Problem A
Reseto — Problem Statistics

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Submissions	2989
Accepted submissions	1412
Submission ratio	47.24%
Authors	1334
Accepted authors	1202
Author ratio	90.10%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.10 s	Bash	2024-04-16 16:02:22
2	Danny Robinson	0.12 s	Bash	2023-10-22 10:07:37

#	User	Runtime	Language	Date
1	James Church	0.02 s	C#	2017-10-05 23:48:09
2	Doug Goodman	0.02 s	C#	2018-04-27 23:36:38
3	Nils Lenart	0.02 s	C#	2020-03-23 08:48:52
4	Ben-Richard Ebbesvik	0.02 s	C#	2022-02-03 18:39:37
5	Mikael Fiala-Lundström	0.03 s	C#	2021-10-23 02:44:33
6	Mattias Mikkola	0.04 s	C#	2017-11-29 14:17:51
7	traxex	0.04 s	C#	2024-05-08 14:49:19
8	Michael Damsgaard	0.05 s	C#	2025-01-03 12:40:31
9	Rasmus Brants	0.33 s	C#	2017-04-27 09:09:07
10	Саттар Имамов	0.37 s	C#	2017-11-03 19:38:19

#	User	Runtime	Language	Date
1	Simon Echers	0.10 s	F#	2022-01-17 23:19:43

#	User	Runtime	Language	Date
1	Rickard Bemm	0.02 s	Go	2022-09-09 22:45:47
2	Norbert Voelker	0.08 s	Go	2021-08-27 01:21:30
3	Rajad	0.08 s	Go	2021-10-31 11:23:39
4	Nicklesh	0.08 s	Go	2021-12-02 15:15:31
5	Marcus Asplund	0.08 s	Go	2022-02-04 14:19:07
6	Hidden user	0.09 s	Go	2016-05-27 19:52:11
7	Chris Linton	0.09 s	Go	2018-06-14 01:11:21

#	User	Runtime	Language	Date
1	Fulano de Tal	0.01 s	Haskell	2022-01-29 21:13:22
2	Udo Stenzel	0.01 s	Haskell	2025-06-30 10:47:36
3	Karol Farbiś	0.09 s	Haskell	2017-04-28 15:37:53
4	Juan Miguel Vilar	0.10 s	Haskell	2021-10-24 18:26:24
5	Wilfried van Asten	0.31 s	Haskell	2015-11-19 20:49:51
6	Ola Berglund	0.74 s	Haskell	2023-11-11 23:43:36

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Java	2025-04-17 20:12:24
2	Rene Argento	0.04 s	Java	2025-05-22 03:47:59
3	Simon Xue	0.05 s	Java	2016-03-11 22:47:21
4	Taras Romanyuk	0.05 s	Java	2024-08-31 19:03:39
5	Erik Odenman	0.06 s	Java	2013-03-20 17:33:10
6	Alexandre Loiko	0.06 s	Java	2013-03-20 17:40:28
7	Luu Nhat Phi	0.06 s	Java	2015-10-09 14:52:13
8	Petr Ryšavý	0.06 s	Java	2015-11-19 18:55:52
9	Michel Langeveld	0.06 s	Java	2015-12-06 12:54:11
10	Williard Jose	0.06 s	Java	2016-02-15 01:50:08

#	User	Runtime	Language	Date
1	tannal	0.05 s	JavaScript (Node.js)	2024-01-05 02:48:10
2	Emil Clemedson	0.43 s	JavaScript (Node.js)	2021-08-08 18:13:13
3	Petr Sereda	0.43 s	JavaScript (Node.js)	2022-02-07 20:04:20

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2016-03-06 17:54:03
2	Christian Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-03-19 17:36:42

