Problem CF
Circuit Math — Problem Statistics

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Submissions	9607
Accepted submissions	4013
Submission ratio	41.77%
Authors	3426
Full solves [?]	3135
Full solve Ratio	91.51%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.08 s	Bash	2024-04-16 17:31:39

#	User	Runtime	Language	Date
1	Oscar Arrivi Garcia	0.03 s	C#	2021-10-14 00:14:43
2	Göran Andersson	0.03 s	C#	2022-05-17 18:44:03
3	Eric Weiss	0.03 s	C#	2022-08-22 22:33:59
4	traxex	0.04 s	C#	2024-05-07 11:55:56
5	Esty Crow	0.04 s	C#	2024-07-19 20:27:26
6	Anthony Ye	0.04 s	C#	2024-07-19 20:30:39
7	samvid mistry	0.05 s	C#	2024-12-29 14:41:05
8	Chizara Anyanwu	0.05 s	C#	2025-03-28 20:54:32
9	CRISTIAN JUAN MITA ZEBALLOS	0.05 s	C#	2025-09-19 13:59:31
10	Shantanu Sharma	0.05 s	C#	2025-11-03 01:45:44

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-07-13 04:46:41

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-11-05 12:20:44

#	User	Runtime	Language	Date
1	Ardian Ferdianto	0.00 s	Go	2023-11-12 04:30:55
2	Ade Hendra	0.00 s	Go	2023-11-12 08:06:33
3	Mukhlas Rosyadi	0.00 s	Go	2023-11-13 05:22:59
4	Pandhu Hutomo Aditya	0.00 s	Go	2023-11-14 12:17:29
5	Husain Satan	0.00 s	Go	2023-11-14 14:47:28
6	Krzysztof Gibuła	0.07 s	Go	2022-03-27 12:59:51
7	Ian Howell	0.08 s	Go	2019-10-15 21:10:56
8	Norbert Voelker	0.08 s	Go	2021-01-22 22:43:55

#	User	Runtime	Language	Date
1	Jakob Rødal Skaar	0.00 s	Haskell	2023-11-17 15:28:29
2	Rudy Matela	0.00 s	Haskell	2024-04-24 11:51:39
3	Steinar Simonnes	0.00 s	Haskell	2024-05-14 16:11:13
4	Shinji Koshida	0.00 s	Haskell	2025-02-02 13:30:17
5	Tim Put	0.01 s	Haskell	2019-10-08 01:36:44
6	Brent Yorgey	0.01 s	Haskell	2019-10-10 03:51:33
7	Hidden user	0.01 s	Haskell	2019-11-04 12:07:15
8	Joshua Coward	0.01 s	Haskell	2022-02-03 01:49:46

#	User	Runtime	Language	Date
1	Bala Krishna	0.04 s	Java	2024-08-13 16:16:37
2	Shreyas Jamadagni	0.04 s	Java	2024-08-18 12:48:33
3	Issa Issack	0.04 s	Java	2024-08-21 01:30:03
4	Choo Jun Inn Darren	0.04 s	Java	2024-08-29 16:52:27
5	Ryan Tan	0.04 s	Java	2024-08-31 09:54:28
6	Ang Wei Jian	0.04 s	Java	2024-09-05 03:32:27
7	Hidden user	0.04 s	Java	2024-09-05 03:34:29
8	Tang Dan Cheng	0.04 s	Java	2024-09-05 03:49:45
9	Tee Jin Seng	0.04 s	Java	2024-09-05 04:14:34
10	Hidden user	0.04 s	Java	2024-09-05 05:12:37

#	User	Runtime	Language	Date
1	Faza Rida	0.05 s	JavaScript (Node.js)	2023-11-14 17:42:25
2	Hidden user	0.42 s	JavaScript (Node.js)	2020-12-31 16:37:30
3	Anton J Olsson	0.43 s	JavaScript (Node.js)	2022-04-17 04:17:51

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-02-08 12:06:10
2	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2025-07-11 18:04:01
3	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2019-10-28 22:32:32

#	User	Runtime	Language	Date
1	Timothy Gaede	0.49 s	Julia	2025-04-06 07:11:33
2	Danny Robinson	0.87 s	Julia	2023-06-23 09:32:16

#	User	Runtime	Language	Date
1	Sam Keyser	0.12 s	Kotlin	2022-10-22 00:51:35
2	Jacob Huebner	0.13 s	Kotlin	2022-02-01 20:45:39
3	Nicholas Johnson	0.13 s	Kotlin	2022-02-05 22:24:37
4	Hidden user	0.16 s	Kotlin	2020-02-05 23:39:09
5	Jonathan Soo	0.17 s	Kotlin	2019-10-09 06:44:39
6	Adam Koprowski	0.19 s	Kotlin	2020-08-24 17:57:11
7	Min-Zheng Shieh	0.19 s	Kotlin	2021-03-17 13:27:25
8	Adam Rankin	0.19 s	Kotlin	2023-05-11 00:18:53
9	Martijn Muijsers	0.19 s	Kotlin	2024-06-12 17:21:59
10	Neil Harmon	0.20 s	Kotlin	2019-10-25 09:19:31

