Problem G
Inverse Factorial — Problem Statistics

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Submissions	13301
Accepted submissions	2747
Submission ratio	20.65%
Authors	3163
Full solves [?]	1851
Full solve Ratio	58.52%

#	User	Runtime	Language	Date
1	Max NC	0.02 s	APL	2023-09-08 21:45:48

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.09 s	Bash	2024-04-16 14:34:36

#	User	Runtime	Language	Date
1	Lin Lee	0.00 s	C	2021-05-23 02:00:39
2	Sebastian Miles	0.00 s	C	2022-10-11 11:26:19
3	Isaac Saffold	0.00 s	C	2023-06-03 13:31:01
4	Mirel Cosulschi	0.00 s	C	2024-11-22 12:34:58
5	Yilun Yao	0.01 s	C	2016-09-24 20:10:28
6	Steve Baker	0.01 s	C	2016-09-24 20:47:02
7	Feliho S. J. Kèfil	0.01 s	C	2016-09-30 20:49:26
8	Gbaguidi E. Hugues	0.01 s	C	2016-10-01 05:24:46
9	Adam Evans	0.01 s	C	2016-10-04 12:43:42
10	Hidden user	0.01 s	C	2016-12-22 11:21:54

#	User	Runtime	Language	Date
1	Talgat Yegizbayev	0.03 s	C#	2016-09-24 20:37:57
2	Ilia Volkov	0.03 s	C#	2016-10-30 08:46:18
3	Klas af Geijerstam	0.03 s	C#	2017-04-10 19:36:45
4	Max Nylander	0.03 s	C#	2017-04-10 19:43:11
5	Þorsteinn Þorvaldsson	0.03 s	C#	2017-06-07 22:08:11
6	Armin Krauss	0.03 s	C#	2018-11-09 10:44:38
7	Soujatya Sanyal	0.03 s	C#	2019-02-10 20:33:50
8	Nicholas Sippley	0.03 s	C#	2019-06-12 00:12:21
9	Patrik Sjölin	0.03 s	C#	2019-07-04 11:32:18
10	Jasmin Baniya	0.03 s	C#	2020-04-26 22:03:28

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	Common Lisp	2019-06-22 02:54:21

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.08 s	F#	2023-08-29 17:04:08

#	User	Runtime	Language	Date
1	Nathan Lee	0.01 s	Go	2025-11-17 23:27:27
2	Eidan Cohen	0.02 s	Go	2023-01-05 18:27:38
3	Norbert Voelker	0.02 s	Go	2023-03-25 23:44:13
4	Peter Elliott	0.08 s	Go	2019-06-13 04:16:59
5	Hidden user	0.08 s	Go	2022-01-29 06:33:40

#	User	Runtime	Language	Date
1	Tim Put	0.00 s	Haskell	2019-09-14 21:33:49
2	Juan Miguel Vilar	0.01 s	Haskell	2024-06-23 14:28:10
3	Martin Jackson	0.02 s	Haskell	2017-05-08 15:59:33
4	amund lindberg	0.03 s	Haskell	2019-05-21 23:02:51
5	Esther Chong	0.12 s	Haskell	2019-01-29 07:39:58
6	Hidden user	0.13 s	Haskell	2018-10-10 22:02:16
7	Yifeng Pan	0.13 s	Haskell	2019-08-22 11:48:36
8	Johan Meier	0.14 s	Haskell	2017-01-11 22:09:31
9	Olle Eriksson	0.14 s	Haskell	2017-12-08 16:15:08
10	Leslie Yip	0.14 s	Haskell	2022-10-12 13:26:10

#	User	Runtime	Language	Date
1	John Roush	0.05 s	Java	2016-09-25 06:34:26
2	Sven Rönnbäck	0.08 s	Java	2021-11-24 17:24:23
3	Charley Sheaffer	0.09 s	Java	2016-09-29 14:44:47
4	Melvin Tan Jun Keong	0.09 s	Java	2017-03-15 22:01:08
5	Mehdi Ichou	0.09 s	Java	2017-03-28 20:35:26
6	Max Holmberg	0.09 s	Java	2017-04-14 17:25:30
7	Nguyễn Hùng Cường	0.09 s	Java	2018-09-28 07:24:45
8	Nathan Vance	0.10 s	Java	2016-09-24 18:45:46
9	Matthew Worley	0.10 s	Java	2016-09-24 18:57:31
10	Arup Ratan Guha	0.10 s	Java	2016-10-10 19:31:23

