Problem K
Ding Dong Ditch — Problem Statistics

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Submissions	3034
Accepted submissions	2246
Submission ratio	74.03%
Authors	692
Full solves [?]	564
Full solve Ratio	81.50%

#	User	Score	Language	Date
1	Thomas Feld	10	APL	2023-06-01 14:59:32

#	User	Score	Language	Date
1	Oscar Brink	100	C	2023-10-27 18:38:38
2	Eyleifur Bjarkason	100	C	2023-06-18 03:35:22
3	Hidden user	100	C	2023-05-28 20:07:01
4	Hidden user	100	C	2024-03-27 07:32:37
5	Yuen Wei Hao	100	C	2025-02-06 05:32:38
6	Abrantes Araújo Silva Filho	100	C	2025-06-24 20:39:17
7	Daren	55	C	2024-04-05 08:42:33
8	John McMahon	10	C	2024-09-24 18:05:21
9	Naveen Kumar S	10	C	2025-04-21 17:08:30
10	Philip Borndalen	10	C	2023-09-30 23:56:27

#	User	Score	Language	Date
1	Marwan Ashhuby	100	C#	2025-08-11 20:58:00
2	traxex	100	C#	2024-05-09 17:34:06
3	Tobias Lindskog	100	C#	2025-03-21 22:11:56
4	Hamdanil Rasyid	100	C#	2025-01-07 23:59:03
5	Umar Rasyid	100	C#	2025-06-05 01:31:22
6	Simon Persson Holm	100	C#	2024-11-24 15:43:51
7	Inge Amdal Halvorsen	55	C#	2024-08-20 11:51:29
8	Sano Gharzani	10	C#	2024-04-08 21:01:00

#	User	Score	Language	Date
1	J Sotomayor	100	Common Lisp	2025-08-27 16:46:54
2	Michal Žáček	100	Common Lisp	2023-06-24 22:13:04

#	User	Score	Language	Date
1	Javier Gómez Díaz	100	Crystal	2024-12-19 16:06:34

#	User	Score	Language	Date
1	Javier Gómez Díaz	100	D	2025-07-23 19:09:26

#	User	Score	Language	Date
1	Stefan Schmiedl	100	F#	2024-08-23 00:31:49

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2023-06-19 21:33:37
2	Daniel Agatan	100	Go	2025-03-04 16:01:35
3	Leonora Andrea Lindqvist Nielsen	65	Go	2023-08-16 22:30:51
4	Marius Holm	55	Go	2024-09-01 20:17:54

#	User	Score	Language	Date
1	Brent Yorgey	100	Haskell	2023-05-29 14:33:12
2	Steinar Simonnes	100	Haskell	2024-03-31 15:23:10
3	Javier Gómez Díaz	65	Haskell	2024-12-21 13:55:52
4	Hidden user	65	Haskell	2023-05-28 19:55:51
5	Andrew Rioux	55	Haskell	2025-08-27 17:48:38

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2023-06-06 18:51:51
2	Christian Cederquist	100	JavaScript (SpiderMonkey)	2023-06-10 00:42:21
3	Zach Tschetter	100	JavaScript (SpiderMonkey)	2023-06-28 06:29:55
4	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2024-08-16 09:39:14

#	User	Score	Language	Date
1	Timothy Gaede	55	Julia	2024-04-15 05:11:29

#	User	Score	Language	Date
1	Martijn Muijsers	100	Kotlin	2024-06-01 00:12:26
2	Eric VZ	100	Kotlin	2024-05-27 05:47:55
3	Adam Rankin	10	Kotlin	2024-05-08 19:46:01

#	User	Score	Language	Date
1	Hidden user	100	OCaml	2024-08-26 09:42:30

#	User	Score	Language	Date
1	Ingemar Ragnemalm	100	Pascal	2024-05-19 21:53:05

#	User	Score	Language	Date
1	Javier Gómez Díaz	100	Perl	2024-12-19 15:53:35

#	User	Score	Language	Date
1	Aidan Sokol	55	Python 2	2023-07-21 01:01:29
2	joachim winsnes	55	Python 2	2023-08-22 15:58:42

#	User	Score	Language	Date
1	Thomas Feld	100	Ruby	2023-06-01 14:57:06
2	Miorel Palii	100	Ruby	2024-11-30 09:58:11
3	Vishal Mohanty	100	Ruby	2024-03-22 08:22:29
4	Frans Meulenbroeks	10	Ruby	2024-10-12 16:02:43

