Problem A
Permutation Encryption — Problem Statistics

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Submissions	5920
Accepted submissions	2165
Submission ratio	36.57%
Authors	2148
Full solves [?]	1890
Full solve Ratio	87.99%

#	User	Runtime	Language	Date
1	lobo	0.02 s	C#	2016-05-24 17:20:46
2	Don James Bonner	0.02 s	C#	2016-11-08 16:58:13
3	Linus Yng	0.02 s	C#	2017-06-06 11:33:19
4	Moo	0.02 s	C#	2017-07-14 20:21:03
5	Tomasz Masternak	0.02 s	C#	2018-09-24 12:51:41
6	Johannes Tomasson	0.02 s	C#	2019-01-20 17:58:08
7	Apurv Parekh	0.02 s	C#	2019-02-21 18:21:36
8	Henrik Hallbert	0.02 s	C#	2019-10-31 17:23:53
9	MAKSIM KIREI	0.02 s	C#	2020-03-05 16:59:25
10	Nils Lenart	0.02 s	C#	2020-03-14 10:14:34

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.08 s	F#	2023-01-29 10:30:11

#	User	Runtime	Language	Date
1	Chris Rudolph	0.02 s	Go	2018-10-13 23:35:32
2	Norbert Voelker	0.02 s	Go	2021-07-23 19:43:39
3	Sander Hellesø	0.08 s	Go	2019-04-10 08:48:06
4	Krzysztof Gibuła	0.08 s	Go	2021-07-07 00:53:52

#	User	Runtime	Language	Date
1	Anthony Clays	0.00 s	Haskell	2016-12-05 00:21:41
2	Greg Gorlen	0.00 s	Haskell	2022-09-18 07:41:05
3	Steinar Simonnes	0.00 s	Haskell	2024-04-17 13:08:12
4	Gustaf Pihl	0.00 s	Haskell	2024-05-02 03:07:00
5	Max Jackson	0.01 s	Haskell	2016-05-02 04:34:07
6	Yamato Matsuoka	0.01 s	Haskell	2016-06-07 05:33:33
7	Abel Martin	0.01 s	Haskell	2017-04-01 12:19:20
8	Martin Jackson	0.01 s	Haskell	2017-05-06 23:22:42
9	Brent Yorgey	0.01 s	Haskell	2017-10-03 05:45:49
10	Aurélien Pepin	0.01 s	Haskell	2019-09-23 16:54:15

#	User	Runtime	Language	Date
1	Sayam Goyal	0.05 s	Java	2025-08-30 05:07:11
2	Selina Lin	0.05 s	Java	2025-09-01 04:04:48
3	Micah Stairs	0.06 s	Java	2016-06-03 04:44:51
4	Ross Sowell	0.06 s	Java	2016-06-03 06:24:04
5	Simon Xue	0.06 s	Java	2016-06-05 05:12:06
6	Leonti Brechko	0.06 s	Java	2016-07-22 22:48:30
7	Nick Wu	0.06 s	Java	2016-08-09 08:07:39
8	Mitchell Peterson	0.06 s	Java	2016-09-01 19:03:54
9	Hidden user	0.06 s	Java	2016-10-29 20:44:17
10	William Fiset	0.06 s	Java	2016-11-26 22:40:37

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-05-01 02:18:38
2	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-09-14 23:47:19
3	Michael Laszlo	0.01 s	JavaScript (SpiderMonkey)	2016-10-05 18:05:49
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2022-09-01 13:52:33
5	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-04-04 16:19:11

#	User	Runtime	Language	Date
1	Timothy Gaede	0.58 s	Julia	2024-06-10 09:27:29

#	User	Runtime	Language	Date
1	Dayan Ruben Gonzalez	0.20 s	Kotlin	2020-09-30 01:20:54
2	Damien Ryan Allison	0.22 s	Kotlin	2024-05-01 04:46:18
3	Jahid Hasan Imon	0.23 s	Kotlin	2020-06-15 11:35:33
4	Mathias Skallerud Jacobsen	0.24 s	Kotlin	2021-04-15 18:40:35

#	User	Runtime	Language	Date
1	Joel Newman	0.00 s	OCaml	2023-09-06 23:48:42

#	User	Runtime	Language	Date
1	Susanne Ragnemalm	0.01 s	PHP	2018-05-19 09:17:45

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.03 s	Python 2	2015-09-23 16:36:16
2	Lars Tveito	0.03 s	Python 2	2015-10-13 17:35:14
3	Emily Webber	0.03 s	Python 2	2015-11-26 22:01:56
4	Hidden user	0.03 s	Python 2	2016-08-01 17:30:31
5	Neal Zane	0.03 s	Python 2	2016-08-10 07:34:16
6	Lim Hong Hui Eugene	0.03 s	Python 2	2016-08-12 07:22:58
7	Daniel Strizhevsky	0.03 s	Python 2	2016-10-07 21:43:51
8	Benjamin Nichols	0.03 s	Python 2	2016-10-07 21:57:54
9	Trevor Masters	0.03 s	Python 2	2016-10-18 18:17:56
10	Hermon Mulat	0.03 s	Python 2	2016-11-09 06:06:08

