Problem C
Songbook — Problem Statistics

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Submissions	1346
Accepted submissions	981
Submission ratio	72.88%
Authors	569
Accepted authors	544
Author ratio	95.61%

#	User	Score	Language	Date
1	Danny Robinson	100	Bash	2023-09-26 13:25:05
2	Greg Gorlen	60	Bash	2023-09-25 04:12:16

#	User	Score	Language	Date
1	Maykal Droshev	100	C#	2023-07-07 01:06:05
2	Gregory Sinclair	100	C#	2023-11-28 22:29:44
3	Yuwono Bangun Nagoro	100	C#	2024-01-12 23:37:37
4	Krzysztof Magda	100	C#	2023-08-19 12:30:04
5	Marcus Östling	100	C#	2024-03-10 20:29:37
6	Inge Amdal Halvorsen	100	C#	2024-10-31 10:05:44
7	Michael Damsgaard	100	C#	2025-01-04 06:08:38
8	Brandon	100	C#	2025-05-29 05:30:28
9	Sano Gharzani	60	C#	2024-03-28 09:37:39
10	Umar Rasyid	60	C#	2025-02-17 00:17:51

#	User	Score	Language	Date
1	Victor Reynolds	100	F#	2023-09-15 11:41:51
2	oskar holland	100	F#	2023-09-15 11:53:51
3	Martin Handest	100	F#	2023-09-15 12:18:10

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2023-06-19 21:16:58
2	Yafet Seyoum	100	Go	2025-04-24 16:29:07
3	Thomas	100	Go	2024-01-09 05:13:44
4	suka isnaini	100	Go	2023-12-03 17:41:42
5	Chris Vilches	100	Go	2024-08-22 16:04:50

#	User	Score	Language	Date
1	Jan Hrček	100	Haskell	2024-12-23 13:28:29
2	Steinar Simonnes	100	Haskell	2024-04-29 18:52:49
3	Brent Yorgey	100	Haskell	2023-05-31 15:49:48
4	Hidden user	100	Haskell	2023-09-15 20:32:08
5	Charley Sheaffer	100	Haskell	2023-11-06 20:07:02
6	Hidden user	100	Haskell	2023-05-28 22:01:23
7	Ng Tek In	100	Haskell	2023-08-17 19:23:21
8	Isak Livner Mäkitalo	40	Haskell	2024-02-08 19:53:15

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2023-05-28 18:46:59
2	Christian Cederquist	100	JavaScript (SpiderMonkey)	2023-05-29 06:20:02
3	Leila Mola	100	JavaScript (SpiderMonkey)	2024-05-15 14:05:48
4	Sofia Almroth	100	JavaScript (SpiderMonkey)	2024-05-15 14:11:43
5	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2024-07-21 20:57:25

#	User	Score	Language	Date
1	Timothy Gaede	100	Julia	2024-04-02 13:58:50

#	User	Score	Language	Date
1	Martijn Muijsers	100	Kotlin	2024-05-31 23:26:44
2	Adam Rankin	100	Kotlin	2023-08-28 06:35:35
3	Zaw Myat	100	Kotlin	2024-02-19 17:08:26
4	jonas lølanl	100	Kotlin	2024-02-01 21:06:44
5	Karl Johan Heimark	100	Kotlin	2024-11-13 20:06:09
6	NatsuCamellia	100	Kotlin	2024-04-02 06:18:19

#	User	Score	Language	Date
1	Shinji Koshida	100	Lua	2025-04-18 13:28:55

#	User	Score	Language	Date
1	Hidden user	100	OCaml	2024-06-13 07:25:43
2	Hidden user	100	OCaml	2024-09-12 21:32:33

#	User	Score	Language	Date
1	Ingemar Ragnemalm	100	Pascal	2023-06-07 15:17:27

#	User	Score	Language	Date
1	Renate	100	PHP	2023-08-12 00:53:55

#	User	Score	Language	Date
1	Yanmarshus Bachtiar	100	Python 2	2023-07-17 06:57:08

#	User	Score	Language	Date
1	Thomas Feld	100	Ruby	2023-06-02 11:20:41
2	Clement Oh	100	Ruby	2023-10-25 17:37:25
3	Miorel Palii	100	Ruby	2024-11-25 04:24:08