#	User	Runtime	Language	Date
1	Timothy Gaede	0.59 s	Julia	2024-05-17 08:00:51

#	User	Runtime	Language	Date
1	Sam Keyser	0.15 s	Kotlin	2022-08-30 22:36:08
2	Jacob Huebner	0.15 s	Kotlin	2022-11-04 23:49:32
3	Lam Gia Thuan	0.16 s	Kotlin	2017-10-31 23:14:19
4	Adam Koprowski	0.20 s	Kotlin	2021-04-06 13:27:39
5	Adam Rankin	0.20 s	Kotlin	2023-09-01 06:14:22
6	Benjamin Laurence Erickson	0.22 s	Kotlin	2018-06-22 20:36:06
7	Hidden user	0.24 s	Kotlin	2020-02-17 03:43:59
8	Sergey Jakobsen	0.25 s	Kotlin	2021-11-10 17:46:00
9	Dayan Ruben Gonzalez	0.28 s	Kotlin	2020-09-29 22:39:49

#	User	Runtime	Language	Date
1	Tausif Ahmed	0.02 s	PHP	2025-04-10 06:50:33

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.49 s	Prolog	2023-02-18 21:35:01

#	User	Runtime	Language	Date
1	Kasper Borys	0.03 s	Python 2	2017-03-12 10:23:00
2	Haggai Liu	0.03 s	Python 2	2017-03-17 22:45:15
3	Greg Hamerly	0.03 s	Python 2	2017-11-27 00:01:29
4	Lars Tveito	0.04 s	Python 2	2015-11-15 02:43:58
5	Seth Hinz	0.04 s	Python 2	2017-07-14 00:52:23
6	Fan Zhang	0.04 s	Python 2	2017-11-20 09:35:34
7	Aditya Parulekar	0.04 s	Python 2	2018-06-02 17:06:37
8	Johann Ly	0.04 s	Python 2	2018-09-03 21:29:53
9	Jesper Öqvist	0.04 s	Python 2	2018-11-04 16:18:21
10	Thomas Feld	0.04 s	Python 2	2019-09-26 14:06:54

#	User	Runtime	Language	Date
1	Ross O'Sullivan	0.04 s	Python 3	2017-04-25 11:58:01
2	Денис Соболев	0.04 s	Python 3	2017-07-19 19:12:31
3	Zac Friggstad	0.04 s	Python 3	2017-07-27 01:17:09
4	Cian Ruane	0.04 s	Python 3	2017-08-20 22:23:19
5	James Hamm	0.04 s	Python 3	2017-11-12 17:57:01
6	Hakan Celik	0.04 s	Python 3	2017-12-11 18:27:16
7	Govind Venugopalan	0.04 s	Python 3	2017-12-27 17:43:10
8	Ram Basnet	0.04 s	Python 3	2018-03-15 23:27:23
9	Sergio Vieri	0.04 s	Python 3	2018-03-25 05:36:08
10	Joseph Gitonga Wagura	0.04 s	Python 3	2018-05-16 18:09:11

#	User	Runtime	Language	Date
1	Uğurcan Eser	0.07 s	Ruby	2018-11-12 11:49:09
2	Yusuke Ichiki	0.08 s	Ruby	2022-06-20 19:24:24
3	Thomas Feld	0.14 s	Ruby	2023-05-02 10:20:23

#	User	Length	Language	Date
1	Chenzhang Hu	5	Bash	2024-04-16 16:02:22
2	Danny Robinson	87	Bash	2023-10-22 10:15:39

#	User	Length	Language	Date
1	Uroš Vaupotič	385	C	2016-05-12 17:07:21
2	Hidden user	415	C	2024-10-04 18:15:13
3	Hu Yijie	432	C	2022-02-16 04:34:08
4	Pontus Eriksson	457	C	2017-07-18 17:43:44
5	Roemer Caliboso	460	C	2024-09-10 18:35:20
6	Komatsuna	470	C	2022-06-15 01:02:29
7	Hani Ramadhan	521	C	2021-07-28 07:26:27
8	Dylan Mcdougall	530	C	2021-08-24 23:38:28
9	Sebastian Oveland	545	C	2018-03-02 23:35:49
10	Haerul Gunawan	589	C	2019-12-24 06:11:27

