Problem E
Secure Doors — Problem Statistics

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Submissions	167
Accepted submissions	93
Submission ratio	55.69%
Authors	71
Full solves [?]	67
Full solve Ratio	94.37%

#	User	Runtime	Language	Date
1	Guðjón Janus Guðjónsson	0.00 s	C++	2019-05-03 16:38:15
2	Sigurður Helgason	0.00 s	C++	2019-05-03 16:45:12

#	User	Runtime	Language	Date
1	Elvar Örn Antonsson	0.03 s	Python 3	2019-05-03 16:24:48
2	Þórsteinn Atli Ragnarsson	0.04 s	Python 3	2024-12-23 09:16:25
3	Hávar Sigurðarson	0.04 s	Python 3	2025-09-16 01:30:24
4	Sveinn Mikael Ottósson	0.04 s	Python 3	2025-09-16 16:15:28
5	Ronja Hjartar	0.05 s	Python 3	2024-10-08 15:32:53
6	Rebekka Ósk Rögnvaldsdóttir	0.05 s	Python 3	2024-10-08 16:37:34
7	Pétur Ágúst Steindórsson	0.05 s	Python 3	2024-10-08 20:50:45
8	Kristján Viktor Steinarsson	0.05 s	Python 3	2024-10-08 22:04:39
9	Atli Axfjörð Friðgeirsson	0.05 s	Python 3	2024-10-22 16:51:59
10	Daníel Örn Guðmundsson	0.05 s	Python 3	2024-12-30 13:09:01

#	User	Length	Language	Date
1	Sigurður Helgason	897	C++	2019-05-03 16:45:12
2	Guðjón Janus Guðjónsson	1068	C++	2019-05-03 16:38:15

#	User	Length	Language	Date
1	Gabriel Mani Sigvaldason	332	Python 3	2025-10-04 01:49:54
2	Trausti Guðmundarson	354	Python 3	2024-10-08 15:45:16
3	Kristrún Halla Snorradóttir	380	Python 3	2025-09-16 20:28:20
4	Sædís Arna Einarsdóttir	383	Python 3	2025-09-16 20:21:49
5	Þórður Miguel Calvi	451	Python 3	2025-09-16 16:59:51
6	Ísold	467	Python 3	2025-09-16 23:09:08
7	Elmar Fossberg Rúnarsson	471	Python 3	2024-11-10 19:08:29
8	steinar helgi halldórsson	472	Python 3	2025-09-17 23:45:25
9	Ævar Örn Marelsson	476	Python 3	2025-09-19 10:41:42
10	Baldvin Hrafn Hreiðarsson	482	Python 3	2025-09-19 13:46:27

Solution running time distribution