#	User	Runtime	Language	Date
1	Danny Robinson	0.07 s	Bash	2023-09-26 13:25:05

#	User	Runtime	Language	Date
1	Eyleifur Bjarkason	0.01 s	C	2023-06-19 18:43:48
2	Julian Duniec	0.01 s	C	2023-10-13 13:02:43
3	Oscar Brink	0.01 s	C	2023-11-09 16:02:08
4	Andreas Lagerström	0.02 s	C	2023-06-05 14:54:17
5	紅茶	0.02 s	C	2023-09-07 16:58:55
6	daimiao chen	0.02 s	C	2024-03-20 22:35:14
7	Florian ten Napel	0.02 s	C	2024-09-30 21:57:39
8	Birger Lundin	0.02 s	C	2024-12-23 14:50:36
9	Patrick Gheba	0.02 s	C	2025-03-09 23:24:48
10	Mattia Marziali	0.02 s	C	2025-03-09 23:44:35

#	User	Runtime	Language	Date
1	Maykal Droshev	0.05 s	C#	2023-07-07 01:06:05
2	Gregory Sinclair	0.06 s	C#	2023-11-28 22:29:44
3	Yuwono Bangun Nagoro	0.06 s	C#	2024-01-12 23:37:37
4	Krzysztof Magda	0.07 s	C#	2023-08-19 12:30:04
5	Marcus Östling	0.07 s	C#	2024-03-10 20:29:37
6	Inge Amdal Halvorsen	0.07 s	C#	2024-10-31 10:05:44
7	Michael Damsgaard	0.07 s	C#	2025-01-04 06:08:38
8	Brandon	0.10 s	C#	2025-05-29 05:30:28

#	User	Runtime	Language	Date
1	Alexander Kravberg	0.00 s	C++	2023-07-04 00:17:41
2	Nicholas Foo Chuan Le	0.01 s	C++	2023-05-28 20:16:09
3	Dmitry Lyubshin	0.01 s	C++	2023-05-28 22:23:45
4	Raunak Redkar	0.01 s	C++	2023-05-29 19:05:23
5	Christopher Ng	0.01 s	C++	2023-05-30 05:45:54
6	Christian Yongwhan Lim	0.01 s	C++	2023-06-01 06:30:13
7	Ainan Ahmed	0.01 s	C++	2023-06-01 14:14:22
8	Tomas Lagland	0.01 s	C++	2023-06-01 23:34:29
9	Hidden user	0.01 s	C++	2023-06-02 13:05:15
10	Max Nilsson	0.01 s	C++	2023-06-08 13:50:33

#	User	Runtime	Language	Date
1	Victor Reynolds	0.10 s	F#	2023-09-15 11:41:51
2	oskar holland	0.10 s	F#	2023-09-15 11:53:51
3	Martin Handest	0.12 s	F#	2023-09-15 12:18:10

#	User	Runtime	Language	Date
1	Norbert Voelker	0.01 s	Go	2023-06-19 21:16:58
2	Yafet Seyoum	0.04 s	Go	2025-04-24 16:29:07
3	Thomas	0.06 s	Go	2024-01-09 05:13:44
4	suka isnaini	0.41 s	Go	2023-12-03 17:41:42
5	Chris Vilches	0.43 s	Go	2024-08-22 16:04:50

#	User	Runtime	Language	Date
1	Jan Hrček	0.09 s	Haskell	2024-12-23 13:28:29
2	Steinar Simonnes	0.11 s	Haskell	2024-04-29 18:52:49
3	Brent Yorgey	0.12 s	Haskell	2023-05-31 15:49:48
4	Hidden user	0.25 s	Haskell	2023-09-15 20:32:08
5	Charley Sheaffer	0.25 s	Haskell	2023-11-06 20:07:02
6	Hidden user	0.27 s	Haskell	2023-05-28 22:01:23
7	Ng Tek In	0.31 s	Haskell	2023-08-17 19:23:21