#	User	Score	Language	Date
1	Vincent Lagerros	100	Rust	2025-03-08 23:35:03
2	Simon Rumle Tarnow	100	Rust	2023-11-01 11:17:56
3	Bas Dirks	100	Rust	2024-01-26 16:22:43
4	Marcus Östling	65	Rust	2023-11-30 15:06:54
5	Sean Hagen	55	Rust	2023-11-02 03:21:16
6	Andrew Rioux	10	Rust	2025-08-27 15:37:03

#	User	Score	Language	Date
1	Thomas Hügel	100	Zig	2024-12-11 17:54:22

#	User	Runtime	Language	Date
1	Oscar Brink	0.03 s	C	2023-10-27 18:38:38
2	Eyleifur Bjarkason	0.04 s	C	2023-06-18 03:35:22
3	Hidden user	0.07 s	C	2023-05-28 20:07:01
4	Hidden user	0.07 s	C	2024-03-27 07:32:37
5	Yuen Wei Hao	0.07 s	C	2025-02-06 05:32:38
6	Abrantes Araújo Silva Filho	0.07 s	C	2025-06-24 20:39:17

#	User	Runtime	Language	Date
1	Marwan Ashhuby	0.45 s	C#	2025-08-11 20:58:00
2	traxex	0.48 s	C#	2024-05-09 17:34:06
3	Tobias Lindskog	0.51 s	C#	2025-03-21 22:11:56
4	Hamdanil Rasyid	0.52 s	C#	2025-01-07 23:59:03
5	Umar Rasyid	0.55 s	C#	2025-06-05 01:31:22
6	Simon Persson Holm	0.63 s	C#	2024-11-24 15:43:51

#	User	Runtime	Language	Date
1	Nicholas Russell Saerang	0.02 s	C++	2024-03-29 16:10:49
2	Alexander Kravberg	0.02 s	C++	2024-09-22 03:41:41
3	Frank Endriss	0.03 s	C++	2023-07-12 11:28:58
4	Vishal Mohanty	0.03 s	C++	2024-03-24 07:44:20
5	Russell Ng	0.03 s	C++	2024-03-27 05:52:56
6	Nguyen Xuan Nam	0.04 s	C++	2024-03-27 10:22:04
7	Mohsen Mahroos	0.04 s	C++	2024-04-08 10:51:38
8	Raunak Redkar	0.05 s	C++	2023-03-28 15:03:39
9	Adam Amanbaev	0.05 s	C++	2023-03-28 16:18:10
10	Dmitry Lyubshin	0.05 s	C++	2023-05-28 19:46:07

#	User	Runtime	Language	Date
1	J Sotomayor	0.42 s	Common Lisp	2025-08-27 16:46:54
2	Michal Žáček	0.51 s	Common Lisp	2023-06-24 22:13:04

#	User	Runtime	Language	Date
1	Javier Gómez Díaz	0.25 s	Crystal	2024-12-19 16:06:34

#	User	Runtime	Language	Date
1	Javier Gómez Díaz	0.19 s	D	2025-07-23 19:09:26

#	User	Runtime	Language	Date
1	Stefan Schmiedl	0.22 s	F#	2024-08-23 00:31:49

#	User	Runtime	Language	Date
1	Norbert Voelker	0.20 s	Go	2023-06-19 21:33:37
2	Daniel Agatan	0.22 s	Go	2025-03-04 16:01:35

#	User	Runtime	Language	Date
1	Brent Yorgey	0.50 s	Haskell	2023-05-29 14:33:12
2	Steinar Simonnes	0.52 s	Haskell	2024-03-31 15:23:10

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.17 s	Java	2024-03-29 11:07:22
2	Guangyi Zhou	0.18 s	Java	2025-02-14 10:11:29
3	Crystal Sharpe	0.36 s	Java	2023-06-17 02:18:35
4	Bjørn Dons	0.38 s	Java	2023-05-29 21:15:53
5	Isaac Tay Zhi Xian	0.40 s	Java	2024-04-03 11:16:37
6	Mack Wong Yoong Yee	0.45 s	Java	2024-07-09 12:09:52
7	Yong Shi Kang	0.54 s	Java	2024-03-25 07:35:40
8	Hugo Bravo	0.54 s	Java	2025-05-14 03:01:08
9	Ma Yirui	0.56 s	Java	2024-04-04 14:51:40
10	Huang Yi Chee	0.56 s	Java	2024-04-05 07:48:55

