Problem Y
Identifying Map Tiles — Problem Statistics

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Submissions	4406
Accepted submissions	2733
Submission ratio	62.03%
Authors	2496
Full solves [?]	2395
Full solve Ratio	95.95%

#	User	Runtime	Language	Date
1	Joe Amenta	0.01 s	C#	2016-04-09 23:39:51
2	Patrick Nobbe	0.02 s	C#	2016-04-03 13:05:26
3	Patrick Sjöö	0.02 s	C#	2016-06-15 18:24:04
4	Robert Low	0.02 s	C#	2016-07-15 14:20:09
5	Ugnius Skučas	0.02 s	C#	2016-10-07 12:26:42
6	Bram van der Zee	0.02 s	C#	2016-12-14 18:44:40
7	Khin Nyunt	0.02 s	C#	2016-12-31 15:40:15
8	Jens Mossig	0.02 s	C#	2017-02-16 21:04:24
9	Matthew Rocha	0.02 s	C#	2017-04-28 21:18:39
10	Rasmus Brants	0.02 s	C#	2017-05-04 10:48:14

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-07-13 01:12:26

#	User	Runtime	Language	Date
1	Patrick Bahr	0.04 s	F#	2021-02-19 21:09:00
2	Sebastian Sternberg	0.04 s	F#	2021-08-31 16:56:43
3	Jacob Harris Cryer Kragh	0.04 s	F#	2022-06-21 17:22:38

#	User	Runtime	Language	Date
1	Paing Hein Thu	0.00 s	Go	2023-10-04 09:45:36
2	Maharaj Mithu	0.00 s	Go	2023-12-22 20:08:28
3	Hidden user	0.00 s	Go	2024-11-01 12:46:33
4	Auwais	0.00 s	Go	2024-11-07 18:24:23
5	Cheney Lin	0.00 s	Go	2024-12-01 03:59:40
6	Jimmy Nejtron	0.00 s	Go	2024-12-29 18:29:00
7	Ian Wilkey	0.02 s	Go	2022-12-28 23:57:18
8	Zeheng Li	0.02 s	Go	2023-01-19 08:50:17
9	Hidden user	0.07 s	Go	2018-07-22 22:31:12
10	Alejandro Germain	0.07 s	Go	2018-09-29 14:18:22

#	User	Runtime	Language	Date
1	Nick Wu	0.05 s	Java	2015-11-29 09:03:18
2	George Mărcuș	0.05 s	Java	2015-11-29 09:17:02
3	Markus Blumenstock	0.05 s	Java	2015-11-29 09:18:22
4	Martijn Schuurmans	0.05 s	Java	2015-11-29 09:25:28
5	Manit Kumar	0.05 s	Java	2015-11-29 09:47:23
6	Tülin İzer	0.05 s	Java	2015-11-29 10:09:53
7	Barış Kayalıbay	0.05 s	Java	2015-11-29 10:38:08
8	Praveer Rai	0.05 s	Java	2015-11-29 11:10:09
9	Aykut Uzunoglu	0.05 s	Java	2015-11-29 11:28:53
10	Desmond Henaghen	0.05 s	Java	2015-11-29 11:32:18

#	User	Runtime	Language	Date
1	Tyrel Hiebert	0.05 s	JavaScript (Node.js)	2018-10-20 23:30:47
2	Carl Sundvall	0.05 s	JavaScript (Node.js)	2018-11-16 12:43:26
3	asterisk man	0.08 s	JavaScript (Node.js)	2023-04-29 20:33:39
4	John	0.42 s	JavaScript (Node.js)	2020-07-29 04:56:44
5	Andoko Chandra	0.42 s	JavaScript (Node.js)	2020-10-04 19:49:56
6	Chris Wong	0.42 s	JavaScript (Node.js)	2021-02-07 23:19:26
7	Greyson Keener	0.42 s	JavaScript (Node.js)	2021-03-15 18:18:46
8	Khin Nyunt	0.42 s	JavaScript (Node.js)	2021-11-21 13:14:55
9	Niamh Limerick	0.43 s	JavaScript (Node.js)	2022-02-19 22:20:11

