Problem A
Last Factorial Digit

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Problem statistics

Submissions	25555
Accepted submissions	14198
Submission ratio	55.56%
Authors	13254
Accepted authors	12681
Author ratio	95.68%

#	User	Runtime	Date
1	Jimmy	0.00 s	2024-07-05 12:22:57

#	User	Runtime	Date
1	Sam Keyser	0.01 s	2023-07-29 18:52:54
2	Thomas Feld	0.01 s	2023-07-31 14:53:40
3	Mitchell Johnstone	0.01 s	2023-08-03 18:05:38
4	Max NC	0.01 s	2023-09-09 21:52:24

#	User	Runtime	Date
1	Chenzhang Hu	0.01 s	2023-09-06 16:56:08
2	Thomas Feld	0.01 s	2023-09-11 14:07:50
3	Danny Robinson	0.01 s	2023-09-12 04:13:28
4	Frans Meulenbroeks	0.02 s	2024-08-22 12:24:32

#	User	Runtime	Date
1	Armin Krauss	0.02 s	2018-11-11 09:58:40
2	Andreas Granberg	0.02 s	2018-11-12 13:47:06
3	Benjamin Bilbeau	0.02 s	2018-11-12 18:44:46
4	Osore Watashi	0.02 s	2018-11-13 22:47:44
5	Aram Bughdaryan	0.02 s	2018-11-17 22:58:08
6	Blake Nedved	0.02 s	2018-11-19 22:41:57
7	Jens- Ole Andersen	0.02 s	2018-11-20 14:07:30
8	Hidden user	0.02 s	2018-11-22 18:54:28
9	asger bang pedersen	0.02 s	2018-11-26 18:41:04
10	Martin Wallgren	0.02 s	2018-11-27 12:00:23

#	User	Runtime	Date
1	Adam Mrozek	0.00 s	2022-11-23 20:21:26

#	User	Runtime	Date
1	Dmytro Bihniak	0.01 s	2019-08-08 10:26:30
2	John Dandy	0.01 s	2020-01-24 20:04:57
3	wibi	0.01 s	2020-08-19 07:35:35
4	Joshua Mathews	0.01 s	2020-09-04 00:41:45
5	Zarthur	0.01 s	2021-04-08 19:27:54
6	Ralf Jonas	0.01 s	2023-09-07 13:48:04
7	yraten	0.01 s	2024-04-15 04:08:06
8	Steve Losh	0.02 s	2018-12-22 01:26:16
9	Mohideen Imran Khan	0.02 s	2018-12-23 06:05:09
10	Hidden user	0.02 s	2019-01-02 06:30:42

#	User	Runtime	Date
1	Christoforos Pantazi	0.01 s	2023-09-11 15:28:29

#	User	Runtime	Date
1	Christoffer Nissen	0.02 s	2019-12-22 21:50:02
2	Emil Jessen	0.02 s	2020-09-19 22:27:51
3	Uffe Dalgas	0.04 s	2020-09-20 21:01:32
4	Jacob Harris Cryer Kragh	0.04 s	2022-05-26 15:45:23
5	Stefan Schmiedl	0.05 s	2024-08-20 20:35:26
6	Elias Smedegaard	0.08 s	2023-11-16 01:29:45

#	User	Runtime	Date
1	Diego Saldias	0.00 s	2023-10-27 16:33:36
2	Hannes Kristján Hannesson	0.01 s	2019-02-03 00:29:23
3	Neal McCarthy	0.01 s	2019-04-08 21:46:13
4	Flaviu Vadan	0.01 s	2020-04-30 04:54:11
5	Pörös Dávid	0.02 s	2018-12-14 09:23:34
6	Chip Lynch	0.02 s	2018-12-22 20:05:13
7	Markus Takalo	0.02 s	2019-04-11 21:55:37
8	Jacob Alzén	0.02 s	2019-05-25 11:10:29
9	Jacob Pine	0.02 s	2019-09-28 01:36:57
10	John Dewey	0.02 s	2020-05-20 08:49:10