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.14 s	JavaScript (SpiderMonkey)	2023-06-06 18:51:51
2	Christian Cederquist	0.28 s	JavaScript (SpiderMonkey)	2023-06-10 00:42:21
3	Zach Tschetter	0.28 s	JavaScript (SpiderMonkey)	2023-06-28 06:29:55
4	Jimmy Gustafsson	0.30 s	JavaScript (SpiderMonkey)	2024-08-16 09:39:14

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.89 s	Kotlin	2024-06-01 00:12:26
2	Eric VZ	0.92 s	Kotlin	2024-05-27 05:47:55

#	User	Runtime	Language	Date
1	Hidden user	0.28 s	OCaml	2024-08-26 09:42:30

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.09 s	Pascal	2024-05-19 21:53:05

#	User	Runtime	Language	Date
1	Javier Gómez Díaz	0.24 s	Perl	2024-12-19 15:53:35

#	User	Runtime	Language	Date
1	Petr	0.12 s	Python 3	2024-11-24 11:04:25
2	Joacim Norlén	0.13 s	Python 3	2024-09-13 14:08:06
3	Caleb Dastrup	0.13 s	Python 3	2024-10-18 02:48:44
4	Kasper Johansson	0.13 s	Python 3	2024-11-05 08:27:45
5	Elin Zhang	0.13 s	Python 3	2024-11-12 10:13:10
6	Simon Baeckelant	0.13 s	Python 3	2025-04-30 16:26:40
7	Hidden user	0.13 s	Python 3	2025-07-24 10:27:30
8	Clifford Owino	0.13 s	Python 3	2025-07-24 11:43:27
9	Dilhan Salgado	0.14 s	Python 3	2023-06-19 00:39:15
10	Hidden user	0.14 s	Python 3	2023-06-23 08:04:04

#	User	Runtime	Language	Date
1	Thomas Feld	0.26 s	Ruby	2023-06-01 14:57:06
2	Miorel Palii	0.26 s	Ruby	2024-11-30 09:58:11
3	Vishal Mohanty	0.47 s	Ruby	2024-03-22 08:22:29

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2025-03-08 23:35:03
2	Simon Rumle Tarnow	0.04 s	Rust	2023-11-01 11:17:56
3	Bas Dirks	0.04 s	Rust	2024-01-26 16:22:43

#	User	Runtime	Language	Date
1	Thomas Hügel	0.06 s	Zig	2024-12-11 17:54:22

#	User	Length	Language	Date
1	Hidden user	508	C	2023-05-28 20:07:01
2	Yuen Wei Hao	1280	C	2025-02-06 05:32:38
3	Abrantes Araújo Silva Filho	1461	C	2025-06-24 20:39:17
4	Hidden user	1682	C	2024-03-27 07:32:37
5	Oscar Brink	2453	C	2023-10-27 18:38:38
6	Eyleifur Bjarkason	7813	C	2023-06-18 03:35:22

#	User	Length	Language	Date
1	traxex	455	C#	2024-05-09 17:34:06
2	Hamdanil Rasyid	887	C#	2025-01-07 23:59:03
3	Umar Rasyid	941	C#	2025-06-05 01:31:22
4	Marwan Ashhuby	1071	C#	2025-08-11 20:58:00
5	Simon Persson Holm	1089	C#	2024-11-24 15:43:51
6	Tobias Lindskog	1434	C#	2025-03-21 22:11:56

#	User	Length	Language	Date
1	Nicholas Russell Saerang	190	C++	2024-03-25 14:57:28
2	Angky Akdi Frandy Putrakelana	224	C++	2024-03-27 15:38:48
3	Jeremy Lim	236	C++	2024-04-09 03:25:58
4	Frans Meulenbroeks	236	C++	2024-10-12 16:06:22
5	Isaac Lai Yin Chung	278	C++	2024-03-27 02:24:49
6	Russell Ng	283	C++	2024-03-27 05:15:21
7	Yeung Man Tsung	305	C++	2024-03-20 16:15:57
8	Grae Yeandle	316	C++	2024-04-10 17:24:14
9	Tan Keng Yong	320	C++	2024-09-12 07:58:13
10	Alex Rudzenis	325	C++	2023-06-25 12:53:45