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2015-12-19 17:36:57
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-01-16 10:12:19
3	Peter Menyes	0.01 s	JavaScript (SpiderMonkey)	2017-08-17 19:13:21
4	Martin Jay	0.01 s	JavaScript (SpiderMonkey)	2017-10-24 22:16:59
5	Nicklas Utgaard	0.01 s	JavaScript (SpiderMonkey)	2017-12-30 23:19:34
6	Robin Livesey	0.01 s	JavaScript (SpiderMonkey)	2018-04-25 06:13:24
7	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2022-11-13 19:00:03
8	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2024-04-22 18:36:41
9	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-06-16 10:16:39

#	User	Runtime	Language	Date
1	Timothy Gaede	0.52 s	Julia	2024-04-03 23:19:27

#	User	Runtime	Language	Date
1	Dayan Ruben Gonzalez	0.14 s	Kotlin	2020-09-28 13:41:08
2	Adam Rankin	0.16 s	Kotlin	2023-05-04 20:16:42
3	Adam Koprowski	0.18 s	Kotlin	2021-12-25 21:28:50
4	Neil Harmon	0.19 s	Kotlin	2019-04-30 07:59:23
5	Jose Santiago Jimenez Carranza	0.20 s	Kotlin	2025-03-22 20:49:41
6	Hidden user	0.21 s	Kotlin	2019-12-29 17:29:50
7	Troy Warmboe	0.21 s	Kotlin	2020-02-07 21:24:34
8	Chris Johnson	0.24 s	Kotlin	2025-10-28 21:14:13

#	User	Runtime	Language	Date
1	Aidan Olson	0.00 s	Lua	2024-02-02 16:30:48

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-05-08 22:05:18

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2017-09-16 06:51:30

#	User	Runtime	Language	Date
1	Silvena Lam	0.01 s	PHP	2016-02-11 05:24:27
2	Steven D. Wilson	0.01 s	PHP	2016-03-26 04:44:51
3	Anderson Palmeira	0.01 s	PHP	2018-05-04 19:39:58
4	Renate	0.01 s	PHP	2021-04-30 23:54:07
5	Andre Wahyudi	0.01 s	PHP	2022-12-02 08:56:34
6	Pyae Phyo Hein	0.01 s	PHP	2023-10-03 17:40:49

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2019-05-28 16:39:43

#	User	Runtime	Language	Date
1	Asger Hautop Drewsen	0.02 s	Python 2	2015-11-29 13:48:03
2	Christofer Ohlsson	0.02 s	Python 2	2015-11-30 07:27:59
3	Arne Tobias Malkenes Ødegaard	0.02 s	Python 2	2015-12-01 20:18:23
4	Johan Eliasson	0.02 s	Python 2	2016-01-04 15:52:00
5	Hidden user	0.02 s	Python 2	2016-01-04 16:42:37
6	Alexander Teno	0.02 s	Python 2	2016-01-04 20:38:21
7	Mang Saswi	0.02 s	Python 2	2016-01-06 17:58:39
8	Han Wang	0.02 s	Python 2	2016-01-29 23:41:23
9	Urban Pettersson	0.02 s	Python 2	2016-02-05 20:22:07
10	Martin Sundin	0.02 s	Python 2	2016-04-15 13:26:28

#	User	Runtime	Language	Date
1	Jan-Willem Buurlage	0.02 s	Python 3	2015-11-29 09:08:21
2	Hidden user	0.02 s	Python 3	2015-11-29 11:29:40
3	Martin Stensgård	0.02 s	Python 3	2016-01-24 05:39:39
4	Wayne	0.02 s	Python 3	2016-01-24 12:31:35
5	Hung Nguyen The	0.02 s	Python 3	2016-01-29 23:27:26
6	Øyvind Johansen Amundrud	0.02 s	Python 3	2016-02-16 23:25:48
7	Anja Trop	0.02 s	Python 3	2016-02-19 00:38:04
8	Johan Sannemo	0.02 s	Python 3	2016-04-04 08:37:26
9	Ivar Flakstad	0.02 s	Python 3	2016-04-05 12:09:44
10	Hannes Kristján Hannesson	0.02 s	Python 3	2016-05-02 11:41:23