#	User	Runtime	Date
1	Markus Bao	0.04 s	2024-08-08 02:53:15
2	Kyle Kelly	0.05 s	2018-11-11 04:13:47
3	José Vander Meulen	0.05 s	2018-11-11 07:44:08
4	Gustaf Gunér	0.05 s	2018-11-11 16:05:09
5	Love Engman	0.05 s	2018-11-11 16:54:36
6	Stela Palii	0.05 s	2018-11-11 20:44:02
7	Ivan Thrysøe	0.05 s	2018-11-11 20:55:22
8	John Ladera	0.05 s	2018-11-12 05:34:58
9	Shakeel Samsudeen	0.05 s	2018-11-14 02:19:21
10	Morgan K Bender	0.05 s	2018-11-14 17:03:57

#	User	Runtime	Date
1	Christopher Churchwell	0.04 s	2023-11-24 16:12:38
2	Hidden user	0.04 s	2024-08-22 01:28:44
3	Carl Sundvall	0.05 s	2018-11-11 10:10:43
4	Chyld Medford	0.05 s	2018-11-19 12:05:55
5	Josephine Kwa	0.05 s	2018-11-23 15:46:48
6	Hidden user	0.05 s	2018-11-26 12:07:16
7	Dario Delle Donne	0.05 s	2018-12-16 22:59:50
8	Anh Lâm	0.05 s	2019-01-12 04:54:53
9	My Phuong Le	0.05 s	2019-01-12 07:29:06
10	Juhani Riisiö	0.05 s	2019-01-12 17:43:29

#	User	Runtime	Date
1	Bjørn Chr. Soltvedt	0.02 s	2018-11-11 18:10:24
2	Geir Magne Karlsen	0.02 s	2018-11-16 12:37:42
3	Andrea Bianchessi	0.02 s	2018-12-04 16:37:06
4	Jeremy Loh	0.02 s	2019-01-04 13:43:46
5	Bernard Perrin	0.02 s	2019-01-10 21:18:56
6	Luk Ming Kit	0.02 s	2019-01-23 05:39:20
7	Zachary DeStefano	0.02 s	2019-02-10 17:19:56
8	Casey Smith	0.02 s	2019-02-12 22:05:08
9	Peter Menyes	0.02 s	2019-03-03 21:21:26
10	Davíð Helgason	0.02 s	2019-06-19 17:58:09

#	User	Runtime	Date
1	Timothy Gaede	0.51 s	2024-03-18 08:02:20
2	Danny Robinson	0.54 s	2023-06-21 03:01:19

#	User	Runtime	Date
1	Albert Pala	0.11 s	2021-05-25 15:09:53
2	Hidden user	0.14 s	2019-12-19 22:57:12
3	Jeffrey Paone	0.15 s	2018-11-28 22:28:39
4	Ola Sundell	0.16 s	2018-12-03 11:02:01
5	Bradley Richards	0.16 s	2023-03-16 14:27:04
6	Ivo Heberle	0.16 s	2023-04-18 15:29:09
7	Yang Tang	0.16 s	2023-06-18 06:43:55
8	Jonas Hedin	0.17 s	2018-12-01 17:58:07
9	Dayan Ruben Gonzalez	0.17 s	2020-10-08 05:28:25
10	Maria Mihai	0.17 s	2021-06-21 20:52:32

#	User	Runtime	Date
1	Zeheng Li	0.00 s	2023-12-13 00:38:26

#	User	Runtime	Date
1	Lars Åström	0.00 s	2020-03-16 16:12:56
2	Lim Li	0.00 s	2021-05-14 16:19:09
3	sshz	0.00 s	2023-07-19 01:07:55

