Problem A
Bing It On — Problem Statistics

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Submissions	10270
Accepted submissions	3967
Submission ratio	38.63%
Authors	3330
Full solves [?]	2670
Full solve Ratio	80.18%

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	C	2017-07-13 08:26:41
2	Isaac Saffold	0.02 s	C	2018-12-03 06:43:34
3	Amar Topalovic	0.02 s	C	2019-05-21 07:14:13
4	André Danielsson	0.03 s	C	2016-11-22 23:53:59
5	Svein Høgemo	0.03 s	C	2018-05-23 03:51:42
6	Damjan Polugic	0.03 s	C	2020-01-05 19:41:04
7	Mikael K Eriksson	0.03 s	C	2021-07-23 20:10:08
8	Alexander Bilde Pedersen	0.03 s	C	2023-03-29 16:33:55
9	Mirel Cosulschi	0.03 s	C	2025-02-19 13:38:10
10	Sambit Palit	0.04 s	C	2020-12-13 03:18:54

#	User	Runtime	Language	Date
1	Jukka Paajanen	0.20 s	C#	2017-11-20 02:48:43
2	Jacob Nicholas Beland	0.27 s	C#	2022-01-01 12:41:01
3	Gustav Krantz	0.34 s	C#	2017-10-17 23:49:18
4	Frankie Chen	0.43 s	C#	2019-08-15 00:32:23
5	Anthony Ye	0.44 s	C#	2025-07-25 20:56:49
6	Esty Crow	0.45 s	C#	2025-07-25 03:17:58
7	Edvin Mako	0.46 s	C#	2020-05-23 20:25:06
8	Rafael Steffen Nguyen Jensen	0.53 s	C#	2025-04-01 10:27:08
9	Nabeel Mirza	0.54 s	C#	2023-12-04 06:43:40
10	Michael Damsgaard	0.59 s	C#	2025-01-12 08:24:00

#	User	Runtime	Language	Date
1	Daniel Schemmel	0.01 s	C++	2016-10-03 04:55:16
2	Johannes Olegård	0.01 s	C++	2016-11-24 16:39:12
3	Hidden user	0.01 s	C++	2018-05-03 14:07:51
4	Wen Li Looi	0.02 s	C++	2017-07-20 07:41:56
5	rumble	0.02 s	C++	2017-09-07 15:05:47
6	Kevin Luvian	0.02 s	C++	2017-09-23 05:12:17
7	Maciej Goszczycki	0.02 s	C++	2017-10-10 01:05:32
8	Bay Wei Heng	0.02 s	C++	2018-01-10 08:30:35
9	Dara MacConville	0.02 s	C++	2018-02-11 20:14:25
10	Amar Topalovic	0.02 s	C++	2018-05-31 14:15:35

#	User	Runtime	Language	Date
1	Brian Grenier	0.71 s	Common Lisp	2021-03-06 03:16:34

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.37 s	F#	2023-05-04 17:55:12
2	Mikkel Nilsson	0.88 s	F#	2022-03-29 13:27:39
3	Thøger Bro	0.94 s	F#	2024-04-25 00:01:11

#	User	Runtime	Language	Date
1	Norbert Voelker	0.37 s	Go	2022-04-24 23:17:18
2	David Florness	0.40 s	Go	2019-03-11 06:53:31
3	Sander Hellesø	0.42 s	Go	2019-03-13 04:09:01
4	Krzysztof Gibuła	0.54 s	Go	2019-04-30 00:24:28

#	User	Runtime	Language	Date
1	Birk Tjelmeland	0.30 s	Haskell	2018-05-24 19:05:56
2	Gustaf Pihl	0.67 s	Haskell	2024-05-03 13:07:30
3	Matthew Craven	0.68 s	Haskell	2018-09-22 16:17:02
4	Joshua Coward	0.73 s	Haskell	2021-10-23 00:14:50
5	Hidden user	0.75 s	Haskell	2016-06-28 16:41:05
6	Stian	0.77 s	Haskell	2020-04-21 15:41:21
7	Ng Tek In	0.77 s	Haskell	2023-10-19 11:33:19
8	Zach Tschetter	0.87 s	Haskell	2021-07-27 17:27:51
9	Morten Lohne	0.93 s	Haskell	2018-04-17 19:47:32

