Problem A
Music Collection — Problem Statistics

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Submissions	317
Accepted submissions	139
Submission ratio	43.85%
Authors	117
Full solves [?]	98
Full solve Ratio	83.76%

#	User	Runtime	Language	Date
1	Martin Stensgård	0.01 s	C	2020-12-20 21:24:34

#	User	Runtime	Language	Date
1	Andreas Löfman	0.31 s	C#	2019-07-07 11:05:23
2	Niklas Bäckström	0.54 s	C#	2013-06-09 10:10:51

#	User	Runtime	Language	Date
1	Dan Baterisna	0.04 s	C++	2021-01-24 13:50:36
2	Hidden user	0.05 s	C++	2018-08-15 14:29:40
3	Matthew Joseph Schallenkamp	0.06 s	C++	2016-03-29 03:48:26
4	Lam Gia Thuan	0.07 s	C++	2018-06-12 14:26:14
5	Olle Eriksson	0.07 s	C++	2018-06-21 02:40:24
6	Teikn Smith	0.07 s	C++	2022-05-22 01:15:14
7	Dmitry Lyubshin	0.08 s	C++	2018-08-26 09:10:23
8	Nicholas Foo Chuan Le	0.08 s	C++	2021-01-23 20:29:40
9	Zhu Xiaochen	0.08 s	C++	2021-05-24 03:05:27
10	Emil Lenngren	0.10 s	C++	2013-06-09 10:30:15

#	User	Runtime	Language	Date
1	Nick Wu	0.26 s	Java	2016-12-04 21:09:38
2	Andrew Polizzotto	0.31 s	Java	2020-10-06 00:56:11
3	Love Ahnström	0.35 s	Java	2018-08-02 10:20:21
4	Jan Štola	0.38 s	Java	2015-06-10 09:24:00
5	Doug Goodman	0.44 s	Java	2020-08-13 17:38:35
6	Frank Ruskey	0.46 s	Java	2017-03-21 19:05:04
7	Terrence Park	0.46 s	Java	2020-05-16 10:57:54
8	Simon Klein	0.47 s	Java	2013-06-09 13:18:39
9	Bjørn Dons	0.48 s	Java	2023-08-04 20:36:25
10	Jens Ståhl	0.50 s	Java	2013-09-03 13:11:13

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.31 s	JavaScript (SpiderMonkey)	2023-11-20 13:55:53
2	Bjørn Chr. Soltvedt	0.59 s	JavaScript (SpiderMonkey)	2018-06-18 15:22:28

#	User	Runtime	Language	Date
1	Timothy Gaede	0.95 s	Julia	2025-10-07 07:53:27

#	User	Runtime	Language	Date
1	Martin Stensgård	0.21 s	OCaml	2020-12-19 19:59:25

#	User	Runtime	Language	Date
1	Johann Ly	0.24 s	Python 2	2018-12-24 04:20:18
2	Johan Nilsson	0.25 s	Python 2	2015-10-03 20:06:49
3	Patrik Lilja	0.27 s	Python 2	2015-11-17 19:47:23
4	Christofer Ohlsson	0.49 s	Python 2	2015-08-05 18:12:37
5	Alvaro Silvino	0.96 s	Python 2	2016-04-04 05:28:06
6	Oskar Haarklou Veileborg	1.07 s	Python 2	2018-11-18 10:29:20

#	User	Runtime	Language	Date
1	John Smith	0.26 s	Python 3	2018-05-30 08:52:36
2	Hidden user	0.30 s	Python 3	2024-01-23 22:59:41
3	Ram Basnet	0.43 s	Python 3	2023-12-30 03:58:25
4	Martin Stensgård	0.55 s	Python 3	2016-04-19 04:45:34
5	Kasra Ghodsi	0.60 s	Python 3	2018-07-21 20:24:50
6	Денис Соболев	0.67 s	Python 3	2019-04-28 09:38:27
7	Ryan Farrell	0.68 s	Python 3	2021-08-04 17:15:27
8	Bastien Moron	0.70 s	Python 3	2023-11-10 11:10:27
9	Gal Zakrajsek	0.77 s	Python 3	2018-08-20 12:59:49
10	Theo Pantoja	0.87 s	Python 3	2024-10-13 23:26:37