#	User	Runtime	Language	Date
1	Dmitri Nehajev	0.00 s	Lua	2025-02-26 00:12:45

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2021-12-29 20:13:55

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Prolog	2025-04-10 08:42:25
2	Joseph Brian Hilte Jr.	0.02 s	Prolog	2025-04-23 01:13:16
3	Ivan Marriott	0.02 s	Prolog	2025-04-24 07:54:52
4	束家浩	0.02 s	Prolog	2025-04-28 01:01:59
5	Enrique Obregon	0.02 s	Prolog	2025-04-29 15:32:41
6	Hidden user	0.02 s	Prolog	2025-04-29 22:32:56
7	Yavanni E	0.02 s	Prolog	2025-04-29 23:29:23
8	Victor Tumbiolo	0.02 s	Prolog	2025-05-01 02:18:02
9	Santi Raigoza	0.02 s	Prolog	2025-05-01 02:25:39
10	Dorothy Ammons	0.02 s	Prolog	2025-05-01 21:26:00

#	User	Runtime	Language	Date
1	Michael Wang	0.03 s	Python 2	2019-10-05 20:16:25
2	Björn Martinsson	0.03 s	Python 2	2019-10-05 21:07:23
3	Oskar Haarklou Veileborg	0.03 s	Python 2	2019-10-06 16:25:17
4	Maj Stenmark	0.03 s	Python 2	2019-10-27 17:04:48
5	Ethan Arnold	0.03 s	Python 2	2019-10-27 20:00:12
6	Mukerem Ali Nur	0.03 s	Python 2	2019-11-28 11:59:12
7	Yanmarshus Bachtiar	0.03 s	Python 2	2020-08-22 08:23:40
8	Noble Mushtak	0.04 s	Python 2	2019-10-05 20:38:38
9	Andreas Eisele	0.04 s	Python 2	2019-10-08 14:12:30
10	Lim Hong Hui Eugene	0.04 s	Python 2	2019-10-09 09:15:24

#	User	Runtime	Language	Date
1	Jake Crouch	0.02 s	Python 3	2019-10-05 20:03:36
2	Ian DeHaan	0.02 s	Python 3	2019-10-05 20:05:27
3	Tim Barry	0.02 s	Python 3	2019-10-05 20:06:44
4	Jeffrey Tang	0.02 s	Python 3	2019-10-05 20:06:52
5	Rahul Arya	0.02 s	Python 3	2019-10-05 20:07:32
6	Andy Rock	0.02 s	Python 3	2019-10-05 20:07:40
7	Yijia Yan	0.02 s	Python 3	2019-10-05 20:08:34
8	Zach Sample	0.02 s	Python 3	2019-10-05 20:09:13
9	Arav Agarwal	0.02 s	Python 3	2019-10-05 20:10:08
10	Maxwell Morehead	0.02 s	Python 3	2019-10-05 20:11:08

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Ruby	2019-12-14 22:46:39
2	Kieran Maharaj	0.05 s	Ruby	2020-06-30 12:26:57
3	Thomas Feld	0.06 s	Ruby	2023-08-21 08:59:42
4	Clement Oh	0.06 s	Ruby	2023-11-06 10:03:46

#	User	Runtime	Language	Date
1	Shulei Wang	0.04 s	TypeScript	2025-05-16 23:27:31
2	David Kozel	0.04 s	TypeScript	2026-01-17 02:04:16

#	User	Length	Language	Date
1	Chenzhang Hu	1618	Bash	2024-04-16 17:31:39

#	User	Length	Language	Date
1	Hidden user	820	C	2022-11-11 17:11:55
2	Jonathan Meystrik	822	C	2022-11-08 01:48:38
3	Bart Davenschot	906	C	2025-11-19 01:05:48
4	Aron H	909	C	2023-12-15 16:46:10
5	Tyler Mulholland	1006	C	2023-04-04 17:48:29
6	俞丞訓	1038	C	2023-02-20 13:29:36
7	Kenny Zhang	1050	C	2019-10-05 21:30:54
8	Don Chew Wei Hong	1069	C	2025-06-26 15:44:48
9	Cole Berman	1119	C	2025-10-02 04:01:00
10	Matthew Speir	1124	C	2025-10-02 02:20:55

