Problem A
I Wanna Be The Very Best — Problem Statistics

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Submissions	4710
Accepted submissions	1701
Submission ratio	36.11%
Authors	1570
Full solves [?]	1394
Full solve Ratio	88.79%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2019-03-05 15:39:20
2	Bergur Snorrason	0.00 s	C	2019-10-12 16:53:27
3	Eyleifur Bjarkason	0.00 s	C	2020-01-22 13:51:52
4	Sambit Palit	0.00 s	C	2020-10-23 18:01:53
5	Fredrik Karlberg	0.00 s	C	2023-08-19 16:16:01
6	Ethan Clark	0.01 s	C	2023-09-08 03:15:36

#	User	Runtime	Language	Date
1	Mikael Fiala-Lundström	0.04 s	C#	2021-07-17 12:40:58
2	Pontus Lidholm	0.05 s	C#	2023-08-09 13:39:05
3	Sam Brands	0.05 s	C#	2025-01-10 16:06:23
4	Steven Heinen	0.06 s	C#	2023-09-12 16:17:55
5	Joop van der Heiden	0.06 s	C#	2023-09-12 16:28:13
6	Mihai Spătariu	0.07 s	C#	2023-09-12 17:01:02
7	Ronald van de Weem	0.07 s	C#	2023-09-12 17:44:51
8	Hidden user	0.07 s	C#	2023-09-12 17:59:15
9	Elijah	0.07 s	C#	2023-10-19 04:34:26
10	Keiron Beadle	0.09 s	C#	2019-09-26 19:19:50

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Common Lisp	2019-06-13 07:45:50

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.10 s	F#	2023-02-05 09:31:11

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-08-20 14:08:51
2	Arne Philipeit	0.11 s	Go	2019-02-27 04:39:05

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.01 s	Haskell	2024-11-08 08:51:16
2	Brent Yorgey	0.02 s	Haskell	2018-11-05 05:32:03
3	Llaurence Git	0.02 s	Haskell	2018-11-07 08:41:13
4	apa420	0.02 s	Haskell	2019-03-11 00:49:25
5	Michael Wong	0.02 s	Haskell	2019-03-22 02:09:38
6	Dio Minott	0.02 s	Haskell	2019-05-04 00:44:10
7	Hidden user	0.02 s	Haskell	2019-10-27 12:25:07
8	Hidden user	0.02 s	Haskell	2023-01-03 14:30:51
9	Mason Barnhill	0.02 s	Haskell	2023-04-16 06:51:25

#	User	Runtime	Language	Date
1	José Vander Meulen	0.06 s	Java	2018-11-05 21:16:09
2	Ryan Tan	0.07 s	Java	2022-05-19 14:14:23
3	Kyle Kelly	0.08 s	Java	2018-11-06 08:01:25
4	Azu Algosaur	0.08 s	Java	2025-03-17 15:01:20
5	John Ladera	0.09 s	Java	2018-11-05 06:41:38
6	Bùi Việt Dũng	0.09 s	Java	2018-11-07 02:02:45
7	Herman Appelgren	0.09 s	Java	2018-11-17 14:59:43
8	Wesley O'Neill	0.09 s	Java	2018-11-29 12:43:48
9	Lin Lê	0.09 s	Java	2021-07-01 04:48:13
10	Luke Eales	0.09 s	Java	2023-08-17 15:20:50

#	User	Runtime	Language	Date
1	Ludvig Dahlberg	0.05 s	JavaScript (Node.js)	2025-07-16 13:06:16
2	Gonçalo Novo	0.05 s	JavaScript (Node.js)	2025-07-24 22:35:56
3	Sander Hellesø	0.07 s	JavaScript (Node.js)	2019-04-29 06:54:44
4	Dennis Svedberg	0.34 s	JavaScript (Node.js)	2019-02-04 21:03:15
5	Peter Kedemo	0.43 s	JavaScript (Node.js)	2020-01-11 10:18:37
6	Joe Walbran	0.44 s	JavaScript (Node.js)	2020-10-03 07:27:50