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.13 s	Java	2024-04-26 21:33:03
2	Nigel Quinn	0.19 s	Java	2018-03-12 22:17:13
3	Marco Troltsch	0.20 s	Java	2016-10-15 22:12:50
4	Martijn Muijsers	0.20 s	Java	2016-11-02 19:30:19
5	Sam Reinehr	0.20 s	Java	2018-10-17 06:00:12
6	Emil Bak-Møller	0.20 s	Java	2021-03-02 13:19:50
7	Simon Xue	0.21 s	Java	2016-04-20 06:28:16
8	Peter Beattie	0.21 s	Java	2017-12-29 00:00:11
9	Jamie Walton	0.21 s	Java	2018-02-23 16:05:33
10	Haim Tagamlitsky	0.21 s	Java	2018-02-28 23:57:05

#	User	Runtime	Language	Date
1	Nicklas Østerberg	0.66 s	JavaScript (Node.js)	2025-04-04 09:10:17
2	Nathan Collins	0.80 s	JavaScript (Node.js)	2018-05-30 02:42:13

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.63 s	JavaScript (SpiderMonkey)	2023-04-10 10:12:27
2	Peter Kedemo	0.83 s	JavaScript (SpiderMonkey)	2016-04-16 20:14:51
3	Majd Kilou	0.83 s	JavaScript (SpiderMonkey)	2022-09-19 14:35:29
4	Bjørn Chr. Soltvedt	0.88 s	JavaScript (SpiderMonkey)	2016-04-18 00:24:03
5	Andri Andresson	0.90 s	JavaScript (SpiderMonkey)	2018-04-25 21:33:28

#	User	Runtime	Language	Date
1	Hidden user	0.40 s	Kotlin	2019-12-12 06:59:34
2	Ditlef Alexander Diseth	0.47 s	Kotlin	2020-04-26 14:57:01
3	Filip Belik	0.60 s	Kotlin	2019-12-17 04:19:01
4	Phường Lên	0.70 s	Kotlin	2020-05-11 19:42:03
5	Thanh Le	0.73 s	Kotlin	2021-07-15 04:09:43
6	Adam Rankin	0.95 s	Kotlin	2023-09-22 05:12:12
7	Dayan Ruben Gonzalez	0.98 s	Kotlin	2020-10-16 21:21:57

#	User	Runtime	Language	Date
1	Caleb Austin	0.39 s	Lua	2024-11-23 23:14:30

#	User	Runtime	Language	Date
1	Torfinn Tyvold Skarvatun	0.13 s	Python 2	2016-04-16 13:06:19
2	Ciara Godwin	0.13 s	Python 2	2018-05-03 16:35:12
3	Juliang Li	0.14 s	Python 2	2018-01-31 18:05:52
4	Martin Kirkholt Melhus	0.15 s	Python 2	2016-04-16 14:02:33
5	John Paul Hanson	0.15 s	Python 2	2017-09-24 02:45:18
6	Christofer Ohlsson	0.16 s	Python 2	2016-04-16 16:22:00
7	Sigve Sebastian Farstad	0.17 s	Python 2	2016-04-16 11:58:42
8	Manu Lam	0.17 s	Python 2	2018-01-14 13:23:02
9	Jonathan Grimes	0.18 s	Python 2	2018-04-21 21:56:32
10	Erlend Åmdal	0.19 s	Python 2	2016-04-16 12:17:32

#	User	Runtime	Language	Date
1	Marcel Rød	0.13 s	Python 3	2022-01-01 22:28:58
2	Hidden user	0.13 s	Python 3	2023-05-05 09:42:11
3	Thomas Bolf	0.13 s	Python 3	2025-04-25 22:54:54
4	Mohammed Al Robiay	0.14 s	Python 3	2025-11-29 05:19:46
5	Zayd Biberdorf	0.14 s	Python 3	2025-12-02 04:28:15
6	Jakob Hjalgrim	0.15 s	Python 3	2023-03-28 13:49:34
7	Muaadh Alhamdi	0.15 s	Python 3	2025-11-29 12:15:07
8	Nadja Brix Koch	0.16 s	Python 3	2021-03-03 18:27:37
9	Christoffer Sommerlund	0.16 s	Python 3	2022-03-29 11:11:32
10	Anh Pham	0.16 s	Python 3	2024-09-22 13:50:25

#	User	Runtime	Language	Date
1	Andreas Severin Hauch Trøstrup	0.57 s	Ruby	2023-04-09 11:25:49
2	Thomas Feld	0.84 s	Ruby	2023-02-13 10:48:22
3	Clement Oh	0.87 s	Ruby	2023-12-02 10:48:36
4	Hidden user	0.92 s	Ruby	2019-02-28 12:45:36