#	User	Length	Language	Date
1	traxex	428	C#	2024-05-08 14:49:19
2	Саттар Имамов	726	C#	2017-11-03 19:38:19
3	Ben-Richard Ebbesvik	821	C#	2022-02-03 18:39:37
4	Michael Damsgaard	882	C#	2025-01-03 12:40:31
5	Doug Goodman	936	C#	2018-04-27 23:36:38
6	Rasmus Brants	1085	C#	2017-04-27 09:09:07
7	Kevin Miranda	1107	C#	2022-02-08 13:33:19
8	Mattias Mikkola	1216	C#	2017-11-29 14:17:51
9	Håvard Stuberg	1319	C#	2019-05-14 15:01:48
10	James Church	1524	C#	2017-10-05 23:48:09

#	User	Length	Language	Date
1	Frans Meulenbroeks	150	C++	2025-03-31 22:24:29
2	Hidden user	303	C++	2020-03-07 02:26:45
3	Ivan Carvalho	327	C++	2017-07-18 02:13:16
4	Yeung Man Tsung	330	C++	2022-11-18 14:24:01
5	Hidden user	335	C++	2024-07-09 04:22:10
6	Josh Howell	340	C++	2021-03-08 19:12:59
7	Dominic Sagen	357	C++	2023-02-14 23:30:08
8	Antonio Molina Lovett	358	C++	2016-08-12 05:58:17
9	David Venhoek	360	C++	2016-02-09 14:20:59
10	Johan Wind	360	C++	2018-03-19 01:47:03

#	User	Length	Language	Date
1	Simon Echers	1132	F#	2022-01-17 23:19:43

#	User	Length	Language	Date
1	Rickard Bemm	237	Go	2022-09-09 22:47:43
2	Marcus Asplund	526	Go	2022-02-04 14:19:07
3	Norbert Voelker	637	Go	2021-08-27 01:22:17
4	Chris Linton	652	Go	2018-06-14 01:11:21
5	Rajad	684	Go	2021-10-31 11:37:34
6	Nicklesh	684	Go	2021-12-02 15:15:31
7	Hidden user	770	Go	2016-05-27 19:52:11

#	User	Length	Language	Date
1	Karol Farbiś	351	Haskell	2017-04-28 15:37:53
2	Ola Berglund	472	Haskell	2023-11-11 23:43:36
3	Udo Stenzel	735	Haskell	2025-06-30 10:47:36
4	Juan Miguel Vilar	1085	Haskell	2021-10-24 18:26:24
5	Fulano de Tal	1297	Haskell	2022-01-29 21:13:22
6	Wilfried van Asten	3320	Haskell	2015-11-19 23:19:21

#	User	Length	Language	Date
1	Doug Goodman	423	Java	2018-04-18 20:41:12
2	Eric Leow Yu Quan	492	Java	2021-01-01 10:51:32
3	Tyler VanHaren	494	Java	2018-03-15 06:57:32
4	Rodrigo Marcuschi	506	Java	2015-11-13 23:02:43
5	Isabella Attisano	517	Java	2022-03-14 16:19:22
6	Marco Troltsch	551	Java	2016-11-16 12:59:08
7	Hidden user	556	Java	2018-07-21 23:31:27
8	Cole Adams	560	Java	2017-07-13 23:56:08
9	Vinh Phạm	560	Java	2017-11-07 00:33:19
10	Alex Rutledge	560	Java	2018-02-27 14:43:19

#	User	Length	Language	Date
1	Petr Sereda	800	JavaScript (Node.js)	2022-02-07 20:04:20
2	Emil Clemedson	839	JavaScript (Node.js)	2021-08-08 18:13:13
3	tannal	1239	JavaScript (Node.js)	2024-01-05 02:48:10

#	User	Length	Language	Date
1	Christian Cederquist	409	JavaScript (SpiderMonkey)	2023-03-19 17:36:42
2	Bjørn Chr. Soltvedt	525	JavaScript (SpiderMonkey)	2016-03-06 17:54:03