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.06 s	Java	2025-01-29 07:56:26
2	Sven Rönnbäck	0.07 s	Java	2023-06-10 08:21:29
3	Lee Jie-Ren Benedict	0.19 s	Java	2024-11-22 15:37:16
4	Cambrien Malenko	0.19 s	Java	2025-02-25 23:57:33
5	Liam Keliher	0.20 s	Java	2023-07-13 01:07:20
6	Hidden user	0.21 s	Java	2023-07-03 13:10:52
7	Chin Zhen Jie	0.21 s	Java	2023-12-28 19:26:07
8	Simon Eriksson	0.21 s	Java	2025-02-10 12:41:02
9	Ranjith M	0.23 s	Java	2023-08-06 20:09:01
10	Nathan Kew Kai Hern	0.24 s	Java	2023-10-03 18:47:17

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.04 s	JavaScript (SpiderMonkey)	2023-05-28 18:46:59
2	Christian Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-05-29 06:20:02
3	Leila Mola	0.05 s	JavaScript (SpiderMonkey)	2024-05-15 14:05:48
4	Sofia Almroth	0.05 s	JavaScript (SpiderMonkey)	2024-05-15 14:11:43
5	Jimmy Gustafsson	0.05 s	JavaScript (SpiderMonkey)	2024-07-21 20:57:25

#	User	Runtime	Language	Date
1	Timothy Gaede	0.58 s	Julia	2024-04-02 13:58:50

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.46 s	Kotlin	2024-05-31 23:26:44
2	Adam Rankin	0.47 s	Kotlin	2023-08-28 06:35:35
3	Zaw Myat	0.49 s	Kotlin	2024-02-19 17:08:26
4	jonas lølanl	0.51 s	Kotlin	2024-02-01 21:06:44
5	Karl Johan Heimark	0.54 s	Kotlin	2024-11-13 20:06:09
6	NatsuCamellia	0.84 s	Kotlin	2024-04-02 06:18:19

#	User	Runtime	Language	Date
1	Shinji Koshida	0.06 s	Lua	2025-04-18 13:28:55

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	OCaml	2024-06-13 07:25:43
2	Hidden user	0.05 s	OCaml	2024-09-12 21:32:33

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.01 s	Pascal	2023-06-07 15:17:27

#	User	Runtime	Language	Date
1	Renate	0.09 s	PHP	2023-08-12 00:53:55

#	User	Runtime	Language	Date
1	Yanmarshus Bachtiar	0.05 s	Python 2	2023-07-17 06:57:08

#	User	Runtime	Language	Date
1	Nifyr (Nifyr)	0.06 s	Python 3	2024-09-30 16:40:12
2	Taylor Wong	0.06 s	Python 3	2024-10-03 04:07:58
3	Felix Fatum	0.06 s	Python 3	2024-10-29 11:20:20
4	Quoc Anh Khoa Nguyen	0.06 s	Python 3	2024-11-02 02:53:18
5	Kasper Johansson	0.06 s	Python 3	2024-12-12 21:50:33
6	Jiayi Liu	0.06 s	Python 3	2025-02-09 13:54:05
7	Vaishnavi Ram	0.06 s	Python 3	2025-02-09 14:18:37
8	Frederik Buch	0.06 s	Python 3	2025-03-11 17:01:45
9	Daniel	0.06 s	Python 3	2025-04-19 18:03:12
10	mohammad alsulimani	0.06 s	Python 3	2025-05-16 13:11:33

#	User	Runtime	Language	Date
1	Thomas Feld	0.11 s	Ruby	2023-06-02 11:20:41
2	Clement Oh	0.11 s	Ruby	2023-10-25 17:37:25
3	Miorel Palii	0.11 s	Ruby	2024-11-25 04:24:08

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-01-25 17:53:00
2	Artur Khuziakhmetov	0.00 s	Rust	2025-02-17 17:03:47
3	Simon Grünwald	0.01 s	Rust	2023-07-16 14:34:47
4	Andreas Gottschalk Krath	0.01 s	Rust	2023-10-06 15:28:55
5	Freek van Keulen	0.01 s	Rust	2023-10-12 18:54:30
6	Ryan Mueller	0.01 s	Rust	2023-10-31 13:43:33
7	Bas Dirks	0.01 s	Rust	2023-12-25 18:55:38
8	David Rasch	0.01 s	Rust	2024-02-21 09:20:10
9	Isak Jägberg	0.01 s	Rust	2024-10-31 11:24:10
10	Gabriella	0.01 s	Rust	2025-04-22 09:31:53