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Python 3	2015-11-22 01:24:16
2	Hidden user	0.02 s	Python 3	2015-11-26 02:39:47
3	Jaewon Yoon	0.02 s	Python 3	2015-11-27 00:55:45
4	Jiacheng Yan	0.02 s	Python 3	2015-11-27 10:31:28
5	Hidden user	0.02 s	Python 3	2015-11-27 22:52:14
6	Hidden user	0.02 s	Python 3	2015-11-28 06:34:25
7	Devin Munger	0.02 s	Python 3	2015-11-28 23:07:05
8	Hidden user	0.02 s	Python 3	2015-11-28 23:23:53
9	Hidden user	0.02 s	Python 3	2015-11-29 03:23:47
10	Danylo Lavrentovich	0.02 s	Python 3	2015-11-29 05:49:46

#	User	Length	Language	Date
1	Hidden user	566	C	2017-07-16 20:55:38
2	Xueyin Wang	683	C	2016-01-04 20:33:00
3	Drake Packard	704	C	2018-03-31 18:34:19
4	Andrew Roberts	744	C	2017-08-23 04:45:04
5	Mikael K Eriksson	747	C	2021-02-08 15:07:36
6	Gabriel Joaquin O. Gamo	748	C	2017-02-06 01:59:03
7	Mirel Cosulschi	834	C	2023-11-21 22:15:38
8	Cesar Hernandez	861	C	2017-01-26 08:54:01
9	Phan Ngoc Lan	891	C	2016-08-24 13:29:58
10	Hidden user	921	C	2017-12-06 02:13:45

#	User	Length	Language	Date
1	Apurv Parekh	1203	C#	2019-02-21 18:21:36
2	Linus Yng	1273	C#	2017-06-06 11:33:19
3	Paweł Borkowski	1339	C#	2020-03-07 10:21:20
4	Henrik Hallbert	1380	C#	2019-10-31 17:21:18
5	Tomasz Masternak	1425	C#	2018-09-24 12:51:41
6	Marcus Elg	1567	C#	2020-11-09 09:35:31
7	Moo	1825	C#	2017-07-14 20:21:03
8	lobo	1843	C#	2016-05-24 17:20:46
9	MAKSIM KIREI	1869	C#	2020-03-05 16:59:25
10	Johannes Tomasson	2810	C#	2019-01-20 17:58:08

#	User	Length	Language	Date
1	Frans Meulenbroeks	234	C++	2025-02-14 08:46:59
2	Antonio Molina Lovett	338	C++	2016-08-02 20:40:57
3	a_b__c	364	C++	2021-02-24 02:54:07
4	Zane Yu	371	C++	2018-12-23 09:58:08
5	高一3薛年成	383	C++	2022-12-11 09:20:26
6	Chase Hinesman	393	C++	2018-04-20 22:45:25
7	施建邑	395	C++	2022-11-13 06:25:38
8	永田まさき	403	C++	2019-03-01 07:31:59
9	yezx x	410	C++	2021-10-31 10:07:07
10	Mohammad Moosavi	412	C++	2016-04-25 18:45:02

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1137	F#	2023-01-29 10:30:11

#	User	Length	Language	Date
1	Krzysztof Gibuła	885	Go	2021-07-07 00:53:52
2	Norbert Voelker	933	Go	2021-07-23 19:43:39
3	Sander Hellesø	1355	Go	2019-04-10 08:48:06
4	Chris Rudolph	1619	Go	2018-10-13 23:35:32

#	User	Length	Language	Date
1	Gustaf Pihl	460	Haskell	2024-05-02 03:07:00
2	Hidden user	508	Haskell	2023-01-12 21:24:38
3	Brent Yorgey	549	Haskell	2017-10-03 05:45:49
4	Aurélien Pepin	698	Haskell	2019-09-23 16:54:15
5	Anthony Clays	711	Haskell	2016-12-05 00:21:41
6	Dan Greco	711	Haskell	2025-09-07 18:08:31
7	Brian Hwang	781	Haskell	2021-09-17 17:46:47
8	Martin Jackson	811	Haskell	2017-05-06 23:22:42
9	Max Jackson	922	Haskell	2016-05-02 04:34:07
10	Greg Gorlen	1030	Haskell	2022-09-18 07:41:05

