Problem I
Railroad Map — Problem Statistics

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Submissions	1064
Accepted submissions	223
Submission ratio	20.96%
Authors	323
Full solves [?]	177
Full solve Ratio	54.80%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.01 s	C	2019-11-22 11:00:04

#	User	Runtime	Language	Date
1	Manoj Kumar Katakam	0.08 s	C#	2024-10-06 21:11:36
2	João Rola	0.10 s	C#	2024-10-07 02:41:41
3	Jonas Thomassen	0.79 s	C#	2021-06-13 04:02:07

#	User	Runtime	Language	Date
1	Joshua Andersson	0.00 s	C++	2023-05-06 02:16:30
2	Klas Björkqvist	0.01 s	C++	2012-05-16 18:04:01
3	Niklas Bäckström	0.01 s	C++	2012-05-16 18:16:03
4	Oskar Werkelin Ahlin	0.01 s	C++	2012-05-16 18:35:31
5	Johan Sannemo	0.01 s	C++	2012-05-16 18:46:55
6	Emil Wärnberg	0.01 s	C++	2012-05-16 18:51:46
7	Tomas Lagland	0.01 s	C++	2015-03-09 18:01:02
8	Gabriel Goh Kheng Lin	0.01 s	C++	2016-02-03 13:36:10
9	Ludo Pulles	0.01 s	C++	2017-09-10 22:24:51
10	Victor Lecomte	0.01 s	C++	2017-11-11 00:13:05

#	User	Runtime	Language	Date
1	Arne Philipeit	0.39 s	Go	2019-04-25 21:07:24

#	User	Runtime	Language	Date
1	Miorel Palii	0.09 s	Java	2018-01-11 10:47:58
2	Crystal Sharpe	0.10 s	Java	2021-06-20 18:34:53
3	Erik Odenman	0.15 s	Java	2012-05-16 20:22:08
4	Bjørn Dons	0.16 s	Java	2019-06-02 19:57:29
5	Finn Lidbetter	0.18 s	Java	2018-01-19 04:33:34
6	Liam Keliher	0.19 s	Java	2018-01-12 02:19:38
7	Simon Klein	0.26 s	Java	2012-05-16 19:40:52
8	Yibo Huang	0.27 s	Java	2020-01-27 20:04:22
9	Rene Argento	0.28 s	Java	2021-07-22 13:27:49
10	Ralf Erik	0.30 s	Java	2025-06-15 19:46:55

#	User	Runtime	Language	Date
1	Jacob Huebner	0.19 s	Kotlin	2021-06-03 23:13:35

#	User	Runtime	Language	Date
1	Oskar Haarklou Veileborg	0.11 s	Python 2	2017-12-17 10:43:24
2	Yupeng Gu	0.11 s	Python 2	2018-04-20 04:26:10

#	User	Runtime	Language	Date
1	Nhự Nương Họ Vũ	0.10 s	Python 3	2025-03-25 03:24:53
2	Erki Baumann	0.10 s	Python 3	2025-04-17 00:49:12
3	guobin zhao	0.10 s	Python 3	2026-02-05 19:27:05
4	Ryan Tan	0.11 s	Python 3	2022-05-15 15:25:43
5	Ivan Chew	0.11 s	Python 3	2025-02-12 19:26:45
6	Shreya Chakraborty	0.13 s	Python 3	2024-10-06 18:23:39
7	Santiago Rivas	0.13 s	Python 3	2025-01-31 17:43:36
8	Dennis Sweeney	0.14 s	Python 3	2021-03-04 00:44:15
9	Tan Wei Seng	0.14 s	Python 3	2023-01-06 15:00:14
10	Nicholas Russell Saerang	0.16 s	Python 3	2024-01-22 10:19:16

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.01 s	Rust	2022-12-28 15:14:26
2	Artur Khuziakhmetov	0.01 s	Rust	2025-10-31 09:11:49

#	User	Length	Language	Date
1	Ivan Petrov	3293	C	2019-11-22 11:00:04

#	User	Length	Language	Date
1	João Rola	3806	C#	2024-10-07 02:41:41
2	Jonas Thomassen	4614	C#	2021-06-13 04:02:07
3	Manoj Kumar Katakam	5883	C#	2024-10-06 21:13:45

#	User	Length	Language	Date
1	Antonio Carzaniga	926	C++	2022-04-26 22:05:01
2	Markus Mathiasen	939	C++	2021-10-24 16:07:35
3	Hyunjun Lee	975	C++	2022-11-12 18:26:13
4	William Gan	1114	C++	2018-01-02 16:44:46
5	Asger Hautop Drewsen	1217	C++	2017-12-21 03:48:05
6	Vincent Tandya	1308	C++	2021-04-12 12:03:35
7	Guan Yang Ze	1308	C++	2021-04-12 17:43:01
8	Phuong Tran	1323	C++	2021-04-04 20:49:19
9	Josenildo Silva	1388	C++	2020-05-11 17:02:42
10	Alexander Skidanov	1392	C++	2025-01-19 16:30:33

#	User	Length	Language	Date
1	Arne Philipeit	2091	Go	2019-04-25 21:07:24

#	User	Length	Language	Date
1	Doug Goodman	1366	Java	2018-04-13 21:17:43
2	Michael Slattery	1933	Java	2013-10-05 07:18:46
3	Crystal Sharpe	2130	Java	2021-06-20 18:34:53
4	Merten Bohn	2247	Java	2022-11-03 17:39:21
5	Finn Lidbetter	2375	Java	2018-01-19 04:33:34
6	Ryan Karpuszka	3071	Java	2021-03-04 03:57:36
7	Paul Boddington	3161	Java	2016-05-16 07:17:04
8	Eric Leow Yu Quan	3210	Java	2021-12-10 15:10:46
9	Miorel Palii	3247	Java	2018-01-11 10:47:58
10	Hoang Tran Minh	3310	Java	2022-11-01 08:55:07

#	User	Length	Language	Date
1	Jacob Huebner	2611	Kotlin	2021-06-03 23:13:35

#	User	Length	Language	Date
1	Oskar Haarklou Veileborg	956	Python 2	2017-12-17 10:43:24
2	Yupeng Gu	986	Python 2	2018-04-20 04:26:10

#	User	Length	Language	Date
1	Adrian Gugyin	1222	Python 3	2020-10-05 15:59:34
2	Tan Wei Seng	1233	Python 3	2023-01-06 15:00:14
3	Nicholas Russell Saerang	1280	Python 3	2024-01-22 10:19:16
4	Mukhtar Osman	1280	Python 3	2024-05-21 19:57:52
5	Shreya Chakraborty	1280	Python 3	2024-10-06 18:23:39
6	Santiago Rivas	1280	Python 3	2025-01-31 17:43:36
7	Ng Hua Yu	1306	Python 3	2024-05-03 15:20:18
8	Ryan Tan	1347	Python 3	2022-05-15 15:30:51
9	Hadi Shirmaleki	1494	Python 3	2020-07-20 00:01:49
10	Dennis Sweeney	1538	Python 3	2021-03-04 00:44:15

#	User	Length	Language	Date
1	Artur Khuziakhmetov	1424	Rust	2025-10-31 09:31:54
2	Daniel Anker Hermansen	24577	Rust	2022-12-28 15:14:26

Solution running time distribution