Problem A
White Water Rafting — Problem Statistics

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Submissions	417
Accepted submissions	187
Submission ratio	44.84%
Authors	122
Full solves [?]	113
Full solve Ratio	92.62%

#	User	Runtime	Language	Date
1	Aleksander Jan Mistewicz	0.03 s	Go	2019-05-06 14:42:15
2	Hidden user	0.64 s	Go	2019-05-05 17:56:22

#	User	Runtime	Language	Date
1	Oskar Segersvärd	0.01 s	Haskell	2014-12-10 17:11:18
2	Mattias Harrysson	0.01 s	Haskell	2015-12-03 23:46:55

#	User	Runtime	Language	Date
1	Simon Klein	0.06 s	Java	2011-12-14 15:00:11
2	Filip Gauffin	0.07 s	Java	2013-06-17 19:09:13
3	Kai Widell Niigata	0.07 s	Java	2014-05-05 11:31:09
4	Daniel Hollsten	0.07 s	Java	2014-12-04 22:43:05
5	Viktor Mattsson	0.07 s	Java	2014-12-07 16:57:50
6	Carl Eriksson	0.07 s	Java	2014-12-07 21:12:11
7	Magnus Gudmandsen	0.07 s	Java	2014-12-10 13:53:36
8	Thomas Sjöholm	0.07 s	Java	2014-12-10 15:36:47
9	Erik Ranby	0.07 s	Java	2015-12-02 12:10:30
10	Niklas Rönnholm	0.07 s	Java	2015-12-02 23:14:34

#	User	Runtime	Language	Date
1	Andreas Serra	0.04 s	Python 2	2014-05-05 20:28:12
2	Hidden user	0.05 s	Python 2	2019-04-29 20:42:50
3	Felix Balthasar Berief	0.17 s	Python 2	2019-04-30 16:30:25
4	Alexander Blom	0.22 s	Python 2	2014-12-10 15:37:26

#	User	Runtime	Language	Date
1	Jacob Molin	0.07 s	Python 3	2025-05-02 11:00:02
2	Elias Martinsson	0.08 s	Python 3	2025-05-04 21:23:39
3	Oskar Svanström	0.19 s	Python 3	2023-05-12 13:47:31
4	Jonas Höglund	0.20 s	Python 3	2016-01-17 20:11:07
5	Alexandre Loiko	0.57 s	Python 3	2013-05-07 20:45:23
6	Mikael Florén	0.64 s	Python 3	2014-12-06 14:26:46

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Rust	2019-05-05 10:36:20
2	Hidden user	0.00 s	Rust	2019-05-05 18:46:25
3	Gustaf Bergmark	0.00 s	Rust	2023-05-12 14:02:38
4	Christiane Kobalt	0.00 s	Rust	2025-05-21 15:58:24

#	User	Length	Language	Date
1	Carl Thomé	1241	C++	2014-06-28 16:28:52
2	Fredrik Gustafsson	1539	C++	2011-12-13 17:27:49
3	Niklas Nordmark	1539	C++	2011-12-13 18:00:14
4	Rohin Mohanadas	1567	C++	2017-12-03 14:19:18
5	Lucas Wiener	1617	C++	2014-05-06 09:40:19
6	Linus Eklund	1684	C++	2015-12-28 03:03:22
7	Johan Sannemo	1766	C++	2014-05-06 00:09:50
8	Hidden user	1853	C++	2015-12-08 15:38:56
9	Oskar Werkelin Ahlin	2025	C++	2012-02-28 08:59:38
10	Johan Wester	2087	C++	2011-12-13 15:22:05

#	User	Length	Language	Date
1	Aleksander Jan Mistewicz	10502	Go	2019-05-06 14:42:15
2	Hidden user	12691	Go	2019-05-07 17:51:14

#	User	Length	Language	Date
1	Oskar Segersvärd	4978	Haskell	2014-12-10 17:11:18
2	Mattias Harrysson	5280	Haskell	2015-12-03 23:46:55

#	User	Length	Language	Date
1	Daniel Hollsten	2261	Java	2014-12-04 22:46:19
2	Viktor Mattsson	2362	Java	2014-12-07 17:11:15
3	Simon Klein	2600	Java	2011-12-14 15:00:11
4	Carl Eriksson	2850	Java	2014-12-07 21:12:11
5	Nils Merkel	3102	Java	2020-05-24 20:03:29
6	Gustav Zander	3811	Java	2015-12-04 08:06:32
7	Erik Ranby	3874	Java	2015-12-02 13:05:59
8	Filip Gauffin	4080	Java	2013-06-17 19:09:13
9	Dexter Gramfors	4297	Java	2015-12-03 18:13:06
10	Robin Engström	4631	Java	2015-12-03 15:42:27

#	User	Length	Language	Date
1	Hidden user	1573	Python 2	2019-04-29 20:42:50
2	Felix Balthasar Berief	2064	Python 2	2019-04-30 16:30:25
3	Alexander Blom	2919	Python 2	2014-12-10 15:37:26
4	Andreas Serra	3174	Python 2	2014-05-05 20:28:12

#	User	Length	Language	Date
1	Jonas Höglund	1359	Python 3	2016-01-17 20:11:07
2	Mikael Florén	1738	Python 3	2014-12-06 14:26:46
3	Oskar Svanström	2174	Python 3	2023-05-12 13:47:31
4	Jacob Molin	2183	Python 3	2025-05-02 11:01:32
5	Alexandre Loiko	10454	Python 3	2013-05-07 20:45:23
6	Elias Martinsson	14938	Python 3	2025-05-04 21:23:39

#	User	Length	Language	Date
1	Christiane Kobalt	7426	Rust	2025-05-21 15:58:24
2	Hidden user	11922	Rust	2019-05-05 10:36:20
3	Gustaf Bergmark	16633	Rust	2023-05-12 14:02:38
4	Hidden user	24608	Rust	2019-05-05 18:46:25

Solution running time distribution