#	User	Runtime	Language	Date
1	Eugene Lim	0.02 s	JavaScript (SpiderMonkey)	2017-08-31 09:19:07
2	Nguyễn Mạnh Phúc	0.03 s	JavaScript (SpiderMonkey)	2018-09-27 08:27:08
3	Bernard Perrin	0.04 s	JavaScript (SpiderMonkey)	2019-05-17 08:47:28
4	Bjørn Chr. Soltvedt	0.04 s	JavaScript (SpiderMonkey)	2019-07-09 12:18:58
5	Christian Pilegaard Cederquist	0.10 s	JavaScript (SpiderMonkey)	2023-02-13 14:44:41

#	User	Runtime	Language	Date
1	Hidden user	0.32 s	Julia	2025-03-25 16:42:05
2	Timothy Gaede	0.93 s	Julia	2024-07-02 10:27:21

#	User	Runtime	Language	Date
1	Jacob Huebner	0.20 s	Kotlin	2022-01-14 19:44:38
2	Adam Rankin	0.30 s	Kotlin	2023-09-14 19:17:52
3	Phường Lên	0.36 s	Kotlin	2020-03-03 06:15:38
4	Hidden user	0.36 s	Kotlin	2020-03-03 11:09:51
5	Adam Koprowski	0.36 s	Kotlin	2021-05-05 09:23:14
6	Danny Mittal	0.36 s	Kotlin	2022-09-14 03:07:45
7	Ivan Costa	0.43 s	Kotlin	2019-05-31 20:57:31
8	Jonathan Soo	0.45 s	Kotlin	2019-07-20 14:09:05

#	User	Runtime	Language	Date
1	Gonçalo Caselhos	0.02 s	Odin	2025-07-31 21:47:56

#	User	Runtime	Language	Date
1	Ali Pandidan	0.02 s	PHP	2017-02-26 21:04:16

#	User	Runtime	Language	Date
1	Jamie Simon	0.03 s	Python 2	2016-09-24 19:20:10
2	Michael Laszlo	0.03 s	Python 2	2016-09-24 19:30:42
3	Ethan Arnold	0.03 s	Python 2	2017-10-04 01:44:29
4	Nicolas Valdiviezo	0.03 s	Python 2	2017-10-19 03:41:28
5	Nathan Leake	0.03 s	Python 2	2018-11-05 05:21:40
6	Anton van Es	0.03 s	Python 2	2018-11-10 22:26:59
7	Thomas Feld	0.03 s	Python 2	2019-08-27 11:49:29
8	Christian Mattsson	0.03 s	Python 2	2022-09-25 03:32:25
9	Bjarki Ágúst Guðmundsson	0.04 s	Python 2	2016-09-24 01:02:40
10	Lewin Gan	0.04 s	Python 2	2016-09-24 16:43:55

#	User	Runtime	Language	Date
1	Alex Damian	0.02 s	Python 3	2016-09-24 17:04:39
2	Sam Henry	0.02 s	Python 3	2016-09-24 17:54:22
3	Kyle June	0.02 s	Python 3	2016-09-25 23:51:27
4	Nathan Collins	0.02 s	Python 3	2016-09-27 20:01:23
5	Aonghus Lawlor	0.02 s	Python 3	2016-11-07 13:19:57
6	Yang Li	0.02 s	Python 3	2018-05-06 17:27:54
7	Brenten Canfield	0.02 s	Python 3	2019-02-05 01:12:23
8	Prateek Bhakta	0.02 s	Python 3	2019-02-28 23:12:27
9	Yassine Touri	0.02 s	Python 3	2019-04-03 10:06:47
10	Alexei Fedotov	0.02 s	Python 3	2019-07-04 09:05:46

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-02-01 11:29:29
2	Hidden user	0.07 s	Ruby	2018-10-10 21:32:13
3	Terrence Naldoza	0.08 s	Ruby	2024-12-05 07:27:55
4	Will Killian	0.09 s	Ruby	2025-09-24 20:42:31
5	Vishal Mohanty	0.19 s	Ruby	2024-03-08 13:40:11

#	User	Runtime	Language	Date
1	Ole Johan Walderhaug	0.00 s	Rust	2020-12-17 23:27:43
2	Vincent Lagerros	0.00 s	Rust	2024-05-16 18:26:39
3	Joe Blower	0.00 s	Rust	2025-12-16 02:29:33
4	Stian Soltvedt	0.01 s	Rust	2019-05-16 17:10:13
5	Mathias Svensson	0.01 s	Rust	2019-10-24 08:51:46
6	Hidden user	0.01 s	Rust	2019-11-28 20:38:25
7	Albert Rise Nielsen	0.01 s	Rust	2020-11-15 01:37:53
8	Eric Pinter	0.01 s	Rust	2022-05-06 01:39:50
9	Yoeri Otten	0.01 s	Rust	2022-05-08 20:56:10
10	Artur Khuziakhmetov	0.01 s	Rust	2025-01-25 13:16:08