#	User	Length	Language	Date
1	Timothy Gaede	835	Julia	2024-05-17 08:00:51

#	User	Length	Language	Date
1	Sergey Jakobsen	491	Kotlin	2021-11-10 17:46:00
2	Jacob Huebner	531	Kotlin	2022-11-04 23:49:32
3	Lam Gia Thuan	578	Kotlin	2017-10-31 23:14:19
4	Sam Keyser	617	Kotlin	2022-08-30 22:36:08
5	Hidden user	639	Kotlin	2020-02-17 03:43:59
6	Dayan Ruben Gonzalez	652	Kotlin	2020-09-29 22:39:49
7	Adam Koprowski	669	Kotlin	2021-04-06 13:27:39
8	Adam Rankin	722	Kotlin	2023-09-01 06:14:22
9	Benjamin Laurence Erickson	789	Kotlin	2018-06-22 20:36:06

#	User	Length	Language	Date
1	Tausif Ahmed	545	PHP	2025-04-10 06:50:33

#	User	Length	Language	Date
1	Andriy Zyevakov	606	Prolog	2023-02-18 21:35:01

#	User	Length	Language	Date
1	Thomas Feld	218	Python 2	2019-09-26 14:06:54
2	Lim Hong Hui Eugene	267	Python 2	2019-10-10 11:42:48
3	Andreas Björklund	293	Python 2	2020-01-13 18:10:24
4	Kasper Borys	303	Python 2	2017-03-12 10:23:00
5	Haggai Liu	339	Python 2	2017-03-17 22:45:15
6	Johann Ly	390	Python 2	2018-09-03 21:29:53
7	Lars Tveito	398	Python 2	2015-11-15 02:43:58
8	Seth Hinz	403	Python 2	2017-07-14 00:52:23
9	Justin Su	403	Python 2	2017-09-19 09:21:59
10	Tomas Alvarez	406	Python 2	2017-11-25 19:06:12

#	User	Length	Language	Date
1	Lawry Sorenson	127	Python 3	2025-03-12 19:32:08
2	Ahmed Chamseddine	138	Python 3	2024-08-17 10:29:59
3	Lee Isaac	150	Python 3	2023-05-17 10:49:34
4	Benjamin Z White	151	Python 3	2023-04-19 14:34:46
5	Eduardo Vicente Petry	185	Python 3	2023-03-14 16:05:49
6	Thibault Raffaillac	203	Python 3	2024-08-06 22:35:09
7	Hidden user	212	Python 3	2023-05-04 03:39:28
8	Marcus Xu	249	Python 3	2023-11-13 17:21:10
9	Tai Tze Kin	249	Python 3	2024-05-08 22:08:13
10	Sander Oppen	251	Python 3	2024-10-29 13:04:47

#	User	Length	Language	Date
1	Thomas Feld	101	Ruby	2023-08-29 14:49:35
2	Yusuke Ichiki	296	Ruby	2022-06-20 19:24:24
3	Uğurcan Eser	333	Ruby	2018-11-12 12:03:02

#	User	Length	Language	Date
1	Artur Khuziakhmetov	765	Rust	2025-01-16 14:41:33
2	David Rasch	787	Rust	2022-11-17 17:11:12
3	Bhavesh Pareek	901	Rust	2022-08-26 07:54:47
4	Vincent Lagerros	1087	Rust	2025-06-13 00:13:18
5	藤原潮人	1108	Rust	2023-06-18 08:48:08
6	Arnab De	1143	Rust	2022-10-29 17:48:31
7	Stian Soltvedt	1223	Rust	2019-05-16 18:37:33
8	Mikkel Gaba	1268	Rust	2025-03-27 12:01:34
9	Isak Jägberg	1292	Rust	2021-01-08 18:00:41
10	Bas Dirks	1322	Rust	2022-01-21 11:38:27

Solution running time distribution