#	User	Runtime	Date
1	Ingemar Ragnemalm	0.00 s	2018-11-13 17:29:51
2	Magnus Ragnemalm	0.00 s	2019-08-25 20:47:13
3	5C24 Ng Shing Cheong 5C24 吳成昌	0.00 s	2020-02-07 05:47:19
4	Chan Hok To	0.00 s	2020-02-11 16:33:00
5	陳昱諺4B01 Chan Cory Yuk Yin	0.00 s	2020-02-14 00:29:43
6	Khoa Ngô	0.00 s	2021-02-13 05:27:26
7	David Connolly	0.00 s	2021-10-06 12:43:27

#	User	Runtime	Date
1	Saito Ta	0.00 s	2024-03-28 08:38:58

#	User	Runtime	Date
1	Sandris Cirulis	0.01 s	2019-01-21 13:31:36
2	Salvis	0.01 s	2019-01-23 13:04:03
3	LordWeedlle	0.01 s	2019-02-26 22:34:39
4	Hidden user	0.01 s	2019-03-27 09:58:34
5	Petr Trofimov	0.01 s	2019-06-14 07:34:37
6	Jonas Lindenskov Nielsen	0.01 s	2019-09-14 13:54:38
7	Helbin Grégory	0.01 s	2019-12-22 14:14:21
8	Hidden user	0.01 s	2019-12-22 23:06:23
9	Thomas Marty	0.01 s	2021-01-23 20:53:14
10	Renate	0.01 s	2021-03-27 02:35:07

#	User	Runtime	Date
1	Andriy Zyevakov	0.01 s	2018-11-12 11:30:04
2	Oskar Strömberg	0.01 s	2018-11-21 19:18:36
3	Hakan Kjellerstrand	0.02 s	2023-01-23 17:17:19

#	User	Runtime	Date
1	Jeffrey Huang	0.02 s	2018-11-10 19:42:21
2	Justus Karlsson	0.02 s	2018-11-10 19:57:51
3	Kasra Ghodsi	0.02 s	2018-11-10 20:07:53
4	Angus Lothian	0.02 s	2018-11-10 20:18:38
5	Johan Wind	0.02 s	2018-11-11 01:15:31
6	Ram Basnet	0.02 s	2018-11-11 01:23:42
7	Travis MacDonald	0.02 s	2018-11-11 02:09:40
8	Bjørn Dons	0.02 s	2018-11-11 02:19:46
9	Yingxu Mu	0.02 s	2018-11-11 02:48:37
10	Jose Magana	0.02 s	2018-11-11 04:12:48

#	User	Runtime	Date
1	Caleb Harmon	0.04 s	2018-11-13 02:49:29
2	Miorel Palii	0.04 s	2018-12-30 03:07:43
3	Johan Wentholt	0.04 s	2019-01-03 13:50:39
4	Abelone S. Ritz	0.04 s	2019-02-06 10:37:41
5	Mark Donald Amobi	0.04 s	2019-02-11 00:59:54
6	Hidden user	0.04 s	2019-02-14 14:25:27
7	Davi Guimarães Leite	0.04 s	2019-02-19 15:50:48
8	Sergei Demianenko	0.04 s	2019-02-19 17:37:27
9	Oleg Smelov	0.04 s	2019-02-23 21:20:10
10	Victor Souza	0.04 s	2019-04-02 20:56:09

#	User	Runtime	Date
1	Danial Haseeb	0.00 s	2023-10-08 09:21:22

#	User	Length	Date
1	Jimmy	562	2024-07-05 12:22:57

#	User	Length	Date
1	Thomas Feld	23	2023-07-31 16:10:39
2	Mitchell Johnstone	23	2023-08-03 18:05:38
3	Max NC	23	2023-09-09 21:52:24
4	Sam Keyser	31	2023-07-29 18:52:54

#	User	Length	Date
1	Chenzhang Hu	5	2024-02-03 10:22:07
2	Thomas Feld	8	2023-09-11 14:07:50
3	Danny Robinson	36	2023-09-12 04:13:28
4	Frans Meulenbroeks	71	2024-08-22 12:24:32

