Problem E
Grid — Problem Statistics

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Submissions	13128
Accepted submissions	4864
Submission ratio	37.05%
Authors	3438
Full solves [?]	3012
Full solve Ratio	87.61%

#	User	Runtime	Language	Date
1	Jón Steinn Elíasson	0.01 s	C	2017-06-23 01:17:08
2	Sean Harding	0.01 s	C	2018-05-09 02:21:16
3	Bergur Snorrason	0.01 s	C	2019-06-22 17:32:52
4	Ioannis Br	0.01 s	C	2020-01-12 02:31:25
5	Anton Siderud	0.01 s	C	2020-01-13 16:08:38
6	Ng Wei Jie	0.01 s	C	2020-02-17 20:46:26
7	joe	0.01 s	C	2020-11-20 12:24:13
8	Arup Ratan Guha	0.01 s	C	2022-02-14 18:15:18
9	Komatsuna	0.01 s	C	2022-06-03 00:58:09
10	Johan Larsson	0.01 s	C	2022-08-22 19:03:06

#	User	Runtime	Language	Date
1	Matthew Hooper	0.05 s	C#	2021-03-15 22:57:14
2	Henrik Hallbert	0.06 s	C#	2019-10-24 11:11:50
3	Muzakhir Amanzholov	0.06 s	C#	2021-06-16 01:52:57
4	Jasmin Baniya	0.06 s	C#	2021-06-17 02:23:25
5	Andrei Cosovan	0.07 s	C#	2026-03-01 17:00:41
6	Emad aldeen Issawi	0.08 s	C#	2023-08-20 13:46:31
7	traxex	0.09 s	C#	2024-05-06 18:37:16
8	Pontus Lidholm	0.10 s	C#	2023-08-09 19:07:31
9	Hidden user	0.10 s	C#	2026-03-03 10:48:03
10	Olle Björk	0.11 s	C#	2025-02-15 13:59:44

#	User	Runtime	Language	Date
1	Lingsong Zeng	0.01 s	C++	2016-10-23 17:26:18
2	Tomás Cariño	0.01 s	C++	2016-10-23 17:27:23
3	Darshan Godhia	0.01 s	C++	2016-10-23 20:06:52
4	Nick Wu	0.01 s	C++	2016-10-23 23:51:09
5	Tomas Lagland	0.01 s	C++	2016-10-24 18:35:10
6	Howard Cheng	0.01 s	C++	2016-10-25 19:26:17
7	Hua Fan Cai	0.01 s	C++	2016-11-24 22:11:48
8	Li Da	0.01 s	C++	2016-11-29 14:16:12
9	Clarence Chew	0.01 s	C++	2016-12-07 05:49:53
10	Li Yue Chen	0.01 s	C++	2016-12-07 05:51:10

#	User	Runtime	Language	Date
1	Kevin Retzke	0.05 s	Common Lisp	2019-07-14 03:43:40
2	Hidden user	0.18 s	Common Lisp	2019-07-12 23:40:34

#	User	Runtime	Language	Date
1	Marcus Salzer	0.78 s	Dart	2024-09-18 17:01:40

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.18 s	F#	2023-02-18 16:53:12

#	User	Runtime	Language	Date
1	RAFAEL ESTANISLAU MORAIS DOS SANTOS	0.03 s	Go	2025-05-21 20:12:57
2	Jonas Mittnacht	0.12 s	Go	2024-02-11 16:21:57
3	Krzysztof Gibuła	0.27 s	Go	2021-05-24 21:54:21
4	Norbert Voelker	0.27 s	Go	2021-09-11 22:42:59

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.15 s	Haskell	2024-03-31 16:50:05
2	Joshua Coward	0.94 s	Haskell	2021-11-09 04:10:28

#	User	Runtime	Language	Date
1	Paul Boddington	0.09 s	Java	2017-01-04 05:56:08
2	Sven Rönnbäck	0.09 s	Java	2023-04-28 20:11:25
3	John Isak Fjellvang Villanger	0.10 s	Java	2018-10-25 21:10:04
4	James Black	0.11 s	Java	2017-11-11 02:39:08
5	JOKER	0.11 s	Java	2024-12-03 02:26:44
6	Joakim Sunde	0.12 s	Java	2018-10-25 01:58:38
7	Tristan Madden	0.14 s	Java	2018-04-20 20:49:45
8	William Fiset	0.15 s	Java	2016-10-27 15:48:29
9	Johan Holm Åström	0.15 s	Java	2018-11-15 18:37:56
10	Guangyi Zhou	0.15 s	Java	2025-03-15 03:37:35

