Problem A
EpigDanceOff — Problem Statistics

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Submissions	3489
Accepted submissions	2173
Submission ratio	62.28%
Authors	1883
Full solves [?]	1744
Full solve Ratio	92.62%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.29 s	Bash	2025-09-13 03:46:33

#	User	Runtime	Language	Date
1	Michael Malkiewicz	0.00 s	C	2019-08-27 00:50:26
2	Allan Nouri	0.00 s	C	2024-05-07 12:32:27
3	Eyleifur Bjarkason	0.01 s	C	2019-03-11 01:29:54
4	Bergur Snorrason	0.01 s	C	2019-03-11 14:26:09
5	Warren Mazmur	0.01 s	C	2019-09-19 10:02:32
6	Han Jiang	0.01 s	C	2019-09-19 11:23:54
7	Chris Ardiansyah	0.01 s	C	2019-09-19 11:49:15
8	Sambit Palit	0.01 s	C	2020-10-18 04:56:10
9	PhilCampbell	0.01 s	C	2021-01-18 19:11:39
10	April Clark	0.01 s	C	2021-09-16 03:07:20

#	User	Runtime	Language	Date
1	Garway Mei	0.04 s	C#	2019-11-21 13:27:24
2	Thomas Norris	0.05 s	C#	2020-01-10 18:30:17
3	Henrik Hallbert	0.05 s	C#	2022-03-10 16:59:53
4	Göran Andersson	0.05 s	C#	2022-05-16 23:57:13
5	Jacob Harris Cryer Kragh	0.05 s	C#	2022-09-27 19:11:14
6	Gregory Sinclair	0.05 s	C#	2023-12-04 18:19:46
7	traxex	0.05 s	C#	2024-05-07 15:28:46
8	Daniel Jaksland	0.06 s	C#	2020-12-30 04:24:22
9	Sebastian Sternberg	0.06 s	C#	2021-03-04 20:56:44
10	Kristoffer Strube	0.06 s	C#	2021-10-03 11:22:31

#	User	Runtime	Language	Date
1	Hidden user	0.23 s	Common Lisp	2019-06-12 06:29:05
2	David Cawthon	0.29 s	Common Lisp	2019-05-15 01:30:28

#	User	Runtime	Language	Date
1	Magix	0.08 s	Go	2020-12-13 03:29:42
2	Norbert Voelker	0.08 s	Go	2021-04-26 12:28:44
3	Albert Leung	0.16 s	Go	2024-08-17 04:17:20
4	Andriy Zyevakov	0.21 s	Go	2019-05-03 11:21:45

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.20 s	Haskell	2024-02-10 17:23:52
2	Hidden user	0.34 s	Haskell	2023-01-12 22:49:22
3	Aurélien Pepin	0.35 s	Haskell	2019-07-30 19:30:26
4	Intrets	0.38 s	Haskell	2019-09-06 12:28:07
5	Hidden user	0.40 s	Haskell	2019-08-28 22:10:02
6	Felipe Péret	0.40 s	Haskell	2025-10-09 15:13:51
7	Yan Passeniouk	0.41 s	Haskell	2022-10-10 19:14:14
8	Jan Hrček	0.42 s	Haskell	2019-04-28 18:49:06

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.07 s	Java	2023-01-22 21:27:44
2	Siddharth Adusumelli	0.11 s	Java	2022-09-30 01:41:06
3	Samuel Barreto Diaz	0.14 s	Java	2024-05-04 22:48:24
4	Koshi Huynh	0.15 s	Java	2022-02-08 07:42:35
5	Ben Reed	0.17 s	Java	2022-02-08 02:49:26
6	Ruslan	0.17 s	Java	2023-01-15 00:14:31
7	Hidden user	0.18 s	Java	2025-02-11 17:54:00
8	Léo Souza	0.18 s	Java	2025-11-01 17:28:02
9	Jack Le	0.19 s	Java	2020-07-16 23:34:46
10	Bala Krishna	0.19 s	Java	2024-08-07 15:58:12

#	User	Runtime	Language	Date
1	Brendan King	0.06 s	JavaScript (Node.js)	2024-02-08 22:23:20
2	Sander Hellesø	0.12 s	JavaScript (Node.js)	2019-04-26 04:00:05
3	Niamh Limerick	0.13 s	JavaScript (Node.js)	2022-09-14 12:28:11
4	Peter Kedemo	0.43 s	JavaScript (Node.js)	2019-12-27 23:48:41
5	Andoko Chandra	0.45 s	JavaScript (Node.js)	2020-10-12 13:27:07
6	Chris Wong	0.51 s	JavaScript (Node.js)	2021-03-07 21:29:37

