Problem I
Trip Planning — Problem Statistics

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Submissions	2488
Accepted submissions	743
Submission ratio	29.86%
Authors	573
Full solves [?]	487
Full solve Ratio	84.99%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.11 s	C	2021-10-09 10:58:30
2	Eyleifur Bjarkason	0.12 s	C	2023-08-21 01:47:24
3	Mirel Cosulschi	0.26 s	C	2024-10-02 15:48:44

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.33 s	C#	2024-11-20 07:22:10
2	Jens Erik	4.13 s	C#	2025-11-19 02:22:47
3	Simon Thillemann Nielsen	4.18 s	C#	2025-11-19 02:23:48
4	Göran Andersson	4.68 s	C#	2022-06-09 13:09:40
5	Mikael Fiala-Lundström	5.40 s	C#	2022-03-28 01:42:05

#	User	Runtime	Language	Date
1	Frank Endriss	0.05 s	C++	2022-03-13 19:37:23
2	Kaelin Wang Hu	0.05 s	C++	2025-09-07 04:16:14
3	Alexander Kravberg	0.06 s	C++	2021-12-31 01:30:08
4	Caeden Whitaker	0.11 s	C++	2022-01-31 15:30:17
5	Sander de Beet	0.20 s	C++	2021-11-05 20:05:44
6	Nicholas Chung Jun Jie	0.20 s	C++	2022-03-12 04:42:21
7	Poh Bao Hua, Benjamin	0.20 s	C++	2022-03-14 05:48:30
8	Chien Jing Wei	0.20 s	C++	2022-03-17 18:37:10
9	Amit Rahman	0.20 s	C++	2022-03-23 11:21:39
10	Aishwarya Balaji	0.20 s	C++	2025-10-21 19:06:36

#	User	Runtime	Language	Date
1	Norbert Voelker	2.48 s	Go	2022-02-01 13:58:18

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.18 s	Java	2023-07-01 16:06:03
2	Crystal Sharpe	0.29 s	Java	2021-10-31 06:07:02
3	Brent Yorgey	0.74 s	Java	2021-10-27 18:13:52
4	Ranjith M	0.77 s	Java	2023-10-06 03:54:43
5	Bjørn Dons	0.81 s	Java	2022-03-27 13:47:02
6	Hidden user	0.84 s	Java	2022-08-29 13:53:16
7	Fleming, Jackson	0.84 s	Java	2024-02-29 15:44:45
8	Jeffrey H.	0.87 s	Java	2023-04-07 21:27:13
9	Samuel Stamborski	0.92 s	Java	2024-03-06 00:31:19
10	Onorato, Estevan	0.94 s	Java	2024-02-29 15:33:04

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.95 s	JavaScript (SpiderMonkey)	2023-04-21 22:58:28
2	Bjørn Chr. Soltvedt	2.25 s	JavaScript (SpiderMonkey)	2022-07-07 16:26:01

#	User	Runtime	Language	Date
1	Danny Mittal	0.49 s	Kotlin	2022-09-21 00:56:08
2	Jacob Huebner	0.57 s	Kotlin	2022-04-14 00:12:47
3	Witte, Chet	0.57 s	Kotlin	2022-04-19 17:36:55
4	Adam Rankin	4.14 s	Kotlin	2023-09-27 05:22:23

#	User	Runtime	Language	Date
1	Andreas Björklund	1.37 s	Python 2	2021-11-11 07:16:04

#	User	Runtime	Language	Date
1	Benjamin Wu	0.25 s	Python 3	2025-10-31 03:38:45
2	Lai Zhuoyuan	0.29 s	Python 3	2023-04-02 16:12:20
3	Hidden user	0.37 s	Python 3	2021-10-13 23:37:09
4	Witte, Chet	0.38 s	Python 3	2022-04-13 18:52:02
5	Sim Yin Ci	0.38 s	Python 3	2022-04-13 19:04:09
6	Raymond Christopher	0.38 s	Python 3	2023-11-28 14:22:28
7	Ryan Tan	0.39 s	Python 3	2022-05-19 09:39:47
8	Hidden user	0.41 s	Python 3	2022-04-13 02:56:53
9	Nino Bašić	0.41 s	Python 3	2023-01-17 16:27:58
10	Vincent Tandya	0.44 s	Python 3	2021-10-09 04:54:38

