Problem D
Protecting the Collection — Problem Statistics

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Submissions	850
Accepted submissions	321
Submission ratio	37.76%
Authors	172
Accepted authors	145
Author ratio	84.30%

#	User	Runtime	Language	Date
1	Duane Currie	0.02 s	C	2019-11-13 14:48:41
2	Bergur Snorrason	0.03 s	C	2019-11-13 10:30:18
3	Alexander Bilde Pedersen	0.03 s	C	2023-05-07 19:58:02
4	Ivan Petrov	0.29 s	C	2019-11-26 08:16:38

#	User	Runtime	Language	Date
1	Apurav Khare	1.95 s	C#	2021-11-23 18:49:20

#	User	Runtime	Language	Date
1	Øyvind Almli	0.01 s	C++	2021-04-04 09:41:46
2	Christopher MacDonald	0.02 s	C++	2019-11-27 00:29:02
3	Paul Wild	0.06 s	C++	2019-11-09 19:33:47
4	Filippo Quattrocchi	0.06 s	C++	2019-11-16 18:55:37
5	Carlos Fernando Panganiban	0.06 s	C++	2019-11-25 05:51:43
6	Lew Choon Hean	0.06 s	C++	2024-08-13 10:30:41
7	Teikn Smith	0.06 s	C++	2024-10-19 03:44:28
8	Mai Kiến Quốc	0.08 s	C++	2019-11-09 18:35:28
9	Truong Luan	0.08 s	C++	2019-11-16 06:42:13
10	Brage Isak Keiserås Bakkane	0.08 s	C++	2021-04-19 16:02:55

#	User	Runtime	Language	Date
1	Jesper Bengtson	2.72 s	F#	2019-11-28 15:58:14

#	User	Runtime	Language	Date
1	Erlend Fonnes	0.37 s	Go	2021-04-06 08:50:52

#	User	Runtime	Language	Date
1	Øyvind Almli	2.68 s	Haskell	2021-12-06 20:19:47

#	User	Runtime	Language	Date
1	Øyvind Almli	0.12 s	Java	2021-04-14 15:42:16
2	Luke Eales	0.25 s	Java	2023-10-09 10:36:47
3	William Walker	0.28 s	Java	2023-08-20 08:22:41
4	Doug Goodman	0.30 s	Java	2020-09-20 17:35:58
5	Alice Ryhl	0.33 s	Java	2019-11-15 17:20:01
6	Brent Yorgey	0.50 s	Java	2019-11-26 21:59:51
7	Åke Wettergren	0.54 s	Java	2019-11-19 10:48:34
8	Bjørn Dons	0.54 s	Java	2020-04-14 23:10:14
9	Brage Alvsvåg	0.54 s	Java	2021-04-22 20:55:23
10	Crystal Sharpe	0.57 s	Java	2019-11-10 05:03:51

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.83 s	JavaScript (SpiderMonkey)	2024-02-20 13:12:01
2	Christian Cederquist	4.15 s	JavaScript (SpiderMonkey)	2023-11-15 17:55:50

#	User	Runtime	Language	Date
1	Jacob Huebner	0.99 s	Kotlin	2020-02-24 03:35:33

#	User	Runtime	Language	Date
1	Andreas Björklund	0.13 s	Python 2	2019-12-20 08:11:07
2	Måns Magnusson	0.51 s	Python 2	2019-11-15 16:58:32
3	Maj Stenmark	0.52 s	Python 2	2019-11-16 17:33:33
4	Thomas Feld	0.54 s	Python 2	2019-12-10 13:11:39
5	William Taylor-Melanson	1.76 s	Python 2	2019-11-29 17:26:40

#	User	Runtime	Language	Date
1	Øyvind Johannessen	0.20 s	Python 3	2021-04-20 13:20:31
2	Øyvind Almli	0.21 s	Python 3	2021-04-14 15:34:15
3	Haakon Benning	0.48 s	Python 3	2021-04-16 15:55:39
4	Nicholas Russell Saerang	0.48 s	Python 3	2024-06-10 12:45:38
5	Godmar Back	0.54 s	Python 3	2021-11-07 14:50:25
6	Hidden user	0.55 s	Python 3	2021-04-17 10:33:11
7	Levi Tourinho	0.55 s	Python 3	2024-03-02 22:27:50
8	Iman Khodadi	0.57 s	Python 3	2022-09-04 12:07:05
9	Karina Elinborg Jonasdottir Strømmen	0.62 s	Python 3	2021-04-07 15:02:52
10	Isaac Lee	0.65 s	Python 3	2020-01-13 04:37:02