#	User	Length	Language	Date
1	Michal Žáček	420	Common Lisp	2023-06-24 22:13:04
2	J Sotomayor	1086	Common Lisp	2025-08-27 16:46:54

#	User	Length	Language	Date
1	Javier Gómez Díaz	168	Crystal	2024-12-19 16:06:34

#	User	Length	Language	Date
1	Javier Gómez Díaz	384	D	2025-07-23 19:09:26

#	User	Length	Language	Date
1	Stefan Schmiedl	378	F#	2024-08-23 00:31:49

#	User	Length	Language	Date
1	Norbert Voelker	741	Go	2023-06-19 21:33:37
2	Daniel Agatan	774	Go	2025-03-04 16:01:35

#	User	Length	Language	Date
1	Steinar Simonnes	723	Haskell	2024-03-31 15:23:10
2	Brent Yorgey	8967	Haskell	2023-05-29 14:33:12

#	User	Length	Language	Date
1	Yong Shi Kang	589	Java	2024-04-02 12:05:34
2	Ernest Ng Zi Xuan	741	Java	2024-06-20 17:11:02
3	Crystal Sharpe	749	Java	2023-06-17 02:18:35
4	Brennan Cleland	810	Java	2023-06-29 05:06:17
5	Lau Yi En James	920	Java	2024-03-22 08:44:45
6	Mack Wong Yoong Yee	979	Java	2024-07-09 12:09:52
7	Cambrien Malenko	1031	Java	2024-05-14 23:49:51
8	Ma Yirui	1032	Java	2024-04-04 14:51:40
9	Koh Jia Xuan, Rick	1033	Java	2024-04-02 10:03:26
10	Vedith Malneedi	1053	Java	2025-05-14 03:19:33

#	User	Length	Language	Date
1	Jimmy Gustafsson	145	JavaScript (SpiderMonkey)	2024-08-16 09:46:02
2	Christian Cederquist	285	JavaScript (SpiderMonkey)	2023-06-10 00:42:21
3	Zach Tschetter	316	JavaScript (SpiderMonkey)	2023-06-28 06:29:55
4	Bjørn Chr. Soltvedt	377	JavaScript (SpiderMonkey)	2023-06-06 18:51:51

#	User	Length	Language	Date
1	Eric VZ	673	Kotlin	2024-05-27 05:47:55
2	Martijn Muijsers	1397	Kotlin	2024-06-01 00:12:26

#	User	Length	Language	Date
1	Hidden user	412	OCaml	2024-08-26 09:42:30

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1431	Pascal	2024-05-19 21:53:05

#	User	Length	Language	Date
1	Javier Gómez Díaz	72	Perl	2024-12-21 12:49:02

#	User	Length	Language	Date
1	Vishal Mohanty	100	Python 3	2024-03-27 01:49:39
2	Russell Ng	100	Python 3	2024-03-27 05:08:27
3	Nicholas Russell Saerang	100	Python 3	2024-03-27 12:42:11
4	Chong Tze Yan	100	Python 3	2024-04-04 09:00:38
5	Lingxi Xing	103	Python 3	2024-03-26 05:43:04
6	Guan Yang Ze	105	Python 3	2024-03-27 14:13:26
7	Benjamin Z White	107	Python 3	2023-05-28 22:29:26
8	Josh Taylor	118	Python 3	2023-07-01 20:42:55
9	Peter Stauder	124	Python 3	2023-06-10 16:44:46
10	Ahmed Chamseddine	124	Python 3	2024-08-15 18:36:51

#	User	Length	Language	Date
1	Vishal Mohanty	74	Ruby	2024-03-22 08:22:29
2	Thomas Feld	75	Ruby	2023-06-01 14:57:06
3	Miorel Palii	141	Ruby	2024-11-30 09:58:11

#	User	Length	Language	Date
1	Simon Rumle Tarnow	736	Rust	2023-11-01 11:05:31
2	Bas Dirks	1148	Rust	2024-01-26 16:22:43
3	Vincent Lagerros	5462	Rust	2024-04-17 22:37:38

#	User	Length	Language	Date
1	Thomas Hügel	2052	Zig	2024-12-11 14:33:37

Solution running time distribution