#	User	Runtime	Language	Date
1	Jimmy Gustafsson	0.03 s	JavaScript (SpiderMonkey)	2022-08-11 00:15:51
2	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-05-20 22:13:03
3	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2018-11-05 01:18:30
4	Zach Tschetter	0.05 s	JavaScript (SpiderMonkey)	2023-05-07 20:47:09

#	User	Runtime	Language	Date
1	Timothy Gaede	0.77 s	Julia	2025-03-31 20:23:09

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.18 s	Kotlin	2021-03-08 18:38:50
2	Hidden user	0.21 s	Kotlin	2019-03-11 01:43:34
3	Hidden user	0.23 s	Kotlin	2019-12-18 18:44:03
4	Ola Sundell	0.26 s	Kotlin	2020-09-01 13:17:07
5	Adam Rankin	0.26 s	Kotlin	2023-05-12 02:26:54
6	Bradley Richards	0.27 s	Kotlin	2023-03-08 18:00:10
7	Neil Harmon	0.33 s	Kotlin	2019-07-24 11:00:29

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2021-07-17 13:31:05

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.26 s	Prolog	2018-11-17 15:15:34

#	User	Runtime	Language	Date
1	Khoai Pham	0.03 s	Python 2	2018-11-04 04:39:12
2	Hiếu Lăng	0.04 s	Python 2	2018-11-03 01:53:56
3	Nguyen Thanh Trung	0.04 s	Python 2	2018-11-03 02:02:47
4	dasuo	0.04 s	Python 2	2018-11-04 02:23:56
5	Trinh Khanh Duy Le	0.04 s	Python 2	2018-11-04 02:55:32
6	Johann Ly	0.04 s	Python 2	2018-11-05 08:28:04
7	Jesper Öqvist	0.04 s	Python 2	2018-11-05 20:03:07
8	Lars Åström	0.04 s	Python 2	2018-11-12 22:30:31
9	Ethan Arnold	0.04 s	Python 2	2018-11-17 08:11:10
10	Andrei Stoica	0.04 s	Python 2	2019-01-08 22:22:28

#	User	Runtime	Language	Date
1	Kasra Ghodsi	0.02 s	Python 3	2018-11-05 02:59:22
2	Christofer Ohlsson	0.02 s	Python 3	2018-11-05 10:23:57
3	Ben Stutzman	0.02 s	Python 3	2018-11-05 16:48:33
4	Arnav Sastry	0.02 s	Python 3	2018-11-07 14:40:08
5	Benjamin Valpey	0.02 s	Python 3	2018-11-07 19:02:48
6	Ram Basnet	0.02 s	Python 3	2018-11-08 05:34:33
7	Meta Novitia	0.02 s	Python 3	2018-11-14 08:19:43
8	Jakob Kallestad	0.02 s	Python 3	2018-11-25 16:53:35
9	Vincent Tandya	0.02 s	Python 3	2018-12-15 15:01:49
10	Kathleen Ericson	0.02 s	Python 3	2018-12-29 13:35:33

#	User	Runtime	Language	Date
1	Miorel Palii	0.05 s	Ruby	2018-11-05 04:39:03
2	Donald Dong	0.05 s	Ruby	2019-02-27 08:13:56
3	Thomas Feld	0.06 s	Ruby	2023-08-21 13:03:49
4	Clement Oh	0.07 s	Ruby	2024-02-17 09:12:42

#	User	Runtime	Language	Date
1	Isak Jägberg	0.00 s	Rust	2021-01-05 13:06:52
2	Bas Dirks	0.00 s	Rust	2022-01-20 21:54:07
3	Vincent Lagerros	0.00 s	Rust	2024-09-27 14:40:26
4	Eric Källman	0.00 s	Rust	2025-07-20 18:51:49