#	User	Length	Language	Date
1	Danny Robinson	77	Bash	2023-09-26 13:25:05

#	User	Length	Language	Date
1	Patrick Gheba	251	C	2025-03-09 23:33:20
2	Mihai David	290	C	2025-03-09 23:45:35
3	Mattia Marziali	412	C	2025-03-09 23:44:35
4	Julian Duniec	468	C	2023-10-13 13:01:00
5	daimiao chen	472	C	2024-03-20 22:35:14
6	Florian ten Napel	521	C	2024-09-30 21:57:39
7	Birger Lundin	539	C	2024-12-23 14:50:36
8	Andreas Lagerström	555	C	2023-06-05 14:57:43
9	Eyleifur Bjarkason	582	C	2023-06-19 18:40:47
10	紅茶	668	C	2023-09-07 16:58:55

#	User	Length	Language	Date
1	Gregory Sinclair	253	C#	2023-11-28 22:29:44
2	Michael Damsgaard	532	C#	2025-01-04 06:08:38
3	Inge Amdal Halvorsen	696	C#	2024-10-31 10:05:44
4	Krzysztof Magda	809	C#	2023-08-19 12:30:04
5	Maykal Droshev	959	C#	2023-07-07 01:06:05
6	Yuwono Bangun Nagoro	1128	C#	2024-01-12 23:37:37
7	Brandon	1173	C#	2025-05-29 05:30:28
8	Marcus Östling	2457	C#	2024-03-10 20:23:40

#	User	Length	Language	Date
1	Tyler Fernando	167	C++	2023-06-27 05:37:08
2	Ernest Ng Zi Xuan	302	C++	2024-07-14 10:02:21
3	Arianna Yang	306	C++	2025-02-19 02:27:54
4	Oliver Ruste Jahren	312	C++	2023-06-29 12:12:49
5	Buste Alin	329	C++	2024-12-30 17:06:02
6	Jesús Pacheco Alonso	331	C++	2024-04-02 09:36:07
7	Vladyslav Reznikov	332	C++	2023-06-27 16:44:31
8	Sophie Zeihen	334	C++	2025-05-31 19:58:58
9	Grae Yeandle	336	C++	2023-06-12 15:26:56
10	Mattia Marziali	343	C++	2023-11-08 21:48:33

#	User	Length	Language	Date
1	Victor Reynolds	147	F#	2023-09-21 15:33:05
2	Martin Handest	163	F#	2023-09-15 12:26:31
3	oskar holland	191	F#	2023-09-15 12:21:42

#	User	Length	Language	Date
1	Chris Vilches	294	Go	2024-09-08 16:01:05
2	suka isnaini	414	Go	2023-12-03 17:41:42
3	Thomas	644	Go	2024-01-09 05:03:28
4	Yafet Seyoum	696	Go	2025-04-24 16:29:07
5	Norbert Voelker	719	Go	2023-06-19 21:16:58

#	User	Length	Language	Date
1	Brent Yorgey	101	Haskell	2023-05-31 15:56:59
2	Jan Hrček	193	Haskell	2024-12-23 13:28:29
3	Charley Sheaffer	252	Haskell	2023-11-06 20:07:02
4	Hidden user	336	Haskell	2023-05-28 22:01:23
5	Steinar Simonnes	532	Haskell	2024-04-29 18:52:49
6	Hidden user	664	Haskell	2023-09-15 20:32:08
7	Ng Tek In	708	Haskell	2023-08-17 19:23:21

