Problem A
Johnny Applesack — Problem Statistics

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Submissions	1645
Accepted submissions	685
Submission ratio	41.64%
Authors	603
Full solves [?]	518
Full solve Ratio	85.90%

#	User	Runtime	Language	Date
1	Olav Røthe Bakken	0.00 s	C	2017-04-22 11:33:07
2	Adam Evans	0.00 s	C	2017-10-28 23:57:08
3	Hidden user	0.01 s	C	2017-04-23 01:28:22
4	Erlandas Miezys	0.01 s	C	2018-02-09 12:56:44
5	vance	0.01 s	C	2020-04-02 10:31:04
6	Teikn Smith	0.01 s	C	2024-03-16 00:12:14
7	Odimar FALCAO Filho	0.01 s	C	2024-07-28 18:23:57
8	Wladimir Tavares	0.01 s	C	2024-07-28 18:24:17
9	Hidden user	0.01 s	C	2025-03-23 16:30:01

#	User	Runtime	Language	Date
1	Øyvind Skaar	0.02 s	C#	2017-04-22 13:47:16
2	Anders	0.02 s	C#	2018-06-17 12:54:04
3	Johan Litsfeldt	0.03 s	C#	2021-03-20 21:02:30
4	Erick Whatcott	0.06 s	C#	2025-03-07 01:50:33

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2021-12-08 22:12:28
2	Xavier Loose	0.11 s	Go	2018-02-02 22:42:52

#	User	Runtime	Language	Date
1	Patrick Losique	0.01 s	Haskell	2021-01-17 02:45:26
2	Hidden user	0.01 s	Haskell	2023-07-07 11:31:16
3	Juan Miguel Vilar	0.01 s	Haskell	2024-04-30 15:44:49
4	Steinar Simonnes	0.01 s	Haskell	2025-02-05 16:11:18
5	Brent Yorgey	0.02 s	Haskell	2020-01-03 04:00:54
6	Olle Eriksson	0.03 s	Haskell	2017-11-15 17:03:38
7	Mark Lekkerkerker	0.03 s	Haskell	2020-06-23 17:55:43
8	Matthew Li	0.09 s	Haskell	2025-03-17 18:13:56

#	User	Runtime	Language	Date
1	Alvin Lee	0.05 s	Java	2025-09-03 21:12:19
2	Fredrik Lygre Bergesen	0.06 s	Java	2017-04-22 19:33:04
3	Kristoffer Åhgren	0.06 s	Java	2017-05-24 22:11:32
4	Aldo Chow	0.06 s	Java	2017-05-28 07:52:56
5	Erik Baalhuis	0.06 s	Java	2017-05-30 15:07:57
6	Ronald Rojas	0.06 s	Java	2017-05-30 23:29:05
7	Tuan Minh Pham	0.06 s	Java	2025-09-04 04:47:08
8	Kristian Rosland	0.07 s	Java	2017-04-22 15:41:36
9	Martin Wiberg Petersen	0.07 s	Java	2017-04-23 15:11:41
10	Ronald Cruz	0.07 s	Java	2017-05-29 04:19:03

#	User	Runtime	Language	Date
1	Josenildo Silva	0.06 s	JavaScript (Node.js)	2019-02-13 02:34:27

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2017-04-23 14:20:15
2	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-05-28 16:41:40

#	User	Runtime	Language	Date
1	Jacob Huebner	0.18 s	Kotlin	2020-03-05 23:02:03
2	Hidden user	0.18 s	Kotlin	2020-05-08 14:34:50
3	Whitt Sanders	0.19 s	Kotlin	2023-05-16 03:59:51

#	User	Runtime	Language	Date
1	Shehab Ahmed Hatem	0.07 s	Lua	2023-11-14 23:20:09

#	User	Runtime	Language	Date
1	Aleksander Knutsen	0.03 s	Python 2	2017-04-22 14:02:52
2	Torbjørn Stanghelle Morland	0.03 s	Python 2	2017-04-27 21:40:43
3	Dennis Svedberg	0.03 s	Python 2	2017-05-22 01:23:51
4	Sean Purcell	0.03 s	Python 2	2017-09-26 04:57:48
5	Taiqi He	0.03 s	Python 2	2017-10-07 03:23:54
6	Sigurður Jens Albertsson	0.03 s	Python 2	2017-11-22 22:08:03
7	Samuel Perkin	0.03 s	Python 2	2018-03-30 20:56:32
8	Hermon Mulat	0.03 s	Python 2	2019-01-18 18:07:57
9	Olav Røthe Bakken	0.03 s	Python 2	2019-10-16 17:56:14
10	Knut Aron Fludal	0.04 s	Python 2	2017-04-22 11:28:49