#	User	Length	Language	Date
1	Max NC	131	APL	2023-09-08 22:50:02

#	User	Length	Language	Date
1	Chenzhang Hu	1560	Bash	2024-04-16 14:34:36

#	User	Length	Language	Date
1	Sebastian Miles	97	C	2022-10-11 13:07:52
2	Adam Evans	563	C	2016-10-04 12:43:42
3	Bengt Werstén	572	C	2017-07-08 16:02:24
4	Steve Baker	610	C	2016-09-24 20:47:02
5	Nora Hobæk Hovland	620	C	2019-07-04 19:50:24
6	Hidden user	640	C	2016-12-22 11:21:54
7	Gustav Hedengran	640	C	2016-12-22 11:23:40
8	Hidden user	640	C	2016-12-22 17:02:36
9	Jared Blase Sy	644	C	2021-04-26 21:41:36
10	Fernanda Nascimento	658	C	2022-12-05 02:07:37

#	User	Length	Language	Date
1	traxex	472	C#	2024-05-27 15:56:48
2	Armin Krauss	655	C#	2018-11-09 10:52:27
3	Brian Scott	714	C#	2017-09-28 04:32:30
4	Talgat Yegizbayev	795	C#	2016-09-24 20:37:57
5	Patrik Sjölin	859	C#	2019-07-04 11:32:18
6	Nicholas Sippley	884	C#	2019-06-12 00:12:21
7	Klas af Geijerstam	968	C#	2017-04-10 19:36:45
8	Ludwig Gehlsdorf	985	C#	2020-08-31 10:03:20
9	Frederik Rothe	1058	C#	2021-09-24 11:32:23
10	Jasmin Baniya	1172	C#	2020-04-26 22:03:28

#	User	Length	Language	Date
1	Peter Jin	178	C++	2023-03-21 20:40:56
2	Russell Ng	221	C++	2024-03-08 04:40:27
3	Frans Meulenbroeks	257	C++	2025-05-01 13:48:12
4	Erik Adebahr	282	C++	2026-02-22 16:41:09
5	Nguyễn Huy Cường	290	C++	2022-10-22 23:00:37
6	Dua Arshad	290	C++	2025-01-07 16:30:51
7	Shariq Naiyer	306	C++	2022-05-13 09:43:29
8	Mohsen Hosseinpoorazar	306	C++	2022-09-15 04:55:44
9	Falah	306	C++	2023-05-28 11:34:28
10	Ali Muhammad Asad	306	C++	2023-07-31 18:12:16

#	User	Length	Language	Date
1	Hidden user	634	Common Lisp	2019-06-22 02:54:21

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	708	F#	2023-08-29 17:04:08

#	User	Length	Language	Date
1	Peter Elliott	722	Go	2019-06-13 04:16:59
2	Hidden user	816	Go	2022-01-29 06:33:40
3	Nathan Lee	822	Go	2025-11-17 23:27:27
4	Eidan Cohen	1072	Go	2023-01-05 18:27:38
5	Norbert Voelker	1207	Go	2023-03-25 23:15:48

#	User	Length	Language	Date
1	Paul Wild	300	Haskell	2018-05-16 15:04:04
2	Hidden user	392	Haskell	2018-10-10 21:56:20
3	Tim Put	464	Haskell	2019-09-13 23:30:20
4	Olle Eriksson	533	Haskell	2017-12-08 16:15:08
5	Leslie Yip	549	Haskell	2022-10-12 13:26:10
6	Johan Meier	621	Haskell	2017-01-11 22:09:31
7	amund lindberg	625	Haskell	2019-05-07 18:33:39
8	Juan Miguel Vilar	672	Haskell	2024-06-23 14:28:10
9	Morten Lohne	710	Haskell	2017-10-24 23:11:41
10	Martin Jackson	787	Haskell	2017-05-07 21:37:36

#	User	Length	Language	Date
1	Shivam Dutt	474	Java	2016-09-24 17:43:16
2	Catalina T Ionescu	518	Java	2016-10-18 22:50:45
3	Caleb Clark	520	Java	2017-09-23 21:42:17
4	Hidden user	526	Java	2020-06-09 15:09:39
5	Jesse Ventura	537	Java	2016-09-24 19:18:22
6	Alex Coleman	539	Java	2016-10-10 19:15:52
7	Markus Bao	558	Java	2024-10-23 01:13:20
8	Andy Rock	565	Java	2016-09-24 17:26:49
9	Brennan Cleland	566	Java	2023-01-22 01:49:11
10	Samuel Klingström	575	Java	2017-03-31 22:27:32