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-02-08 14:45:14
2	Jimmy Gustafsson	0.05 s	JavaScript (SpiderMonkey)	2024-07-24 22:27:40
3	Peter Menyes	0.08 s	JavaScript (SpiderMonkey)	2021-09-19 16:38:19
4	Bjørn Chr. Soltvedt	0.09 s	JavaScript (SpiderMonkey)	2019-03-11 02:19:55

#	User	Runtime	Language	Date
1	Timothy Gaede	0.58 s	Julia	2024-05-29 13:53:42

#	User	Runtime	Language	Date
1	Ethan Tan	0.26 s	Kotlin	2020-05-08 21:40:48
2	Johnny Baloney	0.27 s	Kotlin	2021-12-29 15:48:26
3	Ravisai Tiruvuri	0.29 s	Kotlin	2024-04-29 08:57:13
4	Hidden user	0.30 s	Kotlin	2020-01-01 01:43:33
5	Ola Sundell	0.41 s	Kotlin	2019-11-22 14:09:55
6	Neil Harmon	0.49 s	Kotlin	2019-05-16 10:02:49
7	Sergey Jakobsen	0.52 s	Kotlin	2022-02-24 00:58:22
8	Adam Koprowski	0.54 s	Kotlin	2020-08-18 16:56:51
9	Chris Johnson	0.54 s	Kotlin	2025-03-05 21:44:39
10	Cheatahh	0.55 s	Kotlin	2025-04-09 09:36:31

#	User	Runtime	Language	Date
1	Hidden user	0.08 s	OCaml	2024-01-11 18:12:18
2	Lars Åström	0.59 s	OCaml	2020-03-26 11:43:03

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.03 s	Pascal	2019-09-16 16:16:02

#	User	Runtime	Language	Date
1	Thomas Vu	0.05 s	Python 2	2019-03-11 01:28:00
2	Louise Drenth	0.05 s	Python 2	2019-05-14 23:16:16
3	Andreas Björklund	0.05 s	Python 2	2019-06-30 09:01:26
4	Jesper Öqvist	0.06 s	Python 2	2019-03-10 11:37:23
5	Lim Hong Hui Eugene	0.06 s	Python 2	2019-10-10 11:50:35
6	Johan Lyts	0.07 s	Python 2	2019-08-15 14:59:27
7	Øyvind Haarberg	0.09 s	Python 2	2019-03-11 16:16:37
8	Maj Stenmark	0.16 s	Python 2	2019-05-01 21:19:49
9	Yanmarshus Bachtiar	0.18 s	Python 2	2020-08-30 04:29:22
10	Thomas Feld	0.26 s	Python 2	2019-09-10 10:19:45

#	User	Runtime	Language	Date
1	Ram Basnet	0.04 s	Python 3	2019-09-25 05:14:42
2	Thomas Vu	0.05 s	Python 3	2019-03-11 01:26:15
3	Ashish Savani	0.05 s	Python 3	2019-03-14 03:45:31
4	Roger Bongers	0.05 s	Python 3	2019-03-29 21:41:02
5	Yang Li	0.05 s	Python 3	2019-06-12 02:02:44
6	Maarten Sebregts	0.05 s	Python 3	2019-08-26 21:04:00
7	ro011110ot	0.05 s	Python 3	2025-08-16 17:47:41
8	Lulien Jam	0.06 s	Python 3	2019-03-09 23:58:46
9	Christofer Ohlsson	0.06 s	Python 3	2019-03-10 09:06:43
10	Vedran Čačić	0.06 s	Python 3	2019-03-27 17:46:52

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.34 s	Ruby	2025-09-22 18:13:35
2	Clement Oh	0.43 s	Ruby	2024-01-10 12:45:34
3	Kok Dith	0.56 s	Ruby	2021-08-18 04:07:44
4	Thomas Feld	0.70 s	Ruby	2023-01-30 14:09:48
5	Dheeraj Kumar	1.23 s	Ruby	2022-09-30 01:39:48

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-06-18 01:53:02
2	Lasse Møldrup	0.01 s	Rust	2021-10-03 11:26:55
3	Freek van Keulen	0.01 s	Rust	2021-12-23 08:50:41
4	Bas Dirks	0.01 s	Rust	2022-01-06 10:06:12
5	Reis Faar	0.01 s	Rust	2023-04-11 22:38:10
6	Eric Pinter	0.02 s	Rust	2021-06-27 17:50:50
7	gard heine kalland	0.02 s	Rust	2024-06-16 17:56:45
8	Isak Jägberg	0.02 s	Rust	2024-10-28 16:39:50
9	Egor Kulikov	0.02 s	Rust	2025-02-09 12:31:06
10	Aaron Lengyel	0.05 s	Rust	2022-09-24 02:28:51

