Problem I
Wi-Fi — Problem Statistics

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Submissions	3366
Accepted submissions	841
Submission ratio	24.99%
Authors	538
Accepted authors	448
Author ratio	83.27%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.03 s	C	2019-04-11 15:32:00
2	Eyleifur Bjarkason	0.03 s	C	2019-11-02 15:19:20
3	Hidden user	0.04 s	C	2017-10-25 16:47:54
4	Hidden user	0.04 s	C	2025-01-23 19:04:03
5	Larisa Elena Livadariu	0.05 s	C	2025-02-11 20:40:10
6	Sabit Zahin	0.06 s	C	2015-10-20 20:30:51

#	User	Runtime	Language	Date
1	sdsj	0.00 s	C++	2024-02-13 22:34:04
2	Alexander Kravberg	0.01 s	C++	2022-10-25 22:34:21
3	Hidden user	0.02 s	C++	2018-11-04 10:57:26
4	Fatin Nabilah Binte Suhaimi	0.02 s	C++	2019-09-04 16:06:25
5	Mara	0.02 s	C++	2019-09-15 19:17:55
6	Nick Overdijk	0.02 s	C++	2019-09-17 19:54:58
7	Yu-Chen Chan	0.02 s	C++	2024-02-16 04:40:38
8	Johan Wind	0.03 s	C++	2018-03-18 20:05:14
9	Michael Pfeifer	0.03 s	C++	2018-04-24 20:52:08
10	Josenildo Silva	0.03 s	C++	2018-07-21 15:10:00

#	User	Runtime	Language	Date
1	Hidden user	0.71 s	Haskell	2016-07-07 17:37:24

#	User	Runtime	Language	Date
1	Vivan Gupta	0.16 s	Java	2024-02-14 07:35:56
2	Wee Yee Hong	0.17 s	Java	2019-09-05 20:36:40
3	Chen Shenghao	0.17 s	Java	2019-09-06 05:27:10
4	Nicholas Cristian	0.18 s	Java	2018-11-05 03:33:26
5	Sebastian Wilke	0.18 s	Java	2019-09-16 23:56:09
6	Bjørn Dons	0.19 s	Java	2019-09-16 22:15:35
7	Jack Fang	0.21 s	Java	2024-10-16 23:22:43
8	Leon Wang	0.22 s	Java	2024-10-11 04:52:01
9	Alvin Lee	0.23 s	Java	2024-10-12 18:40:27
10	Daniel Kun Zhang	0.26 s	Java	2025-02-20 23:03:32

#	User	Runtime	Language	Date
1	Noszály Csaba	0.66 s	Julia	2025-04-01 07:37:16

#	User	Runtime	Language	Date
1	Min-Zheng Shieh	0.73 s	Kotlin	2023-03-08 13:27:35
2	Jacob Huebner	0.82 s	Kotlin	2020-04-20 20:21:02

#	User	Runtime	Language	Date
1	Bertrand Evertz	0.09 s	Python 2	2020-01-12 23:46:15
2	Muhammad Irham Rasyidi	0.14 s	Python 2	2017-11-16 08:29:24
3	Asger Hautop Drewsen	0.15 s	Python 2	2018-10-14 04:26:10
4	Lars Åström	0.15 s	Python 2	2019-09-16 18:10:45

#	User	Runtime	Language	Date
1	Jeongbin Lee	0.12 s	Python 3	2024-02-15 20:03:07
2	UTM CS AI	0.12 s	Python 3	2024-10-02 20:22:09
3	Steven Widjaja	0.12 s	Python 3	2025-02-19 20:18:55
4	Melvin Yang	0.13 s	Python 3	2021-01-25 17:02:22
5	Erik Bessö	0.13 s	Python 3	2023-03-22 18:50:02
6	Christian Komusiewicz	0.13 s	Python 3	2023-05-13 22:43:12
7	bhavin	0.13 s	Python 3	2025-02-21 02:53:53
8	Yuting Xiao	0.13 s	Python 3	2025-02-21 05:22:43
9	Hidden user	0.14 s	Python 3	2022-10-04 01:48:36
10	Nicholas Russell Saerang	0.14 s	Python 3	2023-03-29 21:18:05