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2026-02-28 21:46:53
2	Adrian Borup	0.02 s	Rust	2023-03-28 14:14:37
3	Albert Rise Nielsen	0.02 s	Rust	2023-03-28 14:53:23
4	Akemi Izuko	0.03 s	Rust	2022-11-26 07:56:49
5	Joe Blower	0.03 s	Rust	2025-08-16 18:56:16
6	Egor Kulikov	0.05 s	Rust	2024-12-26 16:28:23
7	Louis Bouchard	0.17 s	Rust	2024-11-09 06:43:34
8	Malthe Mathias Mølgaard Larsen	0.18 s	Rust	2023-04-04 10:43:10
9	Krish Lal	0.19 s	Rust	2025-11-20 07:18:40
10	Yoeri Otten	0.22 s	Rust	2022-04-25 00:15:30

#	User	Length	Language	Date
1	Svein Høgemo	689	C	2018-05-23 03:51:42
2	Mikael K Eriksson	706	C	2021-07-23 20:10:08
3	Gursimar Singh Miglani	793	C	2022-02-06 07:19:18
4	Damjan Polugic	864	C	2020-01-05 19:41:04
5	Hidden user	1109	C	2017-07-13 07:54:22
6	Amar Topalovic	1110	C	2019-05-24 16:13:31
7	Isaac Saffold	1141	C	2018-12-03 06:43:34
8	Alexander Bilde Pedersen	1184	C	2023-03-29 16:25:12
9	André Danielsson	1261	C	2016-11-22 23:53:59
10	Mirel Cosulschi	1299	C	2025-02-19 13:38:10

#	User	Length	Language	Date
1	Esty Crow	625	C#	2025-07-25 18:03:13
2	Nabeel Mirza	772	C#	2023-12-04 06:43:40
3	Anthony Ye	802	C#	2025-07-25 20:56:49
4	Michael Damsgaard	1267	C#	2025-01-12 08:27:34
5	Edvin Mako	1329	C#	2020-05-23 20:25:06
6	Jukka Paajanen	1452	C#	2017-11-20 02:48:43
7	Rafael Steffen Nguyen Jensen	1478	C#	2025-04-01 10:27:08
8	Frankie Chen	1743	C#	2019-08-15 00:32:23
9	Gustav Krantz	1955	C#	2017-10-17 23:49:18
10	Nathan Andrews	2393	C#	2024-11-17 20:29:55

#	User	Length	Language	Date
1	William Gan	246	C++	2018-04-01 04:57:59
2	Tuukka Korhonen	250	C++	2022-04-24 08:45:34
3	Casper Christensen	252	C++	2016-04-16 19:03:23
4	Sean Purcell	261	C++	2016-10-02 20:08:12
5	blameazu	264	C++	2024-03-15 01:35:49
6	Andrey Chumachenko	271	C++	2017-11-15 13:50:17
7	Bryan Heryanto	275	C++	2020-02-08 11:09:16
8	Raynold Ng	276	C++	2018-03-31 18:58:10
9	Johan Wind	278	C++	2016-08-07 00:28:36
10	Kok Seng Chiew	278	C++	2019-03-24 17:48:16

#	User	Length	Language	Date
1	Brian Grenier	1425	Common Lisp	2021-03-06 03:16:34

#	User	Length	Language	Date
1	Mikkel Nilsson	669	F#	2022-03-29 13:27:39
2	Jacob Harris Cryer Kragh	969	F#	2023-05-04 17:55:12
3	Thøger Bro	1184	F#	2024-04-25 00:01:11

#	User	Length	Language	Date
1	Krzysztof Gibuła	442	Go	2019-04-30 00:24:28
2	David Florness	823	Go	2019-03-11 06:53:31
3	Norbert Voelker	1078	Go	2022-04-24 23:17:18
4	Sander Hellesø	1662	Go	2019-03-13 04:09:01

#	User	Length	Language	Date
1	Joshua Coward	437	Haskell	2021-10-26 17:20:42
2	Stian	573	Haskell	2020-04-21 15:41:21
3	Birk Tjelmeland	632	Haskell	2018-05-24 19:05:56
4	Matthew Craven	733	Haskell	2018-09-22 16:17:02
5	Zach Tschetter	757	Haskell	2021-07-27 17:27:51
6	Hidden user	858	Haskell	2016-06-28 16:41:55
7	Gustaf Pihl	932	Haskell	2024-05-03 13:07:30
8	Morten Lohne	977	Haskell	2018-04-17 19:51:46
9	Ng Tek In	1476	Haskell	2023-10-19 11:33:19

#	User	Length	Language	Date
1	Albert Luu	521	Java	2017-01-19 03:59:36
2	Eric Williamson	603	Java	2016-10-02 19:54:22
3	Matin Shirandasht	619	Java	2016-10-18 18:56:31
4	Joey Chan	620	Java	2016-10-06 21:44:32
5	Mitch Price	679	Java	2016-10-06 01:04:03
6	Doug Goodman	701	Java	2017-09-05 22:23:19
7	Peter Steele	729	Java	2016-10-02 22:14:32
8	Aldo Chow	735	Java	2017-06-04 06:17:21
9	David King	738	Java	2018-02-03 14:57:35
10	Hidden user	739	Java	2016-09-20 18:38:16

