Problem I
Tractor — Problem Statistics

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Submissions	1557
Accepted submissions	470
Submission ratio	30.19%
Authors	479
Full solves [?]	343
Full solve Ratio	71.61%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.09 s	Bash	2024-04-17 17:03:04

#	User	Runtime	Language	Date
1	Annika Zhang	0.00 s	C	2017-05-06 03:05:22
2	Hidden user	0.00 s	C	2019-04-25 06:56:51
3	Ivan Petrov	0.00 s	C	2019-08-28 07:58:40
4	Lawry Sorenson	0.00 s	C	2023-08-04 04:16:24
5	lino	0.00 s	C	2024-03-17 07:38:54

#	User	Runtime	Language	Date
1	Bryan Albert	0.02 s	C#	2015-01-05 05:31:46
2	Bas te Kolste	0.02 s	C#	2015-06-17 19:30:39
3	Tomas Forsman	0.02 s	C#	2020-04-02 15:44:59
4	Kevin Dinh	0.02 s	C#	2021-03-18 17:40:53
5	Hidden user	0.02 s	C#	2021-03-26 11:39:26

#	User	Runtime	Language	Date
1	Bjørn Dons	0.00 s	Go	2023-07-19 09:28:27
2	Keaton Ragle	0.00 s	Go	2025-12-02 10:01:55

#	User	Runtime	Language	Date
1	Brent Yorgey	0.00 s	Haskell	2024-04-14 17:55:32
2	Michael Aghassi	0.00 s	Haskell	2024-11-30 04:27:28

#	User	Runtime	Language	Date
1	Fajrin Aziz	0.04 s	Java	2025-11-24 14:23:30
2	Fredrik Persson	0.05 s	Java	2016-03-01 21:36:16
3	Robert Åkemalm	0.05 s	Java	2016-03-03 20:00:31
4	Liam Keliher	0.05 s	Java	2016-04-18 03:02:00
5	Micah Stairs	0.05 s	Java	2016-05-03 00:12:59
6	Adisa Kruayatidee	0.06 s	Java	2014-09-27 21:24:54
7	True Punishment	0.06 s	Java	2014-09-27 23:05:42
8	Huong Nguyen	0.06 s	Java	2014-10-02 22:39:09
9	Nguyễn Mạnh Phúc	0.06 s	Java	2015-09-05 11:29:35
10	Daouda Camara	0.06 s	Java	2015-09-30 04:28:01

#	User	Runtime	Language	Date
1	Slawomir Malusecki	0.09 s	JavaScript (Node.js)	2022-10-11 11:17:36
2	Suryakant Kumar	0.42 s	JavaScript (Node.js)	2021-02-23 19:59:23

#	User	Runtime	Language	Date
1	Srimaan	0.03 s	JavaScript (SpiderMonkey)	2021-05-26 08:52:02

#	User	Runtime	Language	Date
1	Timothy Gaede	0.62 s	Julia	2025-12-16 08:09:04

#	User	Runtime	Language	Date
1	Jacob Huebner	0.12 s	Kotlin	2022-01-06 21:11:31
2	Adam Rankin	0.20 s	Kotlin	2023-10-28 17:00:43

#	User	Runtime	Language	Date
1	Jakob Rødal Skaar	0.00 s	OCaml	2026-01-11 20:16:00

#	User	Runtime	Language	Date
1	Joshua Lau	0.03 s	Python 2	2015-09-05 06:38:12
2	Lech Napierała	0.03 s	Python 2	2016-10-13 11:25:24
3	Juho Lee	0.04 s	Python 2	2017-12-07 11:51:37
4	Lars Åström	0.04 s	Python 2	2018-11-20 20:50:49
5	Maj Stenmark	0.04 s	Python 2	2019-05-07 18:57:30

#	User	Runtime	Language	Date
1	Linus Eklund	0.02 s	Python 3	2016-03-18 22:21:34
2	Isaac Lee	0.02 s	Python 3	2016-05-03 01:00:18
3	Anthony Clays	0.02 s	Python 3	2017-03-12 09:15:12
4	Måns Magnusson	0.02 s	Python 3	2017-10-19 18:00:44
5	Martin Seiler	0.02 s	Python 3	2018-01-02 12:14:21
6	Hidden user	0.02 s	Python 3	2019-02-17 14:04:24
7	Jake Crouch	0.02 s	Python 3	2019-10-04 21:40:37
8	Inggriany Dwitami	0.03 s	Python 3	2018-08-28 17:44:03
9	Jacob Arvidsson	0.03 s	Python 3	2019-02-17 21:52:40
10	Firman Syah	0.04 s	Python 3	2025-02-14 10:45:57

#	User	Runtime	Language	Date
1	Michael	0.03 s	Ruby	2016-08-31 13:01:03
2	Josenildo Silva	0.05 s	Ruby	2020-05-01 20:41:10
3	Thomas Feld	0.06 s	Ruby	2023-08-15 06:21:55