#	User	Runtime	Language	Date
1	Casper Christensen	0.03 s	Ruby	2016-01-05 11:30:11
2	Lasse Berglund	0.03 s	Ruby	2016-03-29 11:07:54
3	Erik Rydbert	0.03 s	Ruby	2016-07-06 10:22:50
4	Paul Vinell	0.04 s	Ruby	2018-04-29 09:54:02
5	Nicholas Lantz	0.04 s	Ruby	2018-07-04 16:48:03
6	Hidden user	0.04 s	Ruby	2018-11-12 02:17:56
7	Laurent Voisin	0.04 s	Ruby	2019-07-30 19:49:25
8	Thomas Feld	0.06 s	Ruby	2022-11-08 12:21:01
9	Patrick Elsen	0.07 s	Ruby	2019-04-26 13:34:48

#	User	Length	Language	Date
1	Martin Blom	152	C	2023-10-18 09:45:35
2	Hjörtur Björnsson	272	C	2019-10-21 10:54:01
3	Ivan Petrov	310	C	2017-11-22 13:34:23
4	Seth Carter	328	C	2018-01-23 23:06:37
5	Allan Nouri	337	C	2023-10-31 14:17:59
6	Mustapha Slimani	339	C	2020-05-30 19:37:25
7	Eduardo Vicente Petry	339	C	2025-08-20 20:51:15
8	Matthew Weston	340	C	2022-01-08 12:56:38
9	Venkata Amaresh Iragavarapu	370	C	2015-11-29 13:49:55
10	Emil Wihlander	408	C	2020-11-30 15:16:41

#	User	Length	Language	Date
1	Göran Andersson	423	C#	2022-05-10 17:38:09
2	Kunwei Zhang	498	C#	2018-02-09 07:14:14
3	Benjamin Bilbeau	558	C#	2023-11-28 19:52:07
4	Alireza Nasrollahzadeh	593	C#	2018-06-14 21:19:28
5	Patrick Nobbe	654	C#	2016-04-13 10:50:50
6	Thomas Norris	688	C#	2019-09-26 20:34:36
7	Ugnius Skučas	742	C#	2016-10-07 12:43:47
8	Hidden user	745	C#	2024-11-15 11:19:57
9	Peter Konnerup Moss	786	C#	2019-10-21 08:03:41
10	Eric Weiss	786	C#	2022-07-29 15:36:46

#	User	Length	Language	Date
1	Jonas Rouven Schoenauer	161	C++	2023-10-16 20:06:19
2	Antonio Molina Lovett	187	C++	2016-04-09 18:27:15
3	Duncan Adkins	217	C++	2025-10-07 18:01:10
4	Johan Wind	233	C++	2015-11-30 11:21:20
5	Way Tan	245	C++	2019-02-28 10:22:38
6	Jan Elffers	260	C++	2015-11-29 12:25:55
7	Đậu Huy Minh	265	C++	2022-10-17 17:20:15
8	Hidden user	266	C++	2020-03-14 16:59:46
9	Ludo Pulles	267	C++	2018-11-14 12:07:51
10	Tobias Lehnert	278	C++	2018-10-24 18:29:46

#	User	Length	Language	Date
1	David Cawthon	439	Common Lisp	2020-07-13 01:12:26

#	User	Length	Language	Date
1	Sebastian Sternberg	479	F#	2021-08-31 16:59:17
2	Jacob Harris Cryer Kragh	1649	F#	2022-06-21 17:22:38
3	Patrick Bahr	1936	F#	2021-02-19 21:09:00

#	User	Length	Language	Date
1	Hidden user	296	Go	2018-11-12 02:47:25
2	Bastian Boger	344	Go	2017-03-01 11:37:38
3	Hidden user	352	Go	2024-11-01 12:46:33
4	Hidden user	390	Go	2018-07-22 22:31:12
5	Zeheng Li	390	Go	2023-01-19 16:08:59
6	Krzysztof Gibuła	427	Go	2021-04-20 15:40:32
7	Nyamdavaa Amar	441	Go	2022-04-19 18:08:37
8	Cheney Lin	466	Go	2024-12-01 03:59:40
9	Ian Wilkey	468	Go	2022-12-28 23:57:18
10	Paing Hein Thu	482	Go	2023-10-04 09:45:36