#	User	Length	Language	Date
1	Martin Stensgård	3382	C	2020-12-20 21:58:46

#	User	Length	Language	Date
1	Niklas Bäckström	2113	C#	2013-06-09 10:10:51
2	Andreas Löfman	7200	C#	2019-07-07 09:33:01

#	User	Length	Language	Date
1	a_b__c	808	C++	2021-02-27 13:20:53
2	Jerome Leow	1095	C++	2021-01-20 08:13:33
3	Johan Wind	1150	C++	2018-09-17 20:31:00
4	Flor Elisa Chacón Ochoa	1153	C++	2017-02-25 00:10:42
5	Muhanad Alaa	1250	C++	2020-06-23 08:23:26
6	Lau Skorstengaard	1340	C++	2015-02-26 20:36:38
7	Richard Wang	1361	C++	2021-11-18 03:36:24
8	David Venhoek	1375	C++	2016-04-04 08:15:09
9	Hidden user	1401	C++	2024-04-18 17:05:23
10	Donald Dong	1402	C++	2018-08-25 03:15:01

#	User	Length	Language	Date
1	Simon Klein	1606	Java	2013-06-09 13:18:39
2	Crystal Sharpe	1743	Java	2021-03-03 05:03:54
3	Doug Goodman	2162	Java	2020-08-13 17:38:35
4	Darrin Wiley	2330	Java	2015-11-15 06:07:57
5	Andrew Polizzotto	2346	Java	2020-10-06 00:58:45
6	Nick Wu	2764	Java	2016-12-04 21:09:38
7	Jan Štola	3036	Java	2015-06-10 09:24:00
8	Erik Odenman	3072	Java	2013-06-09 10:31:59
9	Garrick Craft	3105	Java	2022-11-04 06:17:07
10	Johan Sannemo	3230	Java	2013-06-09 09:42:56

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	3336	JavaScript (SpiderMonkey)	2018-06-18 15:22:28
2	Christian Pilegaard Cederquist	3433	JavaScript (SpiderMonkey)	2023-11-20 13:55:53

#	User	Length	Language	Date
1	Timothy Gaede	2123	Julia	2025-10-07 07:53:27

#	User	Length	Language	Date
1	Martin Stensgård	2648	OCaml	2020-12-19 19:59:25

#	User	Length	Language	Date
1	Oskar Haarklou Veileborg	749	Python 2	2018-11-18 10:29:20
2	Johann Ly	902	Python 2	2018-12-24 04:20:18
3	Patrik Lilja	950	Python 2	2015-11-17 19:47:23
4	Johan Nilsson	1140	Python 2	2015-10-03 20:06:49
5	Christofer Ohlsson	1188	Python 2	2015-08-05 18:12:37
6	Alvaro Silvino	2046	Python 2	2016-04-04 05:28:06

#	User	Length	Language	Date
1	Martin Stensgård	670	Python 3	2016-04-19 04:45:34
2	Nicholas Russell Saerang	683	Python 3	2024-06-04 15:15:23
3	Jose Mari Paolo Rollan	728	Python 3	2024-10-13 00:01:06
4	Arnav Sastry	822	Python 3	2021-05-08 05:15:24
5	John Smith	949	Python 3	2018-05-30 08:55:43
6	Matthew Carpio	982	Python 3	2024-10-12 03:56:40
7	Gal Zakrajsek	1033	Python 3	2018-08-20 14:43:39
8	Kasra Ghodsi	1099	Python 3	2018-07-21 20:19:15
9	Dick Ong	1129	Python 3	2021-01-22 04:47:44
10	Hidden user	1148	Python 3	2024-01-23 22:59:41

Solution running time distribution