#	User	Runtime	Language	Date
1	Krishan Leong	0.15 s	Visual Basic	2024-02-20 23:51:12

#	User	Length	Language	Date
1	Chenzhang Hu	63	Bash	2025-09-13 03:46:33

#	User	Length	Language	Date
1	sicupu	385	C	2020-10-04 06:33:05
2	PhilCampbell	433	C	2021-01-18 19:11:39
3	April Clark	496	C	2021-09-16 03:07:20
4	Michael Malkiewicz	505	C	2019-08-27 00:50:26
5	Allan Nouri	542	C	2024-05-07 12:32:27
6	Han Jiang	544	C	2019-09-19 11:23:54
7	Chris Ardiansyah	546	C	2019-09-19 11:49:15
8	Warren Mazmur	573	C	2019-09-19 10:02:32
9	Sambit Palit	577	C	2020-10-18 04:56:10
10	arda atci	763	C	2022-06-06 22:07:03

#	User	Length	Language	Date
1	Gregory Sinclair	253	C#	2023-12-04 18:19:46
2	traxex	414	C#	2024-05-07 15:28:46
3	Garway Mei	521	C#	2019-11-21 13:27:24
4	Thomas Norris	574	C#	2020-01-10 18:30:17
5	Kristoffer Strube	709	C#	2021-10-03 11:22:31
6	Göran Andersson	759	C#	2022-05-16 23:57:13
7	Sebastian Sternberg	882	C#	2021-03-04 20:56:44
8	Henrik Hallbert	983	C#	2022-03-10 16:59:53
9	Umar Rasyid	1125	C#	2025-02-23 00:28:08
10	Jacob Harris Cryer Kragh	1196	C#	2022-09-27 19:11:14

#	User	Length	Language	Date
1	Ganapathy Sanath Balaji	286	C++	2019-08-10 05:48:48
2	Grae Yeandle	296	C++	2019-08-24 20:56:27
3	Anna Roczek	302	C++	2023-07-19 18:45:29
4	Ahmad Shafiq Zia	311	C++	2024-02-10 12:08:36
5	Frederick Pek	318	C++	2021-06-13 11:01:00
6	黃浚瑜	319	C++	2021-07-31 03:12:01
7	a_b__c	331	C++	2021-01-13 09:53:58
8	14-Phạm Cao Gia Khang- 10A9	331	C++	2022-07-06 14:11:23
9	Mugeon Kim	332	C++	2024-02-19 04:17:43
10	hayenlinh	335	C++	2022-06-25 11:32:07

#	User	Length	Language	Date
1	Hidden user	320	Common Lisp	2019-06-12 06:29:05
2	David Cawthon	822	Common Lisp	2019-05-15 01:30:28

#	User	Length	Language	Date
1	Andriy Zyevakov	688	Go	2019-05-03 11:21:45
2	Magix	1003	Go	2020-12-13 03:29:42
3	Norbert Voelker	1059	Go	2021-04-26 12:28:44
4	Albert Leung	1239	Go	2024-08-17 04:17:20

#	User	Length	Language	Date
1	Felipe Péret	238	Haskell	2025-10-09 15:13:51
2	Yan Passeniouk	242	Haskell	2022-10-10 19:14:14
3	Jan Hrček	246	Haskell	2019-04-28 18:49:06
4	Hidden user	343	Haskell	2023-01-12 22:49:22
5	Steinar Simonnes	417	Haskell	2024-02-10 17:23:52
6	Aurélien Pepin	790	Haskell	2019-07-30 19:30:26
7	Hidden user	2422	Haskell	2019-08-28 22:10:02
8	Intrets	2553	Haskell	2019-09-06 12:28:07

#	User	Length	Language	Date
1	Rasmus Streubel Nielsen	410	Java	2023-10-04 19:40:49
2	Yeung Man Tsung	489	Java	2022-06-22 10:36:51
3	John Baldwin	502	Java	2019-08-28 03:40:28
4	Cole Adams	515	Java	2019-03-09 21:24:02
5	Aaron Canda	523	Java	2023-01-07 01:37:59
6	Taylor Wong	538	Java	2023-01-18 02:57:20
7	Garway Mei	550	Java	2019-11-21 20:04:34
8	Syed AbuTalib	552	Java	2019-07-30 17:37:26
9	Darrin Wiley	568	Java	2019-09-12 23:15:19
10	Zhenkun Hu	573	Java	2019-03-10 00:12:11

#	User	Length	Language	Date
1	Peter Kedemo	426	JavaScript (Node.js)	2019-12-27 23:48:41
2	Brendan King	534	JavaScript (Node.js)	2024-02-08 22:23:20
3	Niamh Limerick	837	JavaScript (Node.js)	2022-09-14 12:28:11
4	Sander Hellesø	895	JavaScript (Node.js)	2019-04-26 04:00:05
5	Andoko Chandra	1040	JavaScript (Node.js)	2020-10-12 13:27:07
6	Chris Wong	1174	JavaScript (Node.js)	2021-03-07 21:29:37