#	User	Length	Language	Date
1	Chenzhang Hu	1502	Bash	2024-04-17 17:03:04

#	User	Length	Language	Date
1	Lawry Sorenson	215	C	2023-08-04 05:29:06
2	Annika Zhang	764	C	2017-05-06 03:05:22
3	lino	1014	C	2024-03-17 07:38:54
4	Hidden user	1711	C	2019-04-25 06:56:51
5	Ivan Petrov	2194	C	2019-08-28 07:58:40

#	User	Length	Language	Date
1	Hidden user	1074	C#	2021-03-26 11:39:26
2	Bryan Albert	1275	C#	2015-01-05 05:31:46
3	Bas te Kolste	1482	C#	2015-06-17 19:30:39
4	Tomas Forsman	1664	C#	2020-04-02 15:44:59
5	Kevin Dinh	3160	C#	2021-03-18 17:40:53

#	User	Length	Language	Date
1	Hidden user	299	C++	2015-09-06 13:27:31
2	Johan Wind	300	C++	2016-08-07 14:04:47
3	Hidden user	322	C++	2026-01-30 07:07:08
4	Antonio Carzaniga	331	C++	2024-03-14 22:45:18
5	Jeffrey Lee	334	C++	2018-01-13 07:54:38
6	Bingfeng Zhu	344	C++	2019-11-26 15:10:11
7	Rafael Kristoforus Yanto	348	C++	2025-02-09 02:05:04
8	Jaren Ryan M. Rex	351	C++	2015-09-05 10:22:15
9	Syx Pek	361	C++	2017-09-22 11:43:36
10	Kevin Sun	370	C++	2014-09-28 03:26:23

#	User	Length	Language	Date
1	Keaton Ragle	772	Go	2025-12-02 10:01:55
2	Bjørn Dons	812	Go	2023-07-19 09:28:27

#	User	Length	Language	Date
1	Brent Yorgey	127	Haskell	2024-04-14 18:07:55
2	Michael Aghassi	497	Haskell	2024-11-30 04:27:28

#	User	Length	Language	Date
1	Eric Jünger	525	Java	2023-12-01 12:32:26
2	Philip M White	549	Java	2017-10-15 20:44:16
3	Hidden user	555	Java	2018-10-15 17:25:48
4	Huseyin Umut Kazan	561	Java	2021-07-13 13:09:54
5	Jeffrey Huang	563	Java	2018-10-05 18:49:57
6	Jannik Weidenhagen	564	Java	2023-12-01 10:42:41
7	Patrik Hörnqvist	594	Java	2014-11-19 23:19:31
8	Corinne Madsen	611	Java	2014-09-30 19:44:30
9	Doug Goodman	633	Java	2018-06-02 18:00:18
10	Ian Ludden	694	Java	2014-10-06 05:11:03

#	User	Length	Language	Date
1	Slawomir Malusecki	617	JavaScript (Node.js)	2022-10-11 11:17:36
2	Suryakant Kumar	1671	JavaScript (Node.js)	2021-02-23 19:59:23

#	User	Length	Language	Date
1	Srimaan	525	JavaScript (SpiderMonkey)	2021-05-26 10:11:06

#	User	Length	Language	Date
1	Timothy Gaede	521	Julia	2025-12-16 08:09:04

#	User	Length	Language	Date
1	Adam Rankin	636	Kotlin	2023-10-28 17:00:43
2	Jacob Huebner	1693	Kotlin	2022-01-06 21:11:31

#	User	Length	Language	Date
1	Jakob Rødal Skaar	522	OCaml	2026-01-11 20:16:00

#	User	Length	Language	Date
1	Lars Åström	224	Python 2	2018-11-20 20:50:49
2	Joshua Lau	318	Python 2	2015-09-05 06:38:12
3	Maj Stenmark	464	Python 2	2019-05-07 18:57:30
4	Juho Lee	466	Python 2	2017-12-07 11:51:37
5	Lech Napierała	774	Python 2	2016-10-13 11:25:24

#	User	Length	Language	Date
1	Nicholas Russell Saerang	118	Python 3	2024-06-09 12:07:56
2	Ameer Masad	121	Python 3	2024-11-29 07:47:11
3	Benjamin Z White	124	Python 3	2023-08-20 23:07:30
4	Yong Mao	128	Python 3	2023-09-13 13:53:06
5	Alexandre Charland	135	Python 3	2024-10-23 02:04:27
6	Ryan Farrell	159	Python 3	2023-08-04 14:02:52
7	Paul Swingle	178	Python 3	2023-08-04 01:56:23
8	Lawry Sorenson	183	Python 3	2023-08-04 05:12:46
9	Guan Yang Ze	205	Python 3	2020-12-11 19:14:55
10	Hrant Hovhannisyan	208	Python 3	2025-07-22 07:02:52

#	User	Length	Language	Date
1	Thomas Feld	106	Ruby	2023-08-15 06:27:04
2	Josenildo Silva	421	Ruby	2020-05-01 20:41:10
3	Michael	639	Ruby	2016-08-31 13:01:03

Solution running time distribution