Problem A
Reachable Roads — Problem Statistics

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Submissions	7068
Accepted submissions	3564
Submission ratio	50.42%
Authors	2773
Accepted authors	2539
Author ratio	91.56%

#	User	Runtime	Language	Date
1	Eyleifur Bjarkason	0.00 s	C	2019-12-05 23:30:07
2	Zachariah Goldthorpe	0.01 s	C	2017-08-13 07:10:34
3	Charlie Bouthoorn	0.01 s	C	2019-05-10 15:23:04
4	Ivan Petrov	0.01 s	C	2020-02-03 10:14:02
5	Sambit Palit	0.01 s	C	2020-09-24 19:45:31
6	James Bang	0.01 s	C	2020-11-09 00:03:57
7	Hidden user	0.01 s	C	2020-12-02 16:58:39
8	Xiaochi Wang	0.01 s	C	2022-08-09 11:42:38
9	Hidden user	0.01 s	C	2022-12-10 21:33:01

#	User	Runtime	Language	Date
1	traxex	0.05 s	C#	2024-05-07 11:39:35
2	Nils Lenart	0.06 s	C#	2020-03-13 09:31:09
3	Chris Lipina	0.06 s	C#	2023-03-09 00:29:08
4	Roberto Rodriguez Giorgetti	0.06 s	C#	2024-10-02 19:24:19
5	Göran Andersson	0.08 s	C#	2022-05-28 04:21:39
6	Andriy Zyevakov	0.22 s	C#	2018-12-01 21:07:44
7	Mikael Fiala-Lundström	0.24 s	C#	2022-02-05 02:17:59

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Common Lisp	2019-07-12 19:43:22

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.10 s	F#	2023-01-14 09:47:18

#	User	Runtime	Language	Date
1	Lucas Pedroso	0.01 s	Go	2024-05-10 22:02:53
2	Ola Dahl	0.04 s	Go	2022-12-12 21:12:21
3	Norbert Voelker	0.10 s	Go	2021-07-14 14:39:20
4	Iker Lissarrague	0.15 s	Go	2022-04-20 07:17:51
5	Conor McGovern	0.40 s	Go	2019-05-11 20:21:02
6	Kristoffer Åhgren	0.56 s	Go	2017-07-08 19:52:08
7	Kyle Weaver	0.58 s	Go	2017-12-01 23:12:03

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.02 s	Haskell	2024-02-05 08:18:24
2	Jan Hrček	0.02 s	Haskell	2024-12-20 07:38:19
3	Amir Shukayev	0.14 s	Haskell	2021-01-20 05:00:17
4	Qi Ji	0.27 s	Haskell	2018-07-09 15:02:40
5	Hidden user	0.33 s	Haskell	2019-10-25 14:36:42
6	Daniel Brännvall	0.58 s	Haskell	2023-08-21 13:47:04

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.05 s	Java	2024-12-16 14:06:39
2	William Fiset	0.07 s	Java	2016-11-27 23:33:19
3	Paul Boddington	0.07 s	Java	2017-01-07 20:15:08
4	Mehdi Ichou	0.07 s	Java	2017-04-07 03:57:08
5	Samuel Klingström	0.07 s	Java	2017-09-25 23:39:52
6	Sven Rönnbäck	0.07 s	Java	2023-04-08 21:20:31
7	Goh Hong Wei, Shawn	0.07 s	Java	2024-10-18 03:21:32
8	Boh Xiang You Basil	0.07 s	Java	2024-11-12 09:55:40
9	Nicholas Russell Saerang	0.08 s	Java	2021-04-03 22:29:18
10	Fong Kai Jie	0.08 s	Java	2024-11-09 09:30:38

#	User	Runtime	Language	Date
1	Thiago Bastos	0.15 s	JavaScript (Node.js)	2023-05-24 20:03:32
2	Hidden user	0.20 s	JavaScript (Node.js)	2022-07-13 09:21:57
3	Quinn Flavel	0.50 s	JavaScript (Node.js)	2020-10-22 16:45:30
4	Emil Clemedson	0.64 s	JavaScript (Node.js)	2021-08-30 11:37:45

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.05 s	JavaScript (SpiderMonkey)	2016-11-19 20:03:56
2	Jimmy Gustafsson	0.06 s	JavaScript (SpiderMonkey)	2022-08-23 12:35:52
3	Michael Laszlo	0.09 s	JavaScript (SpiderMonkey)	2016-11-07 21:20:02
4	Christian Cederquist	0.11 s	JavaScript (SpiderMonkey)	2023-03-03 10:08:43

#	User	Runtime	Language	Date
1	Ditlef Alexander Diseth	0.25 s	Kotlin	2020-03-03 10:49:33
2	Hidden user	0.28 s	Kotlin	2019-12-08 14:45:21
3	Phường Lên	0.30 s	Kotlin	2019-12-09 05:17:12
4	Jacob Stringer	0.38 s	Kotlin	2018-05-16 07:37:34
5	Dayan Ruben Gonzalez	0.38 s	Kotlin	2020-10-01 04:52:28
6	Jake Bounds	0.53 s	Kotlin	2024-10-11 21:23:12
7	Emil Wihlander	0.57 s	Kotlin	2024-08-02 01:07:23
8	Adam Rankin	0.66 s	Kotlin	2023-08-26 02:18:15
9	Neil Harmon	0.74 s	Kotlin	2019-07-08 15:31:01