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	Rust	2019-11-16 22:15:23
2	Jonathan Soo	0.18 s	Rust	2021-12-11 05:05:38
3	Ng Tek In	0.20 s	Rust	2023-10-20 18:36:16

#	User	Length	Language	Date
1	Ivan Petrov	1434	C	2019-11-26 08:16:38
2	Alexander Bilde Pedersen	2151	C	2023-05-07 19:58:02
3	Duane Currie	2811	C	2019-11-13 14:48:41
4	Bergur Snorrason	2815	C	2019-11-13 10:31:13

#	User	Length	Language	Date
1	Apurav Khare	4118	C#	2021-11-23 18:49:20

#	User	Length	Language	Date
1	Teikn Smith	890	C++	2024-10-19 03:44:28
2	Dmitry Lyubshin	910	C++	2023-05-08 22:26:17
3	Lars Åström	1087	C++	2019-11-15 16:42:29
4	Yu Cheng	1166	C++	2023-02-10 01:41:59
5	Leonardo Blanger	1178	C++	2021-03-17 01:54:53
6	Erik Amirell Eklöf	1201	C++	2019-11-15 17:33:41
7	Paul Wild	1236	C++	2019-11-09 19:33:47
8	Hidden user	1278	C++	2019-11-15 20:52:33
9	Kevin Sun	1283	C++	2019-11-09 16:52:34
10	Itay Z	1322	C++	2019-11-09 20:50:35

#	User	Length	Language	Date
1	Jesper Bengtson	4626	F#	2019-11-28 15:58:14

#	User	Length	Language	Date
1	Erlend Fonnes	2588	Go	2021-04-06 08:56:13

#	User	Length	Language	Date
1	Øyvind Almli	4600	Haskell	2021-12-06 19:41:50

#	User	Length	Language	Date
1	Jacob Magnuson	1289	Java	2022-03-02 18:12:09
2	Doug Goodman	1697	Java	2020-09-20 17:35:58
3	William Walker	2145	Java	2023-08-20 08:22:41
4	Erik Tegler	2585	Java	2019-11-15 17:15:15
5	Alice Ryhl	2843	Java	2019-11-15 17:20:01
6	Luke Eales	3062	Java	2023-10-09 10:36:47
7	Taras Romanyuk	3448	Java	2024-12-04 00:08:41
8	Øyvind Almli	3457	Java	2021-04-22 13:55:31
9	NINGYI ZHANG	3716	Java	2021-11-24 00:16:04
10	Åke Wettergren	3745	Java	2019-11-19 10:48:34

#	User	Length	Language	Date
1	Christian Cederquist	1151	JavaScript (SpiderMonkey)	2023-11-15 17:55:50
2	Bjørn Chr. Soltvedt	1541	JavaScript (SpiderMonkey)	2024-02-20 13:12:01

#	User	Length	Language	Date
1	Jacob Huebner	2384	Kotlin	2020-02-24 03:35:33

#	User	Length	Language	Date
1	Thomas Feld	378	Python 2	2019-12-10 13:06:51
2	Andreas Björklund	724	Python 2	2019-12-20 08:11:07
3	Måns Magnusson	1178	Python 2	2019-11-15 16:58:32
4	Maj Stenmark	1178	Python 2	2019-11-16 17:33:33
5	William Taylor-Melanson	1675	Python 2	2019-11-29 17:26:40

#	User	Length	Language	Date
1	Ahmed Chamseddine	792	Python 3	2024-02-23 14:43:17
2	Nicholas Russell Saerang	882	Python 3	2024-06-10 12:46:03
3	Godmar Back	895	Python 3	2021-11-08 03:50:45
4	Hidden user	952	Python 3	2020-04-14 23:04:22
5	Shakthivel Shankaralingam	1024	Python 3	2021-11-23 19:53:18
6	Øyvind Almli	1139	Python 3	2021-04-20 13:11:47
7	Øyvind Johannessen	1204	Python 3	2021-04-20 13:20:31
8	Vincent Tandya	1281	Python 3	2019-11-09 18:00:25
9	crapcode	1556	Python 3	2022-04-01 21:00:09
10	Isaac Lee	1603	Python 3	2020-01-13 04:37:02

#	User	Length	Language	Date
1	Ng Tek In	2408	Rust	2023-10-20 18:36:16
2	Hidden user	3512	Rust	2019-11-16 21:43:51
3	Jonathan Soo	14185	Rust	2021-12-11 05:05:38

Solution running time distribution