.02 s	Python 3	2017-01-27 17:46:06

#	User	Runtime	Language	Date
1	Kok Dith	0.05 s	Ruby	2021-08-19 10:03:02
2	Thomas Feld	0.06 s	Ruby	2023-05-23 09:41:42

#	User	Runtime	Language	Date
1	Pahlevi Fikri Auliya	0.00 s	Rust	2020-11-18 22:47:20
2	Freek van Keulen	0.00 s	Rust	2021-07-28 18:59:04
3	Bas Dirks	0.00 s	Rust	2022-02-14 20:25:22
4	Artur Khuziakhmetov	0.00 s	Rust	2022-08-07 07:53:43
5	Isak Jägberg	0.00 s	Rust	2024-11-08 16:09:34
6	Vincent Lagerros	0.00 s	Rust	2025-06-08 22:45:59
7	Pankajkumar Patro	0.00 s	Rust	2025-06-19 21:13:07

#	User	Length	Language	Date
1	Hidden user	749	C	2017-11-19 01:39:15
2	Bai Yunwei	766	C	2018-04-12 07:51:39
3	Hidden user	809	C	2022-05-05 07:30:05
4	julie rose sakkour	814	C	2024-12-07 09:54:01
5	Director of Tutoring CougarCS	814	C	2025-02-09 04:44:38
6	Nathan Care	814	C	2025-02-13 16:47:28
7	Hidden user	844	C	2018-10-09 20:02:34
8	Jón Steinn Elíasson	848	C	2017-12-25 20:12:36
9	Priyadarshini Balaji	848	C	2020-12-31 03:16:50
10	Merzeau	848	C	2024-12-07 08:46:10

#	User	Length	Language	Date
1	Göran Andersson	975	C#	2022-05-18 11:23:52
2	Leslie Yip	1107	C#	2022-09-02 12:34:16
3	Doug Goodman	1208	C#	2018-05-04 21:53:02
4	RecompiledBirds	1222	C#	2025-09-23 18:45:40
5	Ben-Richard Ebbesvik	1438	C#	2022-03-02 18:30:45
6	Adrian Cuentas	1724	C#	2026-03-08 21:56:12
7	Said Montaño	1742	C#	2025-03-17 22:07:41
8	Thomas Norris	1865	C#	2019-10-22 18:42:20
9	Jörgen Forsberg	2127	C#	2020-08-12 20:45:49
10	Lukas P.	2553	C#	2026-03-04 18:39:43

#	User	Length	Language	Date
1	Antonio Molina Lovett	485	C++	2016-08-11 08:59:17
2	Anna Roczek	555	C++	2023-08-20 13:43:33
3	Zane Yu	567	C++	2019-01-13 09:33:03
4	William Gan	571	C++	2018-03-10 11:19:15
5	Armen Andreasyan	574	C++	2019-02-01 11:10:56
6	Yeung Man Tsung	580	C++	2022-11-23 12:35:11
7	Nguyễn Công Cường	585	C++	2019-08-21 08:25:48
8	Hidden user	586	C++	2018-10-17 13:42:12
9	Nguyễn Trọng Nghĩa	599	C++	2019-08-21 09:21:06
10	Grae Yeandle	605	C++	2016-11-28 14:57:35

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1121	F#	2022-11-01 18:26:51

#	User	Length	Language	Date
1	Norbert Voelker	1670	Go	2021-04-26 16:22:11
2	Magix	1915	Go	2020-09-16 22:59:37

#	User	Length	Language	Date
1	Johan Meier	620	Haskell	2017-01-06 15:33:20
2	Hidden user	627	Haskell	2019-08-27 19:58:35
3	Matthew A Johnson	667	Haskell	2017-01-06 06:38:18
4	Mason Barnhill	677	Haskell	2023-07-28 21:10:09
5	Olle Eriksson	690	Haskell	2018-06-21 22:27:00
6	Steinar Simonnes	764	Haskell	2024-02-07 09:57:52
7	Jan Hrček	781	Haskell	2021-03-13 11:30:57
8	Håkon Flatval	834	Haskell	2018-09-03 15:21:10
9	Brent Yorgey	922	Haskell	2017-10-14 04:17:14
10	Jan Hlavacek	1138	Haskell	2016-12-06 23:35:02

#	User	Length	Language	Date
1	Adam Abdalla	726	Java	2017-01-27 20:34:13
2	Doug Goodman	810	Java	2018-04-26 18:34:44
3	Mitch Price	854	Java	2016-10-02 19:31:32
4	Matthew Garrison	932	Java	2017-06-04 11:50:23
5	Stephen Atwood	958	Java	2016-10-02 19:33:48
6	Hidden user	1005	Java	2020-08-07 20:40:31
7	Alexandros Antonorsi	1020	Java	2017-01-27 20:27:13
8	Kyle Workman	1043	Java	2018-10-22 20:36:42
9	Hidden user	1060	Java	2018-12-24 23:30:31
10	Calvin Godfrey	1082	Java	2020-01-14 20:24:49