#	User	Length	Language	Date
1	Anthony Clays	295	Haskell	2017-01-06 18:01:32
2	BlackcapCoder	297	Haskell	2019-05-11 07:54:09
3	Peter Deal	312	Haskell	2016-05-07 18:39:56
4	Sebastian Banert	343	Haskell	2023-09-03 16:25:24
5	Håkon Flatval	380	Haskell	2018-08-20 13:13:42
6	Steinar Simonnes	424	Haskell	2024-01-17 15:58:30
7	Matthew Craven	434	Haskell	2018-08-26 02:00:26
8	Myint Myat Aung	451	Haskell	2020-07-29 05:21:05
9	Aurélien Pepin	454	Haskell	2019-08-14 07:10:57
10	Hidden user	455	Haskell	2019-08-23 19:39:09

#	User	Length	Language	Date
1	John Copley	401	Java	2017-12-22 20:33:22
2	Markus Bao	438	Java	2022-09-04 16:35:08
3	Baku	450	Java	2019-10-24 20:27:47
4	Doug Goodman	452	Java	2018-01-02 22:40:59
5	Hidden user	456	Java	2016-09-05 00:34:17
6	Niklas Lehmann	471	Java	2018-10-22 08:25:56
7	Natalie Longtin	487	Java	2018-09-04 23:05:24
8	Pedram Asadzadhe	495	Java	2018-08-14 16:25:43
9	Dỗn Lùng	498	Java	2018-10-18 16:38:20
10	Ryan Parappuram	503	Java	2020-06-27 19:55:37

#	User	Length	Language	Date
1	Greyson Keener	449	JavaScript (Node.js)	2021-03-15 18:18:46
2	asterisk man	453	JavaScript (Node.js)	2023-04-29 20:33:39
3	Tyrel Hiebert	483	JavaScript (Node.js)	2018-10-20 23:30:47
4	Chris Wong	882	JavaScript (Node.js)	2021-02-07 23:19:26
5	Andoko Chandra	921	JavaScript (Node.js)	2020-10-04 19:49:56
6	John	1028	JavaScript (Node.js)	2020-07-29 04:56:44
7	Khin Nyunt	1260	JavaScript (Node.js)	2021-11-21 13:14:55
8	Carl Sundvall	1296	JavaScript (Node.js)	2018-11-16 12:43:26
9	Niamh Limerick	1877	JavaScript (Node.js)	2022-02-19 22:20:11

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	103	JavaScript (SpiderMonkey)	2022-11-13 19:29:29
2	Jimmy Gustafsson	116	JavaScript (SpiderMonkey)	2024-06-16 10:16:39
3	Evan Magill	251	JavaScript (SpiderMonkey)	2024-04-22 18:36:41
4	Bjørn Chr. Soltvedt	335	JavaScript (SpiderMonkey)	2016-01-16 10:12:19
5	Nicklas Utgaard	344	JavaScript (SpiderMonkey)	2017-12-30 23:19:34
6	Peter Menyes	374	JavaScript (SpiderMonkey)	2017-08-17 19:13:21
7	Robin Livesey	429	JavaScript (SpiderMonkey)	2018-04-25 06:13:24
8	Peter Kedemo	451	JavaScript (SpiderMonkey)	2015-12-19 17:36:57
9	Martin Jay	526	JavaScript (SpiderMonkey)	2017-10-24 22:16:59

#	User	Length	Language	Date
1	Timothy Gaede	284	Julia	2024-04-03 23:19:27

#	User	Length	Language	Date
1	Adam Koprowski	412	Kotlin	2021-12-25 21:28:50
2	Jose Santiago Jimenez Carranza	437	Kotlin	2025-03-22 20:49:41
3	Adam Rankin	440	Kotlin	2023-05-04 20:16:42
4	Troy Warmboe	509	Kotlin	2020-02-07 21:24:34
5	Dayan Ruben Gonzalez	509	Kotlin	2020-09-28 13:41:08
6	Chris Johnson	537	Kotlin	2025-10-28 21:14:13
7	Hidden user	757	Kotlin	2019-12-29 17:29:50
8	Neil Harmon	774	Kotlin	2019-04-30 07:59:23