#	User	Runtime	Language	Date
1	Niklas Sandén	0.03 s	Rust	2023-03-22 18:27:15

#	User	Length	Language	Date
1	Hidden user	908	C	2025-01-23 19:04:03
2	Sabit Zahin	1159	C	2015-10-20 20:30:51
3	Larisa Elena Livadariu	1182	C	2025-02-11 20:40:10
4	Hidden user	1308	C	2017-10-25 16:50:33
5	Bergur Snorrason	2253	C	2019-04-11 15:29:35
6	Eyleifur Bjarkason	5831	C	2019-11-02 15:19:58

#	User	Length	Language	Date
1	William Gan	503	C++	2017-04-17 13:31:33
2	Rumbin Lee	512	C++	2023-05-19 20:25:18
3	Elias Lolck	524	C++	2023-05-18 16:07:16
4	Johan Wind	575	C++	2018-03-18 20:05:14
5	Zane Yu	612	C++	2019-01-03 10:35:58
6	sdsj	614	C++	2024-02-13 22:34:04
7	Leo Lee	619	C++	2024-02-08 17:50:25
8	David Venhoek	667	C++	2016-04-26 14:05:50
9	Mårten Wiman	693	C++	2014-01-23 17:51:44
10	Wei Liang Tan	701	C++	2020-06-08 07:49:24

#	User	Length	Language	Date
1	Hidden user	2164	Haskell	2016-07-07 17:33:15

#	User	Length	Language	Date
1	Doug Goodman	900	Java	2018-06-15 21:50:10
2	Choo Jun Inn Darren	1108	Java	2024-09-27 06:49:59
3	Jeremy Lim	1199	Java	2024-01-01 21:59:11
4	Wang Zhi Jian	1201	Java	2018-10-29 18:58:19
5	Jason Tan	1223	Java	2018-10-30 11:16:41
6	Huang Jingnan	1227	Java	2018-10-30 08:15:59
7	Lei Chang	1368	Java	2018-11-10 07:29:21
8	Tan Jun Hao	1477	Java	2019-09-05 15:36:16
9	Kyler Wong	1486	Java	2018-11-10 04:59:49
10	Hidden user	1502	Java	2021-02-25 10:38:10

#	User	Length	Language	Date
1	Noszály Csaba	891	Julia	2025-04-01 07:37:16

#	User	Length	Language	Date
1	Min-Zheng Shieh	953	Kotlin	2023-03-08 13:27:35
2	Jacob Huebner	1089	Kotlin	2020-04-20 20:19:52

#	User	Length	Language	Date
1	Asger Hautop Drewsen	503	Python 2	2018-10-14 04:26:10
2	Lars Åström	592	Python 2	2019-09-16 18:11:09
3	Muhammad Irham Rasyidi	738	Python 2	2017-11-16 08:29:24
4	Bertrand Evertz	899	Python 2	2020-01-12 23:46:15

#	User	Length	Language	Date
1	Benjamin Z White	230	Python 3	2023-07-28 20:59:28
2	Casper Rysgaard	315	Python 3	2024-03-15 11:13:33
3	Oskar Haarklou Veileborg	364	Python 3	2020-05-13 16:45:59
4	Nicholas Russell Saerang	370	Python 3	2023-03-29 21:14:12
5	Hidden user	385	Python 3	2021-05-07 16:17:00
6	Jack Augenstine	405	Python 3	2025-02-21 06:48:33
7	Iman Khodadi	451	Python 3	2024-07-02 12:05:29
8	Ulf Lundström	480	Python 3	2019-08-14 20:57:18
9	Weichen Zong	496	Python 3	2022-10-22 22:59:38
10	Gustav Kalander	504	Python 3	2022-09-11 14:46:33

#	User	Length	Language	Date
1	Niklas Sandén	26532	Rust	2023-03-22 18:27:15

Solution running time distribution