Problem A
Three-State Memory — Problem Statistics

Back to problem description

Submissions	506
Accepted submissions	157
Submission ratio	31.03%
Authors	136
Full solves [?]	84
Full solve Ratio	61.76%

#	User	Runtime	Language	Date
1	Dan Kral	0.00 s	C	2014-11-29 21:36:14
2	Ivan Petrov	0.00 s	C	2019-07-01 08:50:57
3	Bergur Snorrason	0.00 s	C	2020-11-11 08:35:53
4	Mike Nguyen	0.00 s	C	2024-02-18 05:54:23

#	User	Runtime	Language	Date
1	Gilaad Elstein	0.02 s	C#	2019-11-19 14:21:00

#	User	Runtime	Language	Date
1	Mike Nguyen	0.01 s	Go	2024-02-18 05:45:16

#	User	Runtime	Language	Date
1	David Wärn	0.00 s	Haskell	2015-04-20 16:14:42
2	Brent Yorgey	0.01 s	Haskell	2019-02-23 23:19:27

#	User	Runtime	Language	Date
1	Simon Klein	0.05 s	Java	2012-02-22 18:04:26
2	Martin Aldrin	0.05 s	Java	2012-09-07 23:31:34
3	Nick Wu	0.05 s	Java	2015-10-05 09:42:26
4	Hà Minh Ngọc	0.05 s	Java	2015-11-01 21:14:43
5	Nguyễn Mạnh Phúc	0.05 s	Java	2015-11-18 16:02:28
6	Trần Công Duy	0.05 s	Java	2015-11-18 16:02:30
7	Micah Stairs	0.05 s	Java	2017-01-19 14:09:30
8	Finn Lidbetter	0.05 s	Java	2017-01-19 14:54:37
9	Erik Odenman	0.06 s	Java	2012-02-22 19:19:41
10	Luu Nhat Phi	0.06 s	Java	2015-11-18 14:24:24

#	User	Runtime	Language	Date
1	Hidden user	0.03 s	Python 2	2012-02-26 20:30:55
2	Anders Westling	0.03 s	Python 2	2012-06-26 20:41:36
3	Paulo Bu	0.03 s	Python 2	2015-02-11 22:12:49
4	Johan Lyts	0.03 s	Python 2	2019-12-08 20:52:08
5	Hidden user	0.04 s	Python 2	2019-04-18 16:17:15
6	Hidden user	0.09 s	Python 2	2019-09-30 19:20:52
7	Hidden user	0.20 s	Python 2	2020-09-03 06:42:39

#	User	Runtime	Language	Date
1	Firman Syah	0.04 s	Python 3	2025-02-14 14:07:37
2	Hrant Hovhannisyan	0.04 s	Python 3	2025-03-31 10:54:15
3	Bryan Juniano	0.04 s	Python 3	2025-05-06 19:45:18
4	Tony Kwan	0.05 s	Python 3	2022-08-09 23:45:13
5	András Biczó	0.05 s	Python 3	2022-11-06 23:58:01
6	Andreas Björklund	0.05 s	Python 3	2023-04-12 18:01:39
7	Isaac Lee	0.05 s	Python 3	2023-08-13 05:32:36
8	Nicholas Russell Saerang	0.07 s	Python 3	2024-07-03 08:15:17
9	James Rettie	0.41 s	Python 3	2022-10-01 03:25:49

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-08-16 10:31:32

#	User	Length	Language	Date
1	Dan Kral	465	C	2014-11-29 21:36:14
2	Ivan Petrov	1463	C	2019-07-01 08:50:57
3	Mike Nguyen	1463	C	2024-02-18 05:54:23
4	Bergur Snorrason	1901	C	2020-11-11 08:35:53

#	User	Length	Language	Date
1	Gilaad Elstein	7438	C#	2019-11-19 14:21:00

#	User	Length	Language	Date
1	Yeoh Han Yi	317	C++	2025-04-15 14:20:13
2	Evan Michael Bailey	321	C++	2024-02-13 04:09:53
3	David Wärn	339	C++	2015-03-02 13:00:44
4	Urban Pettersson	376	C++	2012-09-08 17:21:33
5	Antonio Molina Lovett	412	C++	2015-04-03 11:56:15
6	Rene Josiah M. Quinto	412	C++	2016-04-24 12:19:28
7	Johan Wind	415	C++	2018-03-19 17:26:20
8	Jeremy Lim	511	C++	2023-12-17 17:24:44
9	Atli Fannar Franklín	564	C++	2023-09-29 12:27:57
10	Lim Yun Kai	566	C++	2016-06-22 07:16:32

#	User	Length	Language	Date
1	Mike Nguyen	983	Go	2024-02-18 05:45:16

#	User	Length	Language	Date
1	David Wärn	125	Haskell	2015-04-20 16:14:42
2	Brent Yorgey	1157	Haskell	2019-02-23 23:19:27

#	User	Length	Language	Date
1	Hà Minh Ngọc	747	Java	2015-11-02 07:24:54
2	Finn Lidbetter	970	Java	2017-01-19 14:54:37
3	Erik Odenman	1011	Java	2012-02-22 19:19:41
4	Doug Goodman	1043	Java	2019-11-27 19:06:49
5	Erik Baalhuis	1047	Java	2016-09-30 19:56:27
6	Bryan Jin	1067	Java	2018-08-14 02:43:23
7	Micah Stairs	1526	Java	2017-01-19 13:38:15
8	Nguyễn Mạnh Phúc	1539	Java	2015-11-18 16:02:28
9	Trần Công Duy	1643	Java	2015-11-18 16:02:30
10	Luu Nhat Phi	1688	Java	2015-11-18 14:24:24

#	User	Length	Language	Date
1	Hidden user	246	Python 2	2019-04-18 16:17:15
2	Anders Westling	386	Python 2	2012-06-26 20:41:36
3	Johan Lyts	403	Python 2	2019-12-08 20:52:08
4	Hidden user	403	Python 2	2020-09-03 06:42:39
5	Paulo Bu	420	Python 2	2015-02-11 22:12:49
6	Hidden user	567	Python 2	2012-02-26 20:30:55
7	Hidden user	801	Python 2	2019-09-30 19:21:14

#	User	Length	Language	Date
1	Isaac Lee	71	Python 3	2023-08-13 05:59:20
2	Nicholas Russell Saerang	76	Python 3	2024-07-03 08:17:50
3	Bryan Juniano	104	Python 3	2025-05-06 19:45:18
4	Hrant Hovhannisyan	146	Python 3	2025-03-31 10:54:15
5	Tony Kwan	151	Python 3	2022-08-09 23:45:13
6	Andreas Björklund	173	Python 3	2023-04-12 18:01:39
7	Firman Syah	281	Python 3	2025-02-14 14:07:37
8	James Rettie	524	Python 3	2022-10-01 03:25:49
9	András Biczó	598	Python 3	2022-11-06 23:58:01

#	User	Length	Language	Date
1	Thomas Feld	63	Ruby	2023-08-16 10:56:19

Solution running time distribution