#	User	Length	Date
1	Benjamin Iserman	82	2023-04-17 23:41:41
2	Martin Blom	92	2023-09-17 17:35:00
3	Sawyer Frie	106	2023-04-01 20:32:26
4	Hidden user	168	2019-01-09 17:29:57
5	Mustapha Slimani	175	2020-04-23 18:44:34
6	Dung Thanh Loc (K17 CT)	177	2022-07-23 02:12:51
7	Doan Vo Quoc Thai (K17 CT)	177	2022-07-23 05:00:56
8	To Do Hong Y (K17_CT)	177	2022-10-01 15:23:45
9	Doan Thanh Phuc (K17 CT)	177	2022-10-01 15:27:27
10	Nguyen Tan Phat (K18 CT)	177	2023-08-12 08:22:40

#	User	Length	Date
1	Esty Crow	280	2022-10-01 05:24:42
2	Victor Toby Rubio	313	2021-08-06 08:30:52
3	Lawrence Ye	324	2024-04-26 18:59:50
4	Marek Bina	337	2019-02-15 18:54:09
5	Wesley William Gordon	337	2019-05-22 08:47:45
6	Anthony Ye	341	2022-11-20 15:58:51
7	ztrunks	342	2022-10-02 15:46:50
8	Josenildo Silva	356	2019-01-04 02:34:40
9	Matilda V Mjd	358	2021-04-23 16:52:00
10	Amit kapoor	361	2024-09-05 19:42:39

#	User	Length	Date
1	Christopher Chalmers	113	2024-04-10 02:51:58
2	Anders Mouanga	117	2023-08-25 22:24:50
3	Jordan A Hopkins	120	2023-07-25 15:02:27
4	OwO	147	2021-01-25 17:16:54
5	Khawla Hbiech	153	2019-02-17 20:20:09
6	Mohamed Bendaoud	167	2019-02-11 20:37:49
7	Qolby Anshory	175	2020-09-20 16:07:25
8	Đậu Huy Minh	176	2021-10-22 05:37:22
9	Finni M.	177	2020-03-31 23:25:51
10	Huynh Nguyen Bao (K17 CT)	177	2022-10-01 14:57:48

#	User	Length	Date
1	Adam Mrozek	1259	2022-11-23 20:21:26

#	User	Length	Date
1	Mohideen Imran Khan	129	2018-12-23 06:05:09
2	Hidden user	168	2019-05-21 09:03:36
3	Ralf Jonas	173	2023-09-07 13:48:04
4	yraten	179	2024-04-15 04:08:06
5	Dmytro Bihniak	182	2019-08-08 10:26:30
6	David Cawthon	182	2019-04-09 03:19:06
7	wibi	188	2020-08-19 07:35:35
8	Zarthur	197	2021-04-08 19:27:54
9	John Dandy	222	2020-01-24 20:04:57
10	Steve Losh	229	2018-12-22 01:26:16

#	User	Length	Date
1	Christoforos Pantazi	511	2023-09-11 15:28:29

#	User	Length	Date
1	Stefan Schmiedl	203	2024-08-20 20:35:26
2	Uffe Dalgas	284	2020-09-20 21:01:32
3	Jacob Harris Cryer Kragh	305	2022-05-26 15:45:23
4	Elias Smedegaard	509	2023-11-16 01:29:45
5	Christoffer Nissen	741	2019-12-22 21:50:02
6	Emil Jessen	1156	2020-09-19 22:27:51

#	User	Length	Date
1	Adamos Ttofari	215	2019-09-12 11:44:02
2	Thomas Mailund	219	2020-11-19 12:23:30
3	Dylan Mcdougall	237	2019-11-16 15:57:37
4	Lucca Dias	242	2021-07-29 23:12:00
5	Jacob Pine	244	2019-09-28 01:36:57
6	Bruno Volpato	244	2020-06-01 19:28:42
7	dick move	245	2021-05-05 22:47:24
8	Hidden user	251	2023-01-23 01:54:07
9	Hidden user	254	2021-12-17 09:51:12
10	Marcus Asplund	254	2022-02-05 20:00:23