#	User	Length	Language	Date
1	Andoko Chandra	1927	JavaScript (Node.js)	2020-10-16 14:27:09
2	Gurpartap Singh Bhatti	2109	JavaScript (Node.js)	2019-05-26 17:22:06
3	Chris Wong	2344	JavaScript (Node.js)	2021-03-09 22:06:52

#	User	Length	Language	Date
1	Jimmy Gustafsson	314	JavaScript (SpiderMonkey)	2024-08-14 19:04:42
2	Zach Tschetter	608	JavaScript (SpiderMonkey)	2023-06-10 19:16:15
3	Christian Pilegaard Cederquist	844	JavaScript (SpiderMonkey)	2023-01-24 09:59:20
4	Johannes Jensen	855	JavaScript (SpiderMonkey)	2020-12-04 14:03:52
5	Peter Kedemo	861	JavaScript (SpiderMonkey)	2016-07-09 14:19:06
6	Peter Menyes	944	JavaScript (SpiderMonkey)	2021-09-08 12:54:06
7	Bjørn Chr. Soltvedt	1673	JavaScript (SpiderMonkey)	2016-07-27 01:14:07

#	User	Length	Language	Date
1	Timothy Gaede	1752	Julia	2024-05-15 02:57:20

#	User	Length	Language	Date
1	Adam Koprowski	745	Kotlin	2020-11-14 17:16:20
2	Einar Kjellback	820	Kotlin	2019-12-14 15:55:09
3	Torbjørn Tessem	999	Kotlin	2023-01-27 13:48:38
4	Jacob Huebner	1048	Kotlin	2020-04-27 02:29:52
5	Johnny Baloney	1117	Kotlin	2022-02-15 12:18:04
6	Riccardo Azzolini	1119	Kotlin	2024-05-24 16:31:07
7	Adam Rankin	1170	Kotlin	2023-05-10 20:00:17
8	Sam Keyser	1371	Kotlin	2023-04-12 15:56:15
9	Neil Harmon	1727	Kotlin	2019-05-14 09:30:12

#	User	Length	Language	Date
1	Sander de Haan	1166	Lua	2025-05-08 14:32:40

#	User	Length	Language	Date
1	Renate Fiala-Lundström	1455	PHP	2021-05-06 23:45:56
2	Connor Billings	1471	PHP	2023-07-19 00:15:02
3	Silvena Lam	1522	PHP	2017-07-09 11:05:15

#	User	Length	Language	Date
1	Hakan Kjellerstrand	650	Prolog	2023-03-05 07:45:48

#	User	Length	Language	Date
1	Thomas Feld	287	Python 2	2019-09-04 10:37:05
2	Vaibhav Tulsyan	447	Python 2	2016-11-30 21:24:40
3	Andreas Björklund	489	Python 2	2021-04-01 13:22:18
4	Muzakhir Amanzholov	564	Python 2	2017-03-01 03:12:15
5	Andrei Stoica	564	Python 2	2017-11-29 16:01:53
6	Jesper Öqvist	567	Python 2	2018-10-21 09:14:30
7	Christofer Ohlsson	576	Python 2	2016-07-10 08:21:11
8	Johan Lyts	579	Python 2	2019-08-07 11:46:53
9	Maksym Bendeberia	633	Python 2	2017-12-18 13:50:55
10	Maj Stenmark	636	Python 2	2019-10-08 22:05:07

#	User	Length	Language	Date
1	Benjamin Z White	184	Python 3	2023-04-06 20:33:59
2	Greg Gorlen	238	Python 3	2023-05-30 05:43:33
3	Yong Mao	264	Python 3	2023-07-02 21:39:08
4	Marcus Xu	276	Python 3	2021-12-21 11:15:37
5	Ahmed Chamseddine	299	Python 3	2024-08-13 09:56:45
6	Tai Tze Kin	301	Python 3	2024-05-06 17:23:54
7	Si Jie Tan	314	Python 3	2026-01-14 09:01:56
8	a_b__c	326	Python 3	2021-03-13 15:08:01
9	Vedran Čačić	341	Python 3	2019-02-16 20:05:05
10	Brandon Foong	364	Python 3	2023-03-03 18:35:11

#	User	Length	Language	Date
1	Thomas Feld	131	Ruby	2023-05-23 09:44:25
2	Kok Dith	1000	Ruby	2021-08-19 10:03:02

#	User	Length	Language	Date
1	Artur Khuziakhmetov	802	Rust	2022-08-07 07:53:43
2	Vincent Lagerros	864	Rust	2025-06-08 22:45:59
3	Pankajkumar Patro	964	Rust	2025-06-19 21:13:07
4	Bas Dirks	1043	Rust	2022-02-14 20:25:22
5	Freek van Keulen	1171	Rust	2021-07-28 18:59:04
6	Pahlevi Fikri Auliya	2517	Rust	2020-11-18 22:47:20
7	Isak Jägberg	3816	Rust	2024-11-08 16:09:34

Solution running time distribution