#	User	Length	Language	Date
1	Jimmy Gustafsson	148	JavaScript (SpiderMonkey)	2024-07-24 22:27:40
2	Christian Pilegaard Cederquist	239	JavaScript (SpiderMonkey)	2023-02-08 14:45:14
3	Bjørn Chr. Soltvedt	319	JavaScript (SpiderMonkey)	2019-03-11 10:17:47
4	Peter Menyes	328	JavaScript (SpiderMonkey)	2021-09-19 16:18:16

#	User	Length	Language	Date
1	Timothy Gaede	778	Julia	2024-05-29 13:53:42

#	User	Length	Language	Date
1	Chris Johnson	325	Kotlin	2025-03-05 21:44:39
2	Adam Koprowski	331	Kotlin	2020-08-18 16:56:51
3	Adam Rankin	410	Kotlin	2023-08-30 06:35:17
4	Dayan Ruben Gonzalez	425	Kotlin	2020-10-08 04:18:44
5	Troy Warmboe	442	Kotlin	2023-04-17 21:50:08
6	Matthew Lutze	490	Kotlin	2019-09-24 05:11:13
7	Cheatahh	668	Kotlin	2025-04-09 09:36:31
8	Ola Sundell	717	Kotlin	2019-11-22 14:09:55
9	Johnny Baloney	787	Kotlin	2021-12-29 15:48:26
10	Neil Harmon	941	Kotlin	2019-05-16 10:02:49

#	User	Length	Language	Date
1	Lars Åström	625	OCaml	2020-03-26 11:43:03
2	Hidden user	857	OCaml	2024-01-11 17:56:27

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1144	Pascal	2019-09-16 16:16:02

#	User	Length	Language	Date
1	Thomas Feld	100	Python 2	2019-09-10 10:19:45
2	Jesper Öqvist	190	Python 2	2019-03-10 11:37:23
3	Andreas Björklund	223	Python 2	2019-06-30 09:01:26
4	Lim Hong Hui Eugene	233	Python 2	2019-10-10 11:50:35
5	Johan Lyts	242	Python 2	2019-08-15 14:59:27
6	Louise Drenth	252	Python 2	2019-05-14 23:16:16
7	Tim Barry	261	Python 2	2019-03-09 21:26:33
8	Maj Stenmark	287	Python 2	2019-05-01 21:19:49
9	Thomas Vu	290	Python 2	2019-03-11 01:28:00
10	Yanmarshus Bachtiar	356	Python 2	2020-08-30 04:29:22

#	User	Length	Language	Date
1	Tai Tze Kin	52	Python 3	2024-05-05 22:12:53
2	Clement Oh	62	Python 3	2023-08-09 14:51:33
3	David Skocic	95	Python 3	2025-07-10 05:08:32
4	ACMCSU	95	Python 3	2025-07-10 05:09:01
5	Charles Ancheta	96	Python 3	2023-04-18 22:32:15
6	Hidden user	97	Python 3	2020-07-16 17:15:16
7	Sarthak Pujari	101	Python 3	2025-02-03 11:28:06
8	Vedran Čačić	106	Python 3	2019-03-27 17:46:52
9	Alexandre Douard	113	Python 3	2024-08-10 02:33:51
10	Yohannes Melese	117	Python 3	2021-07-15 13:35:29

#	User	Length	Language	Date
1	Thomas Feld	58	Ruby	2023-01-30 14:09:48
2	Clement Oh	70	Ruby	2024-01-10 12:46:38
3	Chenzhang Hu	164	Ruby	2025-09-22 18:13:35
4	Dheeraj Kumar	293	Ruby	2022-09-30 01:39:48
5	Kok Dith	328	Ruby	2021-08-18 04:07:44

#	User	Length	Language	Date
1	Vincent Lagerros	409	Rust	2025-06-18 01:49:36
2	Bas Dirks	570	Rust	2022-01-06 10:06:12
3	Lasse Møldrup	575	Rust	2021-10-03 11:26:55
4	Bjørn Chr. Soltvedt	621	Rust	2019-03-11 10:16:37
5	Isak Jägberg	822	Rust	2024-10-28 16:39:50
6	Freek van Keulen	1089	Rust	2021-12-23 08:51:37
7	Eric Pinter	1349	Rust	2021-06-27 17:50:50
8	Reis Faar	1452	Rust	2023-04-11 22:38:10
9	gard heine kalland	2847	Rust	2024-06-16 17:56:45
10	Aaron Lengyel	4530	Rust	2022-09-24 02:28:51

#	User	Length	Language	Date
1	Krishan Leong	786	Visual Basic	2024-02-20 23:51:12

Solution running time distribution