#	User	Length	Language	Date
1	traxex	541	C#	2024-05-07 11:55:56
2	Esty Crow	978	C#	2024-07-19 20:27:26
3	Anthony Ye	1042	C#	2024-07-19 20:30:39
4	Göran Andersson	1154	C#	2022-05-17 18:44:03
5	CRISTIAN JUAN MITA ZEBALLOS	1310	C#	2025-09-19 13:59:31
6	Eric Weiss	1620	C#	2022-08-22 22:33:59
7	samvid mistry	1987	C#	2024-12-29 14:41:05
8	Chizara Anyanwu	2099	C#	2025-03-28 20:54:32
9	Shantanu Sharma	2120	C#	2025-11-03 01:45:44
10	Oscar Arrivi Garcia	2161	C#	2021-10-14 00:14:43

#	User	Length	Language	Date
1	Ben Wu	547	C++	2021-07-19 21:12:00
2	Markus Mathiasen	551	C++	2021-09-14 16:17:11
3	Adriana Gutierrez Mollo	556	C++	2025-09-19 13:47:48
4	Hyunjun Lee	560	C++	2022-10-29 19:27:12
5	Hidden user	578	C++	2023-09-18 14:16:55
6	Kelly Lu	579	C++	2021-01-25 12:56:42
7	Tyler Jones	586	C++	2023-02-11 22:40:15
8	Adrians Formanickis	598	C++	2025-12-01 18:13:15
9	Hiep Trinh	608	C++	2023-09-21 08:05:41
10	Frederick Pek	614	C++	2021-07-25 11:27:36

#	User	Length	Language	Date
1	David Cawthon	960	Common Lisp	2020-07-13 04:46:41

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	891	F#	2022-11-05 12:20:44

#	User	Length	Language	Date
1	Krzysztof Gibuła	851	Go	2022-03-27 12:59:51
2	Ian Howell	1059	Go	2019-10-15 21:10:56
3	Norbert Voelker	1219	Go	2021-01-22 22:43:55
4	Ardian Ferdianto	1439	Go	2023-11-12 04:30:55
5	Husain Satan	1519	Go	2023-11-14 14:47:28
6	Pandhu Hutomo Aditya	1867	Go	2023-11-14 12:17:29
7	Mukhlas Rosyadi	2098	Go	2023-11-13 05:22:59
8	Ade Hendra	2415	Go	2023-11-12 08:06:33

#	User	Length	Language	Date
1	Jakob Rødal Skaar	572	Haskell	2023-11-17 15:28:29
2	Joshua Coward	603	Haskell	2022-02-03 01:49:46
3	Steinar Simonnes	1008	Haskell	2024-05-14 16:11:13
4	Tim Put	1045	Haskell	2019-10-08 01:36:44
5	Brent Yorgey	1124	Haskell	2019-10-10 03:51:33
6	Shinji Koshida	1193	Haskell	2025-02-02 13:30:17
7	Rudy Matela	1268	Haskell	2024-04-24 11:51:39
8	Hidden user	11369	Haskell	2019-11-04 12:07:15

#	User	Length	Language	Date
1	Andrew Eveld	727	Java	2019-10-10 04:33:31
2	Le Minh Hoang	829	Java	2024-10-01 14:45:57
3	Hidden user	837	Java	2019-10-06 18:47:04
4	Natalie Longtin	842	Java	2019-10-05 20:27:07
5	Daniel West	842	Java	2019-10-05 20:57:42
6	Chonglun Chen	844	Java	2019-10-11 02:48:33
7	Hidden user	845	Java	2019-10-05 20:54:09
8	Rf Schmiermann	845	Java	2019-10-11 10:33:30
9	Sameer Puri	852	Java	2019-10-05 20:31:16
10	Thomas King	863	Java	2019-10-08 00:40:59

#	User	Length	Language	Date
1	Hidden user	1285	JavaScript (Node.js)	2020-12-31 16:37:30
2	Faza Rida	2105	JavaScript (Node.js)	2023-11-14 17:42:25
3	Anton J Olsson	2339	JavaScript (Node.js)	2022-04-17 04:17:51

#	User	Length	Language	Date
1	Jimmy Gustafsson	235	JavaScript (SpiderMonkey)	2025-07-11 18:04:01
2	Bjørn Chr. Soltvedt	520	JavaScript (SpiderMonkey)	2019-10-28 22:32:32
3	Christian Pilegaard Cederquist	1073	JavaScript (SpiderMonkey)	2023-02-08 12:06:10