#	User	Runtime	Language	Date
1	Thomas Wingsternes	0.37 s	JavaScript (Node.js)	2022-11-10 11:55:02

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.06 s	JavaScript (SpiderMonkey)	2022-08-09 11:25:39
2	Håkan Lindahl	0.08 s	JavaScript (SpiderMonkey)	2022-08-21 18:01:28
3	Christian Pilegaard Cederquist	0.27 s	JavaScript (SpiderMonkey)	2023-05-25 10:38:58
4	Bjørn Chr. Soltvedt	0.86 s	JavaScript (SpiderMonkey)	2016-10-29 23:36:10

#	User	Runtime	Language	Date
1	Timothy Gaede	0.72 s	Julia	2025-10-31 04:56:01

#	User	Runtime	Language	Date
1	Sam Keyser	0.36 s	Kotlin	2023-04-19 15:20:59
2	Eric Sjöström	0.39 s	Kotlin	2023-08-15 16:27:51
3	Roy Liu	0.46 s	Kotlin	2023-08-14 18:28:53
4	Chelsea Hoernemann	0.61 s	Kotlin	2022-12-01 20:09:36
5	Hidden user	0.63 s	Kotlin	2019-11-21 14:40:12
6	Phường Lên	0.67 s	Kotlin	2019-11-19 05:05:40
7	poppyer	0.68 s	Kotlin	2022-08-07 23:43:22
8	Aksel Holbek Sørbye	0.80 s	Kotlin	2025-10-03 20:22:24
9	Emil Göransson	0.90 s	Kotlin	2023-08-15 14:40:06
10	Adam Rankin	0.97 s	Kotlin	2023-09-16 01:31:03

#	User	Runtime	Language	Date
1	Marcel Goh	0.03 s	OCaml	2019-11-24 22:41:05
2	Artemis Ngoh	0.24 s	OCaml	2024-04-14 12:17:08

#	User	Runtime	Language	Date
1	Alfredo Beaumont	0.06 s	Odin	2024-02-12 19:24:16

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.03 s	Pascal	2018-12-15 12:20:24

#	User	Runtime	Language	Date
1	Julius Thunström	0.08 s	Python 2	2020-05-30 00:03:54
2	Andreas Björklund	0.10 s	Python 2	2019-04-14 15:38:13
3	Yanmarshus Bachtiar	0.10 s	Python 2	2020-10-18 11:50:38
4	Robin Karlberg	0.16 s	Python 2	2019-02-03 11:23:14
5	Thomas Granbohm	0.16 s	Python 2	2019-02-03 11:23:34
6	Thomas Hayes	0.16 s	Python 2	2022-10-27 15:07:44
7	Sivasankaran D	0.16 s	Python 2	2025-08-25 13:36:42
8	Johan Lyts	0.17 s	Python 2	2019-12-13 13:55:31
9	Rickard Mårtensson	0.19 s	Python 2	2018-03-18 13:26:11
10	Oscar Persson	0.19 s	Python 2	2018-03-18 13:26:37

#	User	Runtime	Language	Date
1	John Djorup	0.09 s	Python 3	2025-05-13 12:58:51
2	Ryan Chattopadhyay	0.09 s	Python 3	2026-03-05 23:01:22
3	Julius Thunström	0.10 s	Python 3	2020-05-29 23:59:59
4	Gustav Nilsson Gisleskog	0.10 s	Python 3	2024-09-07 11:01:21
5	Lawry Sorenson	0.10 s	Python 3	2024-11-15 01:18:59
6	Michael Bratcher	0.10 s	Python 3	2024-12-08 20:59:39
7	Yash Jani	0.10 s	Python 3	2024-12-08 21:44:51
8	Wernher To	0.10 s	Python 3	2025-01-30 18:23:56
9	Julian Dalban	0.10 s	Python 3	2025-03-31 20:12:12
10	Jun Heo	0.10 s	Python 3	2025-04-05 04:53:12

#	User	Runtime	Language	Date
1	Morten Lohne	0.01 s	Rust	2018-11-04 16:27:09
2	Mathias Magnusson	0.01 s	Rust	2019-02-05 11:35:14
3	Isak Jägberg	0.01 s	Rust	2019-05-12 11:53:21
4	Melker Forsberg	0.01 s	Rust	2023-08-07 18:57:29
5	Hidden user	0.01 s	Rust	2023-08-09 12:58:05
6	Nicholas	0.01 s	Rust	2023-08-10 18:28:10
7	Vincent Lagerros	0.01 s	Rust	2024-08-14 19:00:05
8	Emrik Syrjänen	0.01 s	Rust	2025-02-13 14:56:13
9	David Nilsson	0.01 s	Rust	2025-02-13 19:02:21
10	Didzis Urtãns	0.01 s	Rust	2025-03-20 16:46:53