#	User	Runtime	Language	Date
1	Shehab Ahmed Hatem (CoreTiQ.com)	0.05 s	Lua	2023-11-29 20:52:34

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.01 s	Pascal	2017-10-18 16:07:08

#	User	Runtime	Language	Date
1	Hidden user	0.06 s	Python 3	2019-04-18 15:39:45
2	Subramanian Ramasamy	0.07 s	Python 3	2018-04-09 15:32:04
3	Vishal Mohanty	0.07 s	Python 3	2018-04-09 16:27:21
4	Got Yaoi	0.07 s	Python 3	2018-05-03 02:08:13
5	Mel Howard	0.07 s	Python 3	2018-10-29 17:20:56
6	mike	0.07 s	Python 3	2018-11-09 19:30:18
7	Ram Basnet	0.07 s	Python 3	2019-01-07 08:37:55
8	Ray Sim	0.07 s	Python 3	2019-04-09 09:24:12
9	l hk	0.07 s	Python 3	2019-04-09 10:01:27
10	Joel Au	0.07 s	Python 3	2019-04-10 10:59:22

#	User	Runtime	Language	Date
1	Artur Khuziakhmetov	0.00 s	Rust	2022-07-13 21:21:48
2	Lasse Grosbøl-Rais	0.00 s	Rust	2023-09-27 14:16:27
3	Egor Kulikov	0.00 s	Rust	2024-12-23 14:37:33
4	Eric Pinter	0.01 s	Rust	2021-05-30 22:27:28
5	Bas Dirks	0.01 s	Rust	2022-07-10 15:50:53
6	Oskar Lindén	0.01 s	Rust	2022-08-23 15:19:09
7	Nicholas	0.01 s	Rust	2023-08-21 12:33:42
8	Miguel Buzato	0.01 s	Rust	2024-05-10 20:21:29
9	James Felder	0.01 s	Rust	2024-09-12 23:43:16
10	Isak Jägberg	0.01 s	Rust	2024-10-21 10:25:06

#	User	Length	Language	Date
1	Hidden user	703	C	2022-12-10 21:33:01
2	Zachariah Goldthorpe	718	C	2017-08-13 07:10:34
3	Hidden user	819	C	2020-12-02 16:58:39
4	James Bang	1165	C	2020-11-09 00:03:57
5	Xiaochi Wang	1167	C	2022-08-09 11:42:38
6	Sambit Palit	1545	C	2020-09-24 19:45:31
7	Charlie Bouthoorn	4083	C	2019-05-10 15:23:04
8	Ivan Petrov	6493	C	2020-02-03 10:14:02
9	Eyleifur Bjarkason	7803	C	2019-12-05 23:30:07

#	User	Length	Language	Date
1	traxex	635	C#	2024-05-07 11:39:35
2	Göran Andersson	1008	C#	2022-05-28 04:21:39
3	Chris Lipina	1885	C#	2023-03-09 00:29:08
4	Roberto Rodriguez Giorgetti	1954	C#	2024-10-02 19:24:19
5	Nils Lenart	3320	C#	2020-03-13 09:31:09
6	Mikael Fiala-Lundström	3470	C#	2022-02-05 02:17:59
7	Andriy Zyevakov	8737	C#	2018-12-01 21:07:44

#	User	Length	Language	Date
1	William Gan	425	C++	2018-04-16 15:41:07
2	Irvi Firqotul Aini	478	C++	2019-08-18 15:06:57
3	陳心誠	492	C++	2024-08-22 08:15:11
4	Lim An Jun	494	C++	2023-02-12 05:54:37
5	右可可	507	C++	2021-09-03 15:46:27
6	人外沙耶	516	C++	2020-11-17 09:37:53
7	Li Hong Sheng Gabriel	520	C++	2018-03-23 15:07:19
8	Yeung Man Tsung	520	C++	2022-11-18 14:26:12
9	Ragur Krishnan	534	C++	2017-08-10 22:07:51
10	Kian Hong Lim	535	C++	2018-03-29 11:59:25

#	User	Length	Language	Date
1	Hidden user	765	Common Lisp	2019-07-12 19:35:59

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1611	F#	2023-01-14 09:47:18

#	User	Length	Language	Date
1	Kristoffer Åhgren	920	Go	2017-07-08 19:52:08
2	Kyle Weaver	953	Go	2017-12-01 23:12:03
3	Conor McGovern	1065	Go	2019-05-11 20:21:02
4	Iker Lissarrague	1100	Go	2022-04-20 07:17:51
5	Lucas Pedroso	1107	Go	2024-05-10 22:02:53
6	Ola Dahl	1714	Go	2022-12-12 21:12:21
7	Norbert Voelker	2622	Go	2021-07-14 14:39:20