#	User	Length	Language	Date
1	Jacob Molin	571	Java	2025-01-19 23:45:27
2	Doug Goodman	695	Java	2016-09-04 16:49:19
3	Quan Chau	701	Java	2017-06-13 21:09:05
4	Yousef Absi	714	Java	2020-07-05 20:17:30
5	Pedro Contipelli	728	Java	2016-12-15 23:00:38
6	Yimu Zhang	752	Java	2022-09-09 20:25:53
7	Sanae Dariouche	753	Java	2017-10-17 19:35:02
8	Rosario Araujo	758	Java	2018-12-28 10:28:06
9	Subham Swastik Dora	761	Java	2017-06-12 12:38:37
10	Matthew Grenander	764	Java	2017-02-07 05:04:08

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	327	JavaScript (SpiderMonkey)	2023-04-04 16:19:11
2	Bjørn Chr. Soltvedt	356	JavaScript (SpiderMonkey)	2016-05-01 02:18:38
3	Jimmy Gustafsson	402	JavaScript (SpiderMonkey)	2022-09-01 13:52:33
4	Peter Kedemo	486	JavaScript (SpiderMonkey)	2016-09-14 23:47:19
5	Michael Laszlo	972	JavaScript (SpiderMonkey)	2016-10-05 18:05:49

#	User	Length	Language	Date
1	Timothy Gaede	1022	Julia	2024-06-10 09:27:29

#	User	Length	Language	Date
1	Dayan Ruben Gonzalez	549	Kotlin	2020-09-30 01:20:54
2	Jahid Hasan Imon	710	Kotlin	2020-06-15 11:35:33
3	Damien Ryan Allison	766	Kotlin	2024-05-01 04:46:18
4	Mathias Skallerud Jacobsen	824	Kotlin	2021-04-15 18:40:35

#	User	Length	Language	Date
1	Joel Newman	1540	OCaml	2023-09-06 23:48:42

#	User	Length	Language	Date
1	Susanne Ragnemalm	1026	PHP	2018-05-19 09:17:45

#	User	Length	Language	Date
1	Thomas Feld	187	Python 2	2019-08-26 11:58:11
2	Neal Zane	265	Python 2	2016-08-10 07:34:16
3	Justin Su	289	Python 2	2019-10-09 13:53:16
4	Lim Hong Hui Eugene	299	Python 2	2016-08-12 07:22:58
5	Naman Shukla	304	Python 2	2016-10-18 18:15:31
6	Andreas Björklund	307	Python 2	2019-10-17 08:33:21
7	Yan Kalchevsky	310	Python 2	2017-01-17 20:53:09
8	Matt Bonsall	341	Python 2	2016-10-09 22:53:54
9	Alfredo Beaumont	349	Python 2	2017-08-10 23:22:11
10	Natalie Dean	361	Python 2	2018-09-22 20:18:22

#	User	Length	Language	Date
1	Tai Tze Kin	209	Python 3	2024-05-09 08:36:20
2	Clement Oh	211	Python 3	2023-10-04 10:59:10
3	Ahmed Chamseddine	218	Python 3	2025-04-02 21:57:34
4	Hidden user	224	Python 3	2023-06-27 15:33:38
5	Lim An Jun	253	Python 3	2023-04-12 04:28:05
6	Nguyen Vuong Khang Hy	259	Python 3	2019-09-28 04:40:10
7	Vincent Scala	262	Python 3	2022-02-05 01:42:33
8	Prateek Bhakta	272	Python 3	2021-09-17 00:10:43
9	Raymond Yang	275	Python 3	2020-01-03 18:52:26
10	Simon Berens	275	Python 3	2020-09-16 22:24:43

#	User	Length	Language	Date
1	Vincent Lagerros	835	Rust	2025-09-15 15:54:44
2	Chaoyi Yin	935	Rust	2019-01-06 21:35:24
3	Isak Jägberg	1019	Rust	2023-04-03 10:06:49
4	Constantin Buruiana	1020	Rust	2024-09-09 01:57:55
5	Chen Weikang	1024	Rust	2019-01-06 21:52:06
6	David Rasch	1093	Rust	2020-07-29 16:48:38
7	Bas Dirks	1158	Rust	2022-01-13 10:36:48
8	Lukas Dutrieux	1505	Rust	2025-08-29 20:32:27
9	Louis Bouchard	1794	Rust	2024-09-09 02:23:54
10	Aaron Lengyel	3768	Rust	2021-11-19 22:31:01

Solution running time distribution