#	User	Length	Language	Date
1	Aidan Olson	281	Lua	2024-02-02 16:30:48

#	User	Length	Language	Date
1	Hidden user	617	Odin	2025-05-08 22:05:18

#	User	Length	Language	Date
1	Ingemar Ragnemalm	315	Pascal	2017-09-16 06:51:30

#	User	Length	Language	Date
1	Steven D. Wilson	322	PHP	2016-03-26 04:44:51
2	Pyae Phyo Hein	406	PHP	2023-10-03 17:40:49
3	Anderson Palmeira	442	PHP	2018-05-04 19:39:58
4	Renate	484	PHP	2021-04-30 23:54:07
5	Silvena Lam	569	PHP	2016-02-11 05:24:27
6	Andre Wahyudi	762	PHP	2022-12-02 08:56:34

#	User	Length	Language	Date
1	Andriy Zyevakov	630	Prolog	2019-05-28 16:39:43

#	User	Length	Language	Date
1	Thomas Feld	98	Python 2	2019-08-23 07:35:36
2	Andreas Eisele	118	Python 2	2018-09-28 14:24:12
3	Jesper Öqvist	133	Python 2	2018-10-20 09:44:34
4	Sigurður Jens Albertsson	140	Python 2	2018-01-06 10:23:34
5	Justin Su	143	Python 2	2019-10-01 23:31:59
6	Martin Sundin	146	Python 2	2016-04-15 13:26:28
7	Fan Zhang	151	Python 2	2017-11-14 00:38:13
8	Andreas Björklund	159	Python 2	2019-08-11 09:07:39
9	Victor Zheng	166	Python 2	2018-02-24 04:40:35
10	Hubert Teo	167	Python 2	2017-02-21 06:22:12

#	User	Length	Language	Date
1	Clement Oh	78	Python 3	2023-07-14 01:19:24
2	K Lin	79	Python 3	2023-01-08 13:52:18
3	Thomas Draper	86	Python 3	2022-12-14 19:41:03
4	Kasper Johansson	90	Python 3	2025-10-29 14:55:36
5	Shashank Bhatt	91	Python 3	2024-06-12 14:33:40
6	Ahmed Chamseddine	91	Python 3	2024-07-04 15:11:55
7	Henrik Olsen Eide	96	Python 3	2023-09-01 09:30:24
8	Tai Tze Kin	99	Python 3	2024-05-01 19:36:54
9	Hidden user	105	Python 3	2022-09-09 11:40:54
10	Charles Ancheta	105	Python 3	2023-03-28 06:37:33

#	User	Length	Language	Date
1	Thomas Feld	68	Ruby	2023-01-10 13:43:51
2	Hidden user	249	Ruby	2018-11-12 02:17:56
3	Casper Christensen	312	Ruby	2016-01-05 11:30:11
4	Erik Rydbert	329	Ruby	2016-07-06 10:22:50
5	Lasse Berglund	347	Ruby	2016-03-29 11:10:11
6	Paul Vinell	369	Ruby	2018-04-29 09:54:02
7	Laurent Voisin	394	Ruby	2019-07-30 19:49:25
8	Nicholas Lantz	615	Ruby	2018-07-04 16:48:03
9	Patrick Elsen	1514	Ruby	2019-04-26 13:34:48

#	User	Length	Language	Date
1	Vincent Lagerros	430	Rust	2025-02-03 13:55:18
2	Emil Dichmann	444	Rust	2025-09-20 02:00:51
3	Kok Dith	452	Rust	2021-08-06 14:23:10
4	Bas Dirks	539	Rust	2022-01-14 11:53:50
5	Thomas	554	Rust	2023-08-11 20:18:21
6	Pankajkumar Patro	588	Rust	2024-10-29 23:36:26
7	Chaoyi Yin	606	Rust	2019-04-01 23:44:29
8	Albert Rise Nielsen	628	Rust	2020-10-13 19:50:28
9	Freek van Keulen	645	Rust	2021-07-19 06:24:34
10	Eric Riddle	699	Rust	2025-10-07 17:17:49

Solution running time distribution