#	User	Runtime	Language	Date
1	Thomas Feld	1.73 s	Ruby	2023-08-14 15:23:30

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Rust	2025-07-08 00:19:51
2	Ng Tek In	0.29 s	Rust	2022-08-28 19:49:17
3	Hidden user	1.19 s	Rust	2021-10-24 19:28:32
4	Bas Dirks	1.19 s	Rust	2024-01-02 18:00:32

#	User	Length	Language	Date
1	Mirel Cosulschi	623	C	2024-10-02 15:48:44
2	Bergur Snorrason	1933	C	2021-10-09 10:58:30
3	Eyleifur Bjarkason	8024	C	2023-08-21 01:47:24

#	User	Length	Language	Date
1	Göran Andersson	1085	C#	2022-06-09 13:09:40
2	Jens Erik	1434	C#	2025-11-19 02:22:47
3	Simon Thillemann Nielsen	1434	C#	2025-11-19 02:23:48
4	Mikael Fiala-Lundström	3011	C#	2022-03-28 01:08:25
5	Andriy Zyevakov	8062	C#	2024-11-20 07:22:10

#	User	Length	Language	Date
1	Grae Yeandle	419	C++	2022-10-24 15:30:27
2	Hyunjun Lee	485	C++	2022-11-12 18:10:23
3	Robert Pham	488	C++	2022-09-18 01:34:16
4	歐育淇	506	C++	2023-03-08 12:34:15
5	Joel Niemelä	507	C++	2022-01-02 20:30:42
6	Armen Andreasyan	509	C++	2022-05-21 13:37:50
7	Dmitry Lyubshin	516	C++	2023-03-31 10:57:02
8	Alexander Skidanov	519	C++	2024-11-12 18:38:23
9	Artemis Ngoh	520	C++	2022-10-03 11:27:02
10	Батырхан Алтынбек	540	C++	2024-11-12 18:19:33

#	User	Length	Language	Date
1	Norbert Voelker	1047	Go	2022-02-01 13:58:18

#	User	Length	Language	Date
1	John Huddleston	666	Java	2024-04-16 18:18:22
2	Crystal Sharpe	890	Java	2021-10-31 06:07:02
3	Doug Goodman	947	Java	2021-10-09 19:13:17
4	Leslie Yip	984	Java	2022-09-19 12:38:26
5	Agnay Srivastava	1053	Java	2025-03-30 04:02:57
6	Joshua Chin	1074	Java	2025-06-10 04:35:27
7	Noah Stiemke	1292	Java	2022-10-19 21:19:02
8	Christopher LaFave	1338	Java	2024-02-17 19:29:52
9	Fleming, Jackson	1430	Java	2024-02-29 15:44:45
10	Samuel Stamborski	1470	Java	2024-03-06 00:31:19

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	477	JavaScript (SpiderMonkey)	2023-04-21 22:55:29
2	Bjørn Chr. Soltvedt	523	JavaScript (SpiderMonkey)	2022-07-07 15:26:58

#	User	Length	Language	Date
1	Jacob Huebner	564	Kotlin	2022-04-14 00:06:00
2	Witte, Chet	1382	Kotlin	2022-04-19 17:36:55
3	Adam Rankin	1419	Kotlin	2023-09-27 05:22:23
4	Danny Mittal	1656	Kotlin	2022-09-21 00:56:08

#	User	Length	Language	Date
1	Andreas Björklund	421	Python 2	2021-11-11 07:16:04

#	User	Length	Language	Date
1	K Lin	193	Python 3	2023-03-04 08:15:11
2	Ahmed Chamseddine	213	Python 3	2023-11-23 22:20:22
3	Kelly Dance	283	Python 3	2022-10-22 00:18:11
4	Kattis Speedrun	293	Python 3	2022-07-22 01:25:38
5	Tobias Glimmerfors	293	Python 3	2022-08-07 16:01:07
6	Vincent Tandya	346	Python 3	2021-10-09 04:54:38
7	Zac Friggstad	352	Python 3	2022-10-14 18:59:25
8	Pol Jaouen	355	Python 3	2022-10-23 11:42:42
9	Udit Sanghi	367	Python 3	2022-04-13 12:06:43
10	Hu Yijie	370	Python 3	2022-04-12 15:58:03

#	User	Length	Language	Date
1	Thomas Feld	124	Ruby	2023-08-14 15:23:30

#	User	Length	Language	Date
1	Ng Tek In	919	Rust	2022-08-28 19:49:17
2	Hidden user	1238	Rust	2021-10-24 19:28:32
3	Bas Dirks	1430	Rust	2024-01-02 18:00:32
4	Vincent Lagerros	14805	Rust	2024-08-28 19:53:52

Solution running time distribution