#	User	Length	Language	Date
1	Ivan Petrov	1109	C	2019-03-05 15:39:20
2	Fredrik Karlberg	1283	C	2023-08-19 16:16:01
3	Sambit Palit	2068	C	2020-10-23 18:01:53
4	Bergur Snorrason	2253	C	2019-10-12 16:53:27
5	Ethan Clark	2785	C	2023-09-08 03:15:36
6	Eyleifur Bjarkason	9039	C	2020-01-22 13:51:52

#	User	Length	Language	Date
1	Elijah	1005	C#	2023-10-19 04:34:26
2	Joop van der Heiden	1407	C#	2023-09-12 16:28:13
3	Ronald van de Weem	1427	C#	2023-09-12 17:44:51
4	Hidden user	1556	C#	2023-09-12 17:59:15
5	Sam Brands	1589	C#	2025-01-10 16:06:23
6	Steven Heinen	1734	C#	2023-09-12 16:17:55
7	Mikael Fiala-Lundström	2006	C#	2021-07-17 12:40:58
8	Pontus Lidholm	2284	C#	2023-08-09 13:39:05
9	Erik van Holland	2645	C#	2023-09-12 16:47:45
10	Keiron Beadle	3062	C#	2019-09-26 19:19:50

#	User	Length	Language	Date
1	Paul Wild	450	C++	2022-04-30 21:09:26
2	Liu Peize	486	C++	2019-03-25 12:06:44
3	Lim An Jun	493	C++	2023-04-01 15:42:36
4	Eric Hu	495	C++	2022-07-30 20:17:00
5	Trung Nguyen Quang	512	C++	2018-11-04 03:10:04
6	Anh Nguyen Lan	514	C++	2018-11-04 02:09:36
7	Seunghyun Joe	516	C++	2018-11-21 09:00:55
8	Chen Chao	529	C++	2019-03-23 06:53:51
9	joyce lim li jie	532	C++	2019-03-23 17:50:29
10	Zane Yu	536	C++	2019-01-09 11:51:02

#	User	Length	Language	Date
1	Hidden user	531	Common Lisp	2019-06-13 07:45:50

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1101	F#	2023-02-05 09:31:11

#	User	Length	Language	Date
1	Arne Philipeit	757	Go	2019-02-27 04:39:05
2	Norbert Voelker	910	Go	2021-08-20 14:08:51

#	User	Length	Language	Date
1	Llaurence Git	419	Haskell	2018-11-07 08:41:13
2	Hidden user	559	Haskell	2023-01-03 14:30:51
3	Brent Yorgey	700	Haskell	2018-11-05 05:32:03
4	Steinar Simonnes	805	Haskell	2024-11-08 08:52:38
5	Dio Minott	1239	Haskell	2019-05-04 00:44:10
6	apa420	1261	Haskell	2019-03-11 00:49:25
7	Michael Wong	1261	Haskell	2019-03-22 02:09:38
8	Mason Barnhill	1479	Haskell	2023-04-16 06:51:25
9	Hidden user	9258	Haskell	2019-10-27 12:25:07

#	User	Length	Language	Date
1	Emil Bak-Møller	836	Java	2019-02-16 12:49:04
2	Nguyễn Mạnh Phúc	838	Java	2018-11-04 03:00:36
3	Ethan Fan	857	Java	2021-12-31 02:21:37
4	Ida Bagus Purwa	857	Java	2022-11-15 18:04:12
5	Daniel Sutantyo	867	Java	2021-09-27 09:15:13
6	Doug Goodman	968	Java	2019-05-19 16:20:03
7	Rohit Meena	968	Java	2024-03-13 14:40:52
8	Bjarni Thor Karason	986	Java	2018-11-14 00:02:23
9	Árni Bjarnsteinsson	992	Java	2018-11-15 08:21:57
10	Hrushik Chiluvuri	1003	Java	2021-09-16 16:25:37