#	User	Length	Date
1	Rudy Matela	76	2023-09-09 22:57:01
2	Bernardo Borges	87	2022-12-31 18:30:55
3	BlackcapCoder	100	2019-05-01 20:50:57
4	Hidden user	108	2019-04-30 06:42:48
5	Matthew Craven	111	2019-01-01 20:36:38
6	Geovani França	111	2021-05-13 06:29:38
7	Monique Oliveira	113	2021-05-13 06:28:14
8	Miguel Müller	117	2018-12-29 15:11:49
9	Matthew Gvasalia	124	2023-03-28 18:11:26
10	Zach Tschetter	128	2019-04-15 03:19:11

#	User	Length	Date
1	Nguyền Minh	289	2020-11-06 13:24:00
2	Karma Samdrup	298	2019-06-18 18:51:37
3	Srivatsan Srinivasan	300	2019-11-02 18:00:46
4	Zhao Keyi	301	2021-01-28 02:47:51
5	Aishwarya Ashtekar	301	2019-11-14 13:45:05
6	John Copley	305	2019-07-20 00:11:47
7	Stephen Soto	305	2019-02-05 17:22:18
8	Sam Reinehr	307	2018-12-05 20:58:19
9	Bergur Snorrason	307	2019-01-07 15:38:01
10	Kristjan Petur Þorarinsson	307	2019-01-09 16:31:26

#	User	Length	Date
1	Josephine Kwa	358	2018-11-23 15:46:48
2	Gabriel Ainsworth	369	2019-05-25 12:53:06
3	Manu Bansal	373	2021-10-18 02:17:19
4	Christopher Churchwell	374	2023-11-24 16:12:38
5	Christoffer Karlsson	382	2019-10-20 14:38:52
6	Hidden user	383	2019-12-01 13:05:41
7	Antoine Bauri	401	2021-02-14 20:07:00
8	Sai Yarra	410	2021-10-18 04:31:38
9	Navveen P	415	2021-03-08 22:04:07
10	Sathish Reddy Dhevarapalli	419	2021-03-08 23:35:51

#	User	Length	Date
1	Christian Cederquist	47	2022-11-09 15:57:38
2	Dan Wolff	67	2019-10-02 00:35:22
3	Jimmy Gustafsson	101	2022-06-29 14:13:40
4	Peter Menyes	112	2019-03-03 21:21:26
5	Bernard Perrin	165	2019-01-10 21:18:56
6	Zachary DeStefano	171	2019-02-10 17:19:56
7	Dylan Mcdougall	173	2019-11-03 20:57:12
8	Bjørn Chr. Soltvedt	190	2018-11-11 18:10:24
9	Nicholas Russell Saerang	207	2021-01-29 08:22:06
10	Casey Smith	210	2019-02-12 22:05:08

#	User	Length	Date
1	Danny Robinson	92	2023-06-21 03:01:19
2	Timothy Gaede	398	2024-03-18 08:02:20

#	User	Length	Date
1	Hidden user	89	2023-08-28 08:54:52
2	Jonathan Soo	97	2019-06-27 11:11:31
3	Marcus Lööw	159	2019-01-29 16:30:39
4	Yang Tang	160	2023-06-18 06:43:55
5	Mike Menendez	164	2019-05-03 05:53:23
6	Mohamadhassan Ebrahimi	172	2019-11-06 13:52:53
7	Stephen Atwood	187	2024-08-28 22:58:49
8	axl	205	2019-08-02 14:15:19
9	Mohsen Dehbashi	213	2019-11-09 09:20:13
10	Nicholas Johnson	219	2022-03-14 00:26:44