#	User	Runtime	Language	Date
1	Lucas Eduardo	0.04 s	Swift	2025-11-15 13:18:34

#	User	Runtime	Language	Date
1	Ștefan-Iulian Alecu	0.14 s	Visual Basic	2025-11-08 02:45:52

#	User	Length	Language	Date
1	hyunjoon kang	1364	C	2024-10-13 16:25:24
2	Mirel Cosulschi	1564	C	2022-12-04 20:32:38
3	Xiaochi Wang	1605	C	2022-07-17 08:40:46
4	CARLOS EDUARDO CHIARELLA BRAGA	1665	C	2025-05-21 19:34:43
5	Danial Motamedi Mehr	1704	C	2020-02-28 21:45:09
6	Komatsuna	1752	C	2022-06-03 00:58:09
7	Johan Larsson	1753	C	2022-08-22 19:03:06
8	Anton Siderud	2120	C	2020-01-13 16:08:38
9	Mikael Kökeritz	2135	C	2025-02-13 16:47:36
10	Dante Norling	2158	C	2025-02-08 19:57:54

#	User	Length	Language	Date
1	traxex	774	C#	2024-05-06 18:37:16
2	Andrei Cosovan	1111	C#	2026-03-01 17:00:41
3	Sven	1283	C#	2024-02-16 19:27:57
4	Hidden user	1714	C#	2026-03-03 10:48:03
5	Emad aldeen Issawi	2197	C#	2023-08-20 13:46:31
6	Ludwig Gehlsdorf	2203	C#	2020-08-30 16:32:37
7	Denis Traunter	2422	C#	2024-02-18 23:01:03
8	Matthew Hooper	2528	C#	2021-03-15 22:58:39
9	Muzakhir Amanzholov	2725	C#	2021-06-16 01:52:57
10	Jasmin Baniya	2725	C#	2021-06-17 02:23:25

#	User	Length	Language	Date
1	Long Ji	604	C++	2025-10-09 12:02:58
2	Elias Lolck	649	C++	2022-04-08 15:14:48
3	Wen Li Looi	728	C++	2017-03-23 04:02:07
4	Emmanuel Anaya	742	C++	2020-11-04 16:35:37
5	Daniel Bogorad	749	C++	2026-03-10 01:49:49
6	Asbjørn Lind	754	C++	2024-12-25 01:52:01
7	Leonardo Blanger	758	C++	2021-01-02 01:05:56
8	Ernest Ng Zi Xuan	760	C++	2023-03-17 14:23:20
9	bekarhunmain	772	C++	2024-08-03 13:34:07
10	Sean Wei	790	C++	2020-04-24 10:56:05

#	User	Length	Language	Date
1	Kevin Retzke	1731	Common Lisp	2019-07-14 03:43:40
2	Hidden user	2859	Common Lisp	2019-07-12 23:29:33

#	User	Length	Language	Date
1	Marcus Salzer	1588	Dart	2024-09-18 17:01:40

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1500	F#	2023-02-18 16:53:12

#	User	Length	Language	Date
1	RAFAEL ESTANISLAU MORAIS DOS SANTOS	984	Go	2025-05-21 20:12:57
2	Jonas Mittnacht	1210	Go	2024-02-11 16:21:57
3	Krzysztof Gibuła	1560	Go	2021-05-24 21:54:21
4	Norbert Voelker	3701	Go	2021-09-11 22:42:59

#	User	Length	Language	Date
1	Joshua Coward	1251	Haskell	2021-11-09 04:10:28
2	Steinar Simonnes	1638	Haskell	2024-03-31 16:50:05

#	User	Length	Language	Date
1	Doug Goodman	1064	Java	2017-08-16 22:06:16
2	Russell Rivard	1078	Java	2022-03-22 18:22:16
3	Jiru Xu	1105	Java	2017-09-20 22:53:18
4	Azael Zamora	1122	Java	2020-03-05 22:40:12
5	Mitch Price	1138	Java	2016-11-13 04:10:34
6	Eric Williamson	1153	Java	2016-10-23 17:32:20
7	Ninghui Li	1204	Java	2019-09-22 16:01:28
8	Markus Bao	1238	Java	2024-01-05 03:28:59
9	Nathan Nguyen	1246	Java	2022-03-21 18:42:49
10	Nicholas Mugleston	1249	Java	2019-10-16 15:06:52