#	User	Length	Language	Date
1	Nathan Collins	571	JavaScript (Node.js)	2018-05-30 02:42:13
2	Nicklas Østerberg	1541	JavaScript (Node.js)	2025-04-04 09:10:17

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	234	JavaScript (SpiderMonkey)	2023-04-10 10:12:27
2	Peter Kedemo	305	JavaScript (SpiderMonkey)	2016-04-16 20:14:51
3	Bjørn Chr. Soltvedt	356	JavaScript (SpiderMonkey)	2016-04-18 00:24:03
4	Majd Kilou	364	JavaScript (SpiderMonkey)	2022-09-19 14:35:29
5	Andri Andresson	964	JavaScript (SpiderMonkey)	2018-04-25 21:33:28

#	User	Length	Language	Date
1	Adam Rankin	352	Kotlin	2023-09-22 05:12:12
2	Dayan Ruben Gonzalez	710	Kotlin	2020-10-16 21:21:57
3	Filip Belik	1789	Kotlin	2019-12-17 04:19:01
4	Hidden user	1971	Kotlin	2019-12-12 06:59:34
5	Thanh Le	1995	Kotlin	2021-07-15 04:08:55
6	Phường Lên	3013	Kotlin	2020-05-11 19:42:03
7	Ditlef Alexander Diseth	3466	Kotlin	2020-04-26 14:57:01

#	User	Length	Language	Date
1	Caleb Austin	396	Lua	2024-11-23 23:14:30

#	User	Length	Language	Date
1	Thomas Feld	196	Python 2	2019-08-27 14:30:07
2	Neal Zane	217	Python 2	2016-04-25 00:05:35
3	Andreas Björklund	227	Python 2	2019-05-08 21:15:07
4	Alexander Alf Jonassen	230	Python 2	2016-04-16 15:11:42
5	Ragur Krishnan	234	Python 2	2018-09-22 00:30:31
6	Lars Tveito	239	Python 2	2016-04-29 01:48:16
7	Tore Norderud	240	Python 2	2016-04-25 13:27:50
8	Mel Shu	244	Python 2	2017-10-21 20:02:50
9	Morten Movik	245	Python 2	2018-05-07 16:57:14
10	Måns Gezelius	247	Python 2	2018-04-23 14:58:19

#	User	Length	Language	Date
1	Clement Oh	89	Python 3	2023-07-17 16:38:17
2	Kacem Khaled	113	Python 3	2022-10-21 22:57:46
3	Jaydan Aladro	115	Python 3	2022-10-10 19:00:53
4	Nandan Ramesh	118	Python 3	2023-11-26 07:15:12
5	Ahmed Chamseddine	121	Python 3	2024-09-13 12:43:17
6	Kaaden RumanCam	123	Python 3	2023-11-22 00:09:02
7	Philip Kristian Møller Flyvholm	128	Python 3	2024-04-03 16:51:42
8	Mattéo Delabre	130	Python 3	2022-10-07 00:48:42
9	Shashank Bhatt	133	Python 3	2023-03-13 04:47:29
10	Riko Jacob	161	Python 3	2024-05-19 00:40:08

#	User	Length	Language	Date
1	Thomas Feld	78	Ruby	2023-02-13 10:48:22
2	Clement Oh	116	Ruby	2023-12-02 10:48:36
3	Hidden user	255	Ruby	2019-02-28 12:45:36
4	Andreas Severin Hauch Trøstrup	435	Ruby	2023-04-09 11:25:49

#	User	Length	Language	Date
1	Bas Dirks	396	Rust	2022-06-14 19:24:33
2	Simon Hallefält	622	Rust	2025-11-19 17:47:19
3	Rolf Martin Glomsrud	865	Rust	2023-01-14 09:48:45
4	Albert Rise Nielsen	1120	Rust	2023-03-28 14:44:20
5	Adrian Borup	1156	Rust	2023-03-28 14:16:36
6	Eric Pinter	1375	Rust	2022-05-07 05:51:01
7	Ludwig Granstedt	1407	Rust	2023-02-04 17:33:03
8	Marcus Salzer	1726	Rust	2025-11-19 18:43:51
9	Yoeri Otten	1731	Rust	2022-04-25 00:15:30
10	Louis Bouchard	1770	Rust	2024-11-09 06:43:34

Solution running time distribution