#	User	Length	Language	Date
1	Jan Hrček	280	Haskell	2024-12-20 07:38:19
2	Qi Ji	780	Haskell	2018-07-09 15:10:51
3	Daniel Brännvall	852	Haskell	2023-08-21 13:47:04
4	Amir Shukayev	1565	Haskell	2021-01-20 05:00:17
5	Steinar Simonnes	2317	Haskell	2024-02-05 08:18:24
6	Hidden user	11075	Haskell	2019-10-25 14:36:42

#	User	Length	Language	Date
1	Rezwan Arefin	707	Java	2021-07-20 17:44:56
2	Pedro Contipelli	770	Java	2017-02-09 18:21:05
3	Kyar Nyo Aye	809	Java	2018-03-23 17:51:50
4	Mouhssine Assaoud	815	Java	2017-10-13 23:15:23
5	Alexandre Maniet	848	Java	2018-10-30 09:39:37
6	Doug Goodman	858	Java	2018-04-14 17:11:06
7	Nash Kraemer	864	Java	2024-03-01 01:55:14
8	Wu Songnie	889	Java	2017-09-26 01:09:38
9	Hidden user	889	Java	2022-04-30 23:35:58
10	Koh Zhi Quan, Brandon	889	Java	2024-11-01 03:56:00

#	User	Length	Language	Date
1	Thiago Bastos	1067	JavaScript (Node.js)	2023-05-24 20:03:32
2	Quinn Flavel	1158	JavaScript (Node.js)	2020-10-22 16:45:30
3	Emil Clemedson	1780	JavaScript (Node.js)	2021-08-30 11:37:45
4	Hidden user	2032	JavaScript (Node.js)	2022-07-13 09:21:57

#	User	Length	Language	Date
1	Jimmy Gustafsson	909	JavaScript (SpiderMonkey)	2022-08-23 12:35:52
2	Christian Cederquist	996	JavaScript (SpiderMonkey)	2023-03-03 10:08:43
3	Michael Laszlo	1276	JavaScript (SpiderMonkey)	2016-11-07 21:20:02
4	Bjørn Chr. Soltvedt	5809	JavaScript (SpiderMonkey)	2016-11-19 20:03:56

#	User	Length	Language	Date
1	Dayan Ruben Gonzalez	664	Kotlin	2020-10-01 04:52:28
2	Phường Lên	881	Kotlin	2019-12-09 05:17:12
3	Jacob Stringer	1031	Kotlin	2018-05-16 07:37:34
4	Adam Rankin	1157	Kotlin	2023-08-26 02:18:15
5	Jake Bounds	1215	Kotlin	2024-10-11 21:23:12
6	Emil Wihlander	1297	Kotlin	2024-08-02 01:07:23
7	Hidden user	1549	Kotlin	2019-12-08 14:45:21
8	Neil Harmon	1823	Kotlin	2019-07-08 15:31:01
9	Ditlef Alexander Diseth	3354	Kotlin	2020-03-03 10:49:33

#	User	Length	Language	Date
1	Shehab Ahmed Hatem (CoreTiQ.com)	1281	Lua	2023-11-29 20:52:34

#	User	Length	Language	Date
1	Ingemar Ragnemalm	3991	Pascal	2017-10-18 16:07:08

#	User	Length	Language	Date
1	Michael Goldwasser	266	Python 3	2024-10-10 06:58:50
2	Oh Yi Xiu, Wilson	286	Python 3	2024-01-27 10:50:52
3	Kelly Dance	301	Python 3	2022-11-02 16:25:04
4	Farzam Abrishami	308	Python 3	2024-01-20 16:19:12
5	Ahmed Chamseddine	331	Python 3	2024-07-23 11:15:18
6	Hedelito Dollison	342	Python 3	2023-11-24 16:02:28
7	Oskar Haarklou Veileborg	356	Python 3	2020-02-11 16:05:20
8	Asbjørn Lind	360	Python 3	2025-01-13 14:45:43
9	Jason Cannon	375	Python 3	2017-08-10 22:24:46
10	Tran Tuong Minh Nguyen	389	Python 3	2018-01-21 08:15:14

#	User	Length	Language	Date
1	Artur Khuziakhmetov	1255	Rust	2022-07-13 21:35:27
2	Miguel Buzato	1261	Rust	2024-05-10 20:21:29
3	Nicholas	1341	Rust	2023-08-21 12:33:42
4	Sherman Chann Zhi Shen	1554	Rust	2021-09-09 07:10:51
5	Simon Hallefält	1558	Rust	2023-09-06 18:24:00
6	Jeff Zhang	1654	Rust	2024-12-08 00:21:22
7	Lasse Grosbøl-Rais	1971	Rust	2023-09-27 14:05:42
8	James Felder	2080	Rust	2024-09-12 23:43:16
9	Eric Pinter	2115	Rust	2021-05-30 22:27:28
10	Bas Dirks	2149	Rust	2022-07-10 15:50:53

Solution running time distribution