#	User	Length	Language	Date
1	Danny Robinson	183	Julia	2023-06-23 22:57:05
2	Timothy Gaede	642	Julia	2025-04-06 07:11:33

#	User	Length	Language	Date
1	Min-Zheng Shieh	505	Kotlin	2021-03-17 13:27:25
2	Adam Koprowski	599	Kotlin	2020-08-24 17:57:11
3	Bobby Chien	635	Kotlin	2021-04-06 16:30:56
4	Eloy Hernández	943	Kotlin	2021-10-11 21:43:16
5	Jacob Huebner	949	Kotlin	2022-02-01 20:45:39
6	Troy Warmboe	983	Kotlin	2023-04-14 23:54:22
7	Ryan Berger	984	Kotlin	2019-10-25 16:14:31
8	Arnav Sastry	1027	Kotlin	2019-10-13 17:53:17
9	Adam Rankin	1095	Kotlin	2023-05-11 00:18:53
10	Sam Keyser	1154	Kotlin	2022-10-22 00:51:35

#	User	Length	Language	Date
1	Dmitri Nehajev	1142	Lua	2025-02-26 00:12:45

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1316	Pascal	2021-12-29 20:13:55

#	User	Length	Language	Date
1	Tommy Chamberlain	1359	Prolog	2025-05-03 00:49:46
2	Sandesh Ambadas More	1471	Prolog	2025-05-10 12:49:40
3	Joseph Brian Hilte Jr.	1517	Prolog	2025-04-23 01:13:16
4	Nicolas Rincon-Speranza	1557	Prolog	2025-05-02 20:08:15
5	Santi Raigoza	1609	Prolog	2025-05-01 02:25:39
6	Victor Tumbiolo	1663	Prolog	2025-05-01 02:18:02
7	Nicholas Shenk	1682	Prolog	2025-05-03 04:30:43
8	Hidden user	1910	Prolog	2025-04-29 19:32:55
9	Enrique Obregon	1956	Prolog	2025-04-29 15:32:41
10	Hidden user	1969	Prolog	2025-04-29 22:32:56

#	User	Length	Language	Date
1	Thomas Feld	300	Python 2	2019-10-30 16:14:11
2	Lim Hong Hui Eugene	373	Python 2	2019-10-09 09:15:24
3	Andreas Eisele	402	Python 2	2019-10-08 14:56:30
4	Jesper Öqvist	411	Python 2	2019-10-31 14:34:31
5	Oskar Haarklou Veileborg	419	Python 2	2019-10-06 16:25:17
6	Björn Martinsson	449	Python 2	2019-10-05 21:07:23
7	Ethan Arnold	489	Python 2	2019-10-27 20:00:12
8	Andreas Björklund	497	Python 2	2019-10-05 23:19:32
9	Michael Wang	512	Python 2	2019-10-05 20:16:25
10	Maj Stenmark	531	Python 2	2019-10-27 17:04:48

#	User	Length	Language	Date
1	Avery	197	Python 3	2025-07-18 00:56:22
2	Ahmed Chamseddine	228	Python 3	2024-08-20 15:28:16
3	Thibault Raffaillac	289	Python 3	2024-08-03 12:29:33
4	Hidden user	301	Python 3	2021-06-10 13:12:08
5	Alexandre Charland	304	Python 3	2025-07-04 18:07:58
6	Qianlang Chen	311	Python 3	2021-02-11 20:28:45
7	Daniel Bogorad	318	Python 3	2025-10-09 03:28:11
8	David Joy	350	Python 3	2022-02-03 02:13:43
9	Tai Tze Kin	354	Python 3	2024-05-07 13:29:27
10	Hidden user	362	Python 3	2020-05-09 15:18:04

#	User	Length	Language	Date
1	Thomas Feld	111	Ruby	2023-08-21 09:19:00
2	Clement Oh	302	Ruby	2023-11-06 10:03:46
3	Hidden user	426	Ruby	2019-12-14 22:46:39
4	Kieran Maharaj	736	Ruby	2020-06-30 12:26:57

#	User	Length	Language	Date
1	Sherman Chann Zhi Shen	788	Rust	2021-09-22 09:38:46
2	ANDRES MONTAÑO FRIAS	1038	Rust	2025-09-21 05:31:43
3	David Rasch	1083	Rust	2020-08-06 16:45:37
4	Bas Dirks	1168	Rust	2022-03-30 18:42:42
5	Isak Jägberg	1274	Rust	2025-05-06 22:33:28
6	Øyvind Almli	1435	Rust	2023-01-03 13:31:54
7	Jhon Deymar Gutierrez Hinojosa	1600	Rust	2025-09-19 13:58:24
8	Eric Pinter	1812	Rust	2022-05-27 03:19:46
9	Reis Faar	1860	Rust	2023-06-10 16:28:20
10	Calvin C Ophoff	1866	Rust	2025-09-13 20:12:55

#	User	Length	Language	Date
1	David Kozel	1000	TypeScript	2026-01-17 02:04:16
2	Shulei Wang	1383	TypeScript	2025-05-16 23:27:31

Solution running time distribution