#	User	Length	Date
1	Zeheng Li	152	2023-12-13 00:38:26

#	User	Length	Date
1	sshz	223	2023-07-19 01:07:55
2	Lars Åström	259	2020-03-16 16:12:56
3	Lim Li	456	2021-05-14 16:19:09

#	User	Length	Date
1	陳昱諺4B01 Chan Cory Yuk Yin	210	2020-02-14 00:29:43
2	5C24 Ng Shing Cheong 5C24 吳成昌	237	2020-02-07 05:47:19
3	Magnus Ragnemalm	251	2019-08-25 20:47:13
4	Ingemar Ragnemalm	275	2018-11-13 17:29:51
5	Khoa Ngô	308	2021-02-13 05:27:26
6	David Connolly	404	2021-10-06 12:43:27
7	Chan Hok To	440	2020-02-11 16:33:00

#	User	Length	Date
1	Saito Ta	34	2024-03-28 08:38:58

#	User	Length	Date
1	Salvis	181	2019-01-23 13:04:03
2	Sandris Cirulis	217	2019-01-21 13:31:36
3	LordWeedlle	228	2019-02-26 22:34:39
4	Hidden user	248	2019-12-22 23:06:23
5	Petr Trofimov	288	2019-06-14 07:34:37
6	Renate	293	2021-03-27 02:35:07
7	Thomas Marty	307	2021-01-23 20:53:14
8	Helbin Grégory	371	2019-12-22 14:14:21
9	Jonas Lindenskov Nielsen	512	2019-09-14 13:54:38
10	Hidden user	655	2019-03-27 09:58:34

#	User	Length	Date
1	Andriy Zyevakov	214	2018-11-12 11:30:04
2	Hakan Kjellerstrand	372	2023-01-23 17:40:29
3	Oskar Strömberg	1318	2018-11-21 19:18:36

#	User	Length	Date
1	Hidden user	46	2023-07-24 23:33:35
2	Lyndon Ho	46	2023-07-25 00:39:51
3	Kevin Gomez	47	2023-07-24 23:15:34
4	j4at	47	2023-07-25 10:12:44
5	Michael Tkach	47	2023-07-25 11:01:00
6	Clement Oh	51	2023-05-12 20:02:31
7	Gustav Elmqvist	56	2023-10-17 21:34:52
8	Lawry Sorenson	58	2024-02-01 16:45:14
9	Benjamin Z White	59	2023-04-07 22:21:52
10	Simon Reid	59	2023-01-31 22:54:35

#	User	Length	Date
1	Thomas Feld	33	2022-11-01 23:21:14
2	Russell Ng	45	2024-08-16 08:15:12
3	Patrick Elsen	48	2022-09-09 14:55:49
4	Clement Oh	49	2024-04-26 12:30:25
5	Frederik Petersen	57	2023-09-27 19:25:06
6	Nicholas Bell	71	2019-02-09 00:05:08
7	Oleg Smelov	77	2019-02-23 21:20:10
8	Sergei Demianenko	79	2019-02-19 17:37:27
9	Mark Donald Amobi	80	2019-02-11 00:59:54
10	Ong William Raven Wijaya	83	2021-05-22 10:44:14

#	User	Length	Date
1	David Aldenbro	125	2023-09-20 20:46:42
2	Emil Dichmann	378	2024-01-30 07:58:35
3	Raphaël Gauthier	386	2021-01-23 14:12:59
4	Martin Simensen	409	2019-09-16 20:15:43
5	Raphaël Baulant	409	2021-03-09 21:48:48
6	Bas Dirks	412	2021-12-30 16:30:40
7	Aza Maulana Hadi	419	2024-03-11 15:42:00
8	Chaoyi Yin	421	2019-02-02 02:23:31
9	David Vinje	423	2023-08-25 12:10:56
10	Hidden user	428	2019-04-30 14:03:47

#	User	Length	Date
1	Danial Haseeb	403	2023-10-08 09:21:22

Solution running time distribution