#	User	Length	Language	Date
1	Issa Issack	513	Java	2023-07-13 00:28:34
2	K V	611	Java	2023-10-09 15:41:23
3	Linuka Hewagama	613	Java	2024-03-26 20:07:05
4	Jason Liu	621	Java	2023-09-07 20:23:03
5	Nathan Nguyen	647	Java	2023-07-22 18:39:50
6	Nithin Ravikumar	649	Java	2023-10-17 18:57:10
7	Andreas Lagerström	653	Java	2023-06-05 14:28:20
8	Hunter Mullen	653	Java	2025-02-05 06:48:25
9	Jonas Moll	659	Java	2023-07-12 19:20:03
10	Eloise Roberts	672	Java	2023-10-05 16:07:38

#	User	Length	Language	Date
1	Jimmy Gustafsson	112	JavaScript (SpiderMonkey)	2024-07-21 20:57:25
2	Bjørn Chr. Soltvedt	121	JavaScript (SpiderMonkey)	2023-05-29 02:07:57
3	Christian Cederquist	250	JavaScript (SpiderMonkey)	2023-05-29 06:20:02
4	Sofia Almroth	509	JavaScript (SpiderMonkey)	2024-05-15 14:11:43
5	Leila Mola	587	JavaScript (SpiderMonkey)	2024-05-15 14:05:48

#	User	Length	Language	Date
1	Timothy Gaede	402	Julia	2024-04-02 13:58:50

#	User	Length	Language	Date
1	jonas lølanl	265	Kotlin	2024-02-01 21:06:44
2	Karl Johan Heimark	297	Kotlin	2024-11-13 20:06:09
3	Adam Rankin	307	Kotlin	2023-08-28 06:35:35
4	NatsuCamellia	442	Kotlin	2024-04-02 06:18:19
5	Martijn Muijsers	595	Kotlin	2024-05-31 23:26:44
6	Zaw Myat	687	Kotlin	2024-02-19 17:08:26

#	User	Length	Language	Date
1	Shinji Koshida	275	Lua	2025-04-18 13:28:55

#	User	Length	Language	Date
1	Hidden user	346	OCaml	2024-09-12 21:32:33
2	Hidden user	553	OCaml	2024-06-13 07:25:43

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1630	Pascal	2023-06-07 15:17:27

#	User	Length	Language	Date
1	Renate	268	PHP	2023-08-12 00:53:55

#	User	Length	Language	Date
1	Yanmarshus Bachtiar	207	Python 2	2023-07-17 06:57:08

#	User	Length	Language	Date
1	Clement Oh	86	Python 3	2023-07-15 09:51:44
2	Casper Rysgaard	98	Python 3	2023-06-07 12:01:50
3	Lee Isaac	98	Python 3	2023-07-14 23:05:50
4	Ahmed Chamseddine	109	Python 3	2024-04-20 20:28:57
5	Thibault Raffaillac	121	Python 3	2023-08-13 14:24:03
6	Farzam Abrishami	123	Python 3	2023-07-30 11:19:00
7	Nicholas Russell Saerang	125	Python 3	2023-06-19 19:43:40
8	Lars Andreas	125	Python 3	2023-09-16 18:24:33
9	Hidden user	127	Python 3	2023-07-21 17:36:02
10	David Aldenbro	129	Python 3	2025-07-02 11:27:39

#	User	Length	Language	Date
1	Thomas Feld	66	Ruby	2023-06-02 11:22:47
2	Clement Oh	93	Ruby	2023-10-25 17:37:25
3	Miorel Palii	178	Ruby	2024-11-25 04:24:08

#	User	Length	Language	Date
1	David Rasch	557	Rust	2024-02-21 09:20:10
2	Sean Hagen	709	Rust	2023-08-02 06:13:07
3	Bas Dirks	719	Rust	2023-12-25 18:55:38
4	Artur Khuziakhmetov	753	Rust	2025-02-17 17:03:47
5	Pankajkumar Patro	761	Rust	2025-04-25 18:58:46
6	Simon Grünwald	778	Rust	2023-07-16 14:34:47
7	Freek van Keulen	783	Rust	2023-10-12 18:54:30
8	Isak Jägberg	789	Rust	2024-10-31 11:24:10
9	Ryan Mueller	820	Rust	2023-10-31 13:43:33
10	Petter Hansson	1324	Rust	2023-09-22 00:29:36

Solution running time distribution