#	User	Runtime	Language	Date
1	Maarten Sebregts	0.02 s	Python 3	2018-05-12 13:00:59
2	Hugo Alejandro Apaza Huaycho	0.04 s	Python 3	2024-08-29 19:38:25
3	Jefferson Elbert Simões	0.04 s	Python 3	2024-11-18 00:54:30
4	Hrant Hovhannisyan	0.04 s	Python 3	2025-02-13 07:18:08
5	Rafael Kristoforus Yanto	0.04 s	Python 3	2025-02-21 11:05:59
6	Hung Phan Quoc Viet	0.04 s	Python 3	2025-02-28 06:36:24
7	Angela Qian	0.04 s	Python 3	2025-03-08 07:22:04
8	Aaruni Gupta	0.04 s	Python 3	2025-03-11 23:45:29
9	Max Chen	0.04 s	Python 3	2025-03-12 04:18:25
10	Steven Widjaja	0.04 s	Python 3	2025-03-12 19:19:29

#	User	Runtime	Language	Date
1	Thomas Feld	0.07 s	Ruby	2023-02-07 11:55:37
2	David Llorens	0.10 s	Ruby	2025-06-05 11:24:58

#	User	Runtime	Language	Date
1	Bas Dirks	0.00 s	Rust	2022-05-08 13:51:49
2	Robert Morelli	0.01 s	Rust	2025-03-06 05:57:51

#	User	Runtime	Language	Date
1	Robert Morelli	0.01 s	Swift	2025-03-06 03:23:36

#	User	Runtime	Language	Date
1	Robert Morelli	0.01 s	Zig	2025-03-18 21:18:43

#	User	Length	Language	Date
1	Teikn Smith	95	C	2024-03-16 00:12:14
2	Hidden user	193	C	2025-03-23 16:30:01
3	Olav Røthe Bakken	228	C	2017-04-22 11:33:07
4	Wladimir Tavares	265	C	2024-07-28 18:24:17
5	Odimar FALCAO Filho	287	C	2024-07-28 18:23:57
6	vance	337	C	2020-04-02 10:31:04
7	Adam Evans	442	C	2017-10-28 23:57:08
8	Hidden user	572	C	2017-04-23 01:28:22
9	Erlandas Miezys	852	C	2018-02-09 12:56:44

#	User	Length	Language	Date
1	Erick Whatcott	604	C#	2025-03-07 01:50:33
2	Anders	692	C#	2018-06-17 12:54:04
3	Øyvind Skaar	1346	C#	2017-04-22 13:47:16
4	Johan Litsfeldt	3104	C#	2021-03-20 21:02:30

#	User	Length	Language	Date
1	Angela Qian	90	C++	2025-04-16 13:49:25
2	Frans Meulenbroeks	91	C++	2024-11-02 14:04:34
3	Alimzhan Sultanov	104	C++	2024-01-17 03:35:36
4	Gerth Stølting Brodal	161	C++	2017-04-22 21:12:08
5	Evan Michael Bailey	168	C++	2023-03-04 20:46:10
6	Johan Wind	177	C++	2017-05-13 16:06:26
7	Tony Valleii	183	C++	2017-04-22 14:29:20
8	Andrey Chumachenko	188	C++	2017-11-11 16:30:40
9	Atli Fannar Franklín	188	C++	2020-05-07 14:42:39
10	William Gan	189	C++	2018-04-24 13:07:28