#	User	Length	Language	Date
1	Gonçalo Novo	751	JavaScript (Node.js)	2025-07-24 22:35:56
2	Peter Kedemo	768	JavaScript (Node.js)	2020-01-11 10:18:37
3	Ludvig Dahlberg	1007	JavaScript (Node.js)	2025-07-16 13:06:16
4	Dennis Svedberg	1213	JavaScript (Node.js)	2019-02-04 21:03:15
5	Sander Hellesø	1266	JavaScript (Node.js)	2019-04-29 06:54:44
6	Joe Walbran	1281	JavaScript (Node.js)	2020-10-03 07:27:50

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	319	JavaScript (SpiderMonkey)	2018-11-05 01:18:30
2	Christian Pilegaard Cederquist	477	JavaScript (SpiderMonkey)	2023-05-20 22:13:03
3	Zach Tschetter	592	JavaScript (SpiderMonkey)	2023-05-07 20:47:09
4	Jimmy Gustafsson	594	JavaScript (SpiderMonkey)	2022-08-11 00:15:51

#	User	Length	Language	Date
1	Timothy Gaede	746	Julia	2025-03-31 20:23:09

#	User	Length	Language	Date
1	Adam Rankin	626	Kotlin	2023-05-12 02:26:54
2	Ola Sundell	835	Kotlin	2020-09-01 13:17:07
3	Hidden user	990	Kotlin	2019-12-18 18:44:03
4	Hidden user	1180	Kotlin	2019-03-11 01:45:17
5	Bradley Richards	1261	Kotlin	2023-03-08 18:00:10
6	Neil Harmon	1302	Kotlin	2019-07-24 11:00:29
7	Nicholas Johnson	1834	Kotlin	2021-03-08 18:38:50

#	User	Length	Language	Date
1	Renate	1020	PHP	2021-07-17 13:31:05

#	User	Length	Language	Date
1	Andriy Zyevakov	806	Prolog	2018-11-17 15:15:34

#	User	Length	Language	Date
1	Ethan Arnold	258	Python 2	2018-11-17 08:11:10
2	Andreas Björklund	276	Python 2	2019-10-23 06:40:11
3	Thomas Feld	297	Python 2	2019-09-06 13:53:09
4	Hidden user	308	Python 2	2019-07-07 12:30:59
5	Lars Åström	334	Python 2	2018-11-12 22:30:31
6	Guan Yang Ze	353	Python 2	2019-09-08 09:56:16
7	Hiếu Lăng	364	Python 2	2018-11-03 01:53:56
8	Nguyen Thanh Trung	366	Python 2	2018-11-03 02:02:47
9	Conor McCauley	368	Python 2	2019-10-28 06:43:30
10	Johan Lyts	412	Python 2	2020-02-09 21:16:59

#	User	Length	Language	Date
1	Simon Hellsten	127	Python 3	2023-08-20 16:14:44
2	David Aldenbro	165	Python 3	2025-10-12 13:12:40
3	Hidden user	192	Python 3	2021-06-17 13:36:36
4	Hao Ye	203	Python 3	2024-04-13 13:42:56
5	Roger Bongers	213	Python 3	2020-08-08 11:46:14
6	Bas H	219	Python 3	2023-09-14 12:05:01
7	Clement Oh	222	Python 3	2023-10-31 15:23:24
8	Nicholas Russell Saerang	232	Python 3	2023-06-23 20:28:00
9	Yong Mao	242	Python 3	2022-10-25 23:02:50
10	Teikn Smith	244	Python 3	2022-07-01 23:28:10

#	User	Length	Language	Date
1	Thomas Feld	100	Ruby	2023-08-21 13:11:50
2	Clement Oh	217	Ruby	2024-02-17 09:12:42
3	Miorel Palii	230	Ruby	2018-11-05 04:39:03
4	Donald Dong	277	Ruby	2019-02-27 08:13:56

#	User	Length	Language	Date
1	Bas Dirks	1322	Rust	2022-01-20 21:54:07
2	Eric Källman	1489	Rust	2025-07-20 18:51:49
3	Isak Jägberg	2672	Rust	2021-01-05 13:06:52
4	Vincent Lagerros	16315	Rust	2024-09-27 14:40:26

Solution running time distribution