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	208	JavaScript (SpiderMonkey)	2023-02-13 14:44:41
2	Nguyễn Mạnh Phúc	397	JavaScript (SpiderMonkey)	2018-09-27 08:27:08
3	Bjørn Chr. Soltvedt	414	JavaScript (SpiderMonkey)	2019-07-16 09:36:52
4	Bernard Perrin	424	JavaScript (SpiderMonkey)	2019-05-17 08:47:28
5	Eugene Lim	827	JavaScript (SpiderMonkey)	2017-08-31 09:19:07

#	User	Length	Language	Date
1	Hidden user	274	Julia	2025-03-25 16:42:05
2	Timothy Gaede	1388	Julia	2024-07-02 10:27:21

#	User	Length	Language	Date
1	Hidden user	582	Kotlin	2020-03-03 11:09:51
2	Phường Lên	597	Kotlin	2020-03-03 06:15:38
3	Adam Koprowski	668	Kotlin	2021-05-05 09:23:14
4	Jacob Huebner	673	Kotlin	2022-01-14 19:41:43
5	Adam Rankin	688	Kotlin	2023-09-14 19:17:52
6	Danny Mittal	700	Kotlin	2022-09-14 03:07:45
7	Ivan Costa	747	Kotlin	2019-05-31 20:57:31
8	Jonathan Soo	1187	Kotlin	2019-07-20 14:09:05

#	User	Length	Language	Date
1	Gonçalo Caselhos	1374	Odin	2025-07-31 21:47:56

#	User	Length	Language	Date
1	Ali Pandidan	350	PHP	2017-02-26 21:04:16

#	User	Length	Language	Date
1	Christian Mattsson	141	Python 2	2022-09-25 03:32:25
2	Alex Dai	155	Python 2	2016-09-24 18:52:13
3	Wen Li Looi	224	Python 2	2016-09-24 19:01:37
4	Matt Bonsall	251	Python 2	2016-11-01 15:06:29
5	Thomas Feld	257	Python 2	2019-08-27 11:49:29
6	Zebediah Figura	264	Python 2	2016-09-24 18:48:35
7	David Nilsson	269	Python 2	2019-03-19 18:01:26
8	Justin Su	270	Python 2	2019-10-03 13:11:52
9	Vifill Sverrisson	273	Python 2	2018-10-02 23:50:53
10	Kuan Wei Heng	277	Python 2	2017-09-28 02:58:29

#	User	Length	Language	Date
1	Vishal Mohanty	82	Python 3	2024-03-08 13:25:36
2	Christian Mattsson	85	Python 3	2022-10-11 04:09:51
3	Marshall D Feng	85	Python 3	2025-09-23 21:37:12
4	Will Killian	85	Python 3	2025-09-24 01:24:44
5	Gustav Kalander	96	Python 3	2022-10-10 23:44:59
6	Sebastian Miles	98	Python 3	2022-10-10 23:50:17
7	Ole Vik Lysne	100	Python 3	2025-05-23 12:25:10
8	Guk Yi Siong	111	Python 3	2024-01-29 16:36:06
9	Russell Ng	111	Python 3	2024-03-08 04:37:58
10	Hao Ye	112	Python 3	2024-04-10 16:12:38

#	User	Length	Language	Date
1	Vishal Mohanty	70	Ruby	2024-03-08 14:37:11
2	Thomas Feld	72	Ruby	2023-02-16 07:44:18
3	Will Killian	73	Ruby	2025-09-24 20:42:31
4	Hidden user	244	Ruby	2018-10-10 21:32:13
5	Terrence Naldoza	667	Ruby	2024-11-26 00:18:57

#	User	Length	Language	Date
1	Artur Khuziakhmetov	520	Rust	2025-01-25 13:16:08
2	Vincent Lagerros	560	Rust	2024-05-16 18:15:27
3	Mathias Svensson	646	Rust	2019-10-24 08:51:46
4	Albert Rise Nielsen	861	Rust	2020-11-15 01:37:53
5	Hidden user	1005	Rust	2019-11-28 21:08:09
6	Stian Soltvedt	1031	Rust	2019-05-16 17:10:13
7	Benjamin Kaufmann	1369	Rust	2019-06-12 08:07:36
8	Eric Pinter	1396	Rust	2022-05-06 01:39:50
9	Mckinley Xie	1462	Rust	2025-04-20 05:54:23
10	Hidden user	1724	Rust	2025-11-22 16:38:42

Solution running time distribution