#	User	Length	Language	Date
1	Xavier Loose	327	Go	2018-02-02 22:42:52
2	Norbert Voelker	858	Go	2021-12-08 22:12:28

#	User	Length	Language	Date
1	Juan Miguel Vilar	77	Haskell	2024-05-18 17:40:25
2	Matthew Li	94	Haskell	2025-03-17 18:24:16
3	Hidden user	230	Haskell	2023-07-07 11:31:16
4	Steinar Simonnes	317	Haskell	2025-02-05 16:11:18
5	Brent Yorgey	334	Haskell	2020-01-03 03:56:44
6	Olle Eriksson	363	Haskell	2017-11-15 17:03:38
7	Mark Lekkerkerker	370	Haskell	2020-06-23 17:55:43
8	Patrick Losique	462	Haskell	2021-01-17 02:45:26

#	User	Length	Language	Date
1	Pontus Lidholm	309	Java	2017-08-20 14:00:17
2	John Key	361	Java	2019-10-30 03:05:30
3	Robert Slutsky	366	Java	2018-01-15 20:56:22
4	Darryl James	383	Java	2020-12-12 21:19:05
5	Vivan Shah	388	Java	2020-12-20 05:11:10
6	Jon Marius Venstad	389	Java	2023-03-17 13:25:01
7	Daria Sova	402	Java	2017-10-04 03:01:26
8	Zachary Locke	431	Java	2021-03-03 01:41:59
9	Joshua Lass	441	Java	2021-11-11 21:06:27
10	Roger Ballard	444	Java	2017-09-24 20:06:42

#	User	Length	Language	Date
1	Josenildo Silva	380	JavaScript (Node.js)	2019-02-13 02:34:27

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	163	JavaScript (SpiderMonkey)	2017-04-23 14:20:15
2	Christian Pilegaard Cederquist	457	JavaScript (SpiderMonkey)	2023-05-28 16:41:40

#	User	Length	Language	Date
1	Hidden user	363	Kotlin	2020-05-08 14:34:50
2	Jacob Huebner	386	Kotlin	2020-03-05 23:02:03
3	Whitt Sanders	844	Kotlin	2023-05-16 03:59:51

#	User	Length	Language	Date
1	Shehab Ahmed Hatem	181	Lua	2023-11-14 23:20:09

#	User	Length	Language	Date
1	Sigurður Jens Albertsson	138	Python 2	2017-11-22 22:08:03
2	Knut Aron Fludal	139	Python 2	2017-04-22 11:28:49
3	Asger Hautop Drewsen	145	Python 2	2017-04-22 11:33:23
4	Svend Christian Svendsen	145	Python 2	2017-04-22 18:38:11
5	Torbjørn Stanghelle Morland	145	Python 2	2017-04-27 21:40:43
6	Olav Røthe Bakken	147	Python 2	2019-10-16 17:56:14
7	Matias Frank Jensen	158	Python 2	2017-04-24 11:55:27
8	Sean Purcell	183	Python 2	2017-09-26 04:57:48
9	Hidden user	185	Python 2	2017-11-01 21:32:04
10	Andrew Godbout	185	Python 2	2017-11-06 15:44:49

#	User	Length	Language	Date
1	Angela Qian	63	Python 3	2025-03-11 15:00:45
2	Federico Prat Villar	67	Python 3	2024-05-10 21:02:06
3	David Llorens	67	Python 3	2024-05-11 13:15:04
4	Juan Miguel Vilar	67	Python 3	2024-05-18 17:41:11
5	Aaruni Gupta	71	Python 3	2025-09-04 23:02:57
6	Steven Widjaja	72	Python 3	2025-03-12 19:57:54
7	Rafael Kristoforus Yanto	80	Python 3	2025-02-21 11:05:59
8	Peter Stauder	86	Python 3	2023-05-25 21:47:29
9	Nicholas Russell Saerang	95	Python 3	2024-02-13 10:21:42
10	Noah Chapman	96	Python 3	2022-11-11 20:51:40

#	User	Length	Language	Date
1	Thomas Feld	55	Ruby	2023-02-07 12:30:26
2	David Llorens	65	Ruby	2025-06-05 11:24:58

#	User	Length	Language	Date
1	Robert Morelli	740	Rust	2025-03-06 05:57:51
2	Bas Dirks	904	Rust	2022-05-08 13:51:49

#	User	Length	Language	Date
1	Robert Morelli	265	Swift	2025-02-28 10:55:22

#	User	Length	Language	Date
1	Robert Morelli	834	Zig	2025-03-18 21:18:43

Solution running time distribution