#	User	Length	Language	Date
1	Thomas Wingsternes	1562	JavaScript (Node.js)	2022-11-10 11:55:02

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	911	JavaScript (SpiderMonkey)	2023-05-25 10:38:58
2	Jimmy Gustafsson	1059	JavaScript (SpiderMonkey)	2022-08-09 11:25:39
3	Bjørn Chr. Soltvedt	1113	JavaScript (SpiderMonkey)	2016-10-29 23:36:10
4	Håkan Lindahl	1475	JavaScript (SpiderMonkey)	2022-08-21 11:14:23

#	User	Length	Language	Date
1	Timothy Gaede	961	Julia	2025-10-31 04:56:01

#	User	Length	Language	Date
1	poppyer	985	Kotlin	2022-08-07 23:43:22
2	Emil Göransson	1282	Kotlin	2023-08-15 14:38:21
3	Sam Keyser	1321	Kotlin	2023-04-19 15:20:59
4	Phường Lên	1587	Kotlin	2019-11-19 05:05:40
5	Adam Rankin	1667	Kotlin	2023-09-16 01:31:03
6	Eric Sjöström	1693	Kotlin	2023-08-15 16:27:51
7	Hidden user	1721	Kotlin	2019-11-21 14:40:12
8	Roy Liu	1813	Kotlin	2023-08-14 18:28:53
9	Chelsea Hoernemann	2479	Kotlin	2022-12-01 20:09:36
10	Aksel Holbek Sørbye	29867	Kotlin	2025-10-03 20:22:24

#	User	Length	Language	Date
1	Marcel Goh	1851	OCaml	2019-11-24 22:41:05
2	Artemis Ngoh	4073	OCaml	2024-04-14 12:17:08

#	User	Length	Language	Date
1	Alfredo Beaumont	864	Odin	2024-02-12 19:24:16

#	User	Length	Language	Date
1	Ingemar Ragnemalm	2565	Pascal	2018-12-15 12:20:24

#	User	Length	Language	Date
1	Thomas Feld	366	Python 2	2019-09-05 14:22:18
2	Ted Ying	438	Python 2	2017-10-15 17:36:12
3	Asger Hautop Drewsen	589	Python 2	2019-01-10 02:59:18
4	Hidden user	594	Python 2	2018-07-29 10:46:09
5	Andreas Björklund	603	Python 2	2019-04-14 15:38:13
6	David Hou	660	Python 2	2018-10-12 00:42:14
7	Jonatan Nilsson	673	Python 2	2018-03-26 16:20:57
8	Jacob Karlsson	675	Python 2	2018-04-04 12:40:51
9	Sivasankaran D	706	Python 2	2025-08-25 13:36:42
10	Oscar Persson	708	Python 2	2018-03-18 13:26:37

#	User	Length	Language	Date
1	Thomas Feld	225	Python 3	2023-08-28 13:27:24
2	Daniel Bogorad	225	Python 3	2026-03-11 16:30:14
3	Simon Hellsten	245	Python 3	2023-08-20 23:07:45
4	Mattéo Delabre	255	Python 3	2022-11-04 14:35:35
5	Blake Herrera	272	Python 3	2022-10-16 21:00:07
6	Josh Taylor	336	Python 3	2023-01-27 23:45:54
7	Jorge EstradaMartinez	346	Python 3	2025-04-17 18:33:39
8	Elliot Anderson	350	Python 3	2026-02-13 12:18:19
9	Andrew Tapia	425	Python 3	2024-10-09 23:38:56
10	Yong Mao	437	Python 3	2023-07-27 11:35:21

#	User	Length	Language	Date
1	Adam Gausmann	1437	Rust	2019-09-27 23:52:32
2	Mathias Magnusson	1500	Rust	2019-02-05 11:35:14
3	Morten Lohne	1661	Rust	2018-11-04 16:23:33
4	Oskar Lindén	1671	Rust	2022-08-09 10:56:38
5	Nicholas	1717	Rust	2023-08-10 18:28:10
6	Joel Simonsson	1878	Rust	2025-02-13 23:01:27
7	Gustav Häggström	1965	Rust	2025-02-12 22:02:05
8	Mckinley Xie	1988	Rust	2025-04-29 21:03:53
9	Didzis Urtãns	1998	Rust	2025-03-20 16:46:53
10	Philip Hedberg	2110	Rust	2026-03-17 15:44:15

#	User	Length	Language	Date
1	Lucas Eduardo	1104	Swift	2025-11-15 13:18:34

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	1278	Visual Basic	2025-11-08 02:45:52

Solution running time distribution