Problem A
Tour de France — Problem Statistics

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Submissions	2509
Accepted submissions	912
Submission ratio	36.35%
Authors	869
Full solves [?]	751
Full solve Ratio	86.42%

#	User	Runtime	Language	Date
1	Cao Trong Duy Nhan	0.00 s	C	2017-06-02 20:10:05
2	Marcus Ramse	0.00 s	C	2017-09-02 04:49:53
3	Eyleifur Bjarkason	0.00 s	C	2019-12-01 01:23:42
4	Tyler Mulholland	0.00 s	C	2020-06-04 07:38:35
5	Sujan Roy	0.00 s	C	2020-09-12 17:42:05
6	Sambit Palit	0.00 s	C	2020-10-29 22:00:19
7	Florian ten Napel	0.00 s	C	2024-09-27 14:31:11
8	Srujan S	0.00 s	C	2025-05-24 20:44:32
9	Teju Venkatesh	0.00 s	C	2025-05-25 07:06:57

#	User	Runtime	Language	Date
1	Paulo Bu	0.02 s	C#	2015-02-08 00:16:29
2	masosz	0.02 s	C#	2015-02-11 10:42:38
3	Mads Storm Hansen	0.02 s	C#	2015-07-18 21:05:14
4	Bryan Shiffman	0.02 s	C#	2015-09-22 21:34:29
5	Robert Low	0.02 s	C#	2016-08-04 21:28:54
6	Hidden user	0.02 s	C#	2017-09-07 05:19:19
7	Roxanne Baker	0.02 s	C#	2017-11-17 16:06:48
8	Jacob Aufdenberg	0.02 s	C#	2019-05-16 20:32:58
9	Dan Wolff	0.03 s	C#	2018-10-11 10:10:14
10	Nils Lenart	0.03 s	C#	2020-04-06 12:14:39

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Common Lisp	2019-07-24 04:30:59

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2021-09-27 01:03:52

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Haskell	2015-01-13 12:59:05
2	Torstein Winjum	0.00 s	Haskell	2017-10-29 21:22:24
3	Markus Läll	0.01 s	Haskell	2015-02-22 13:56:01
4	David Wärn	0.01 s	Haskell	2015-05-31 15:32:53
5	Patrik Lilja	0.01 s	Haskell	2015-12-20 19:25:42
6	Brent Yorgey	0.01 s	Haskell	2017-11-02 17:00:35
7	Noah Hellman	0.01 s	Haskell	2019-04-15 23:49:23
8	Matthew Craven	0.01 s	Haskell	2020-04-07 00:57:28
9	Jørn Lode	0.01 s	Haskell	2020-10-07 00:57:12
10	Zach Tschetter	0.01 s	Haskell	2022-04-13 19:46:39

#	User	Runtime	Language	Date
1	Liam Keliher	0.06 s	Java	2016-10-02 20:35:24
2	Henrik Wallenäs	0.06 s	Java	2017-10-20 12:46:42
3	August Ernstsson	0.07 s	Java	2012-09-27 22:33:12
4	Carl Einarson	0.07 s	Java	2012-10-03 16:26:49
5	Daniel Andersson	0.07 s	Java	2012-10-13 00:09:16
6	Simon Klein	0.07 s	Java	2013-05-10 15:18:50
7	Carl Henrik Klåvus	0.07 s	Java	2013-05-14 19:42:16
8	Martin Berntsson	0.07 s	Java	2013-05-15 16:41:45
9	Hidden user	0.07 s	Java	2013-10-01 20:15:04
10	Simon Eriksson	0.07 s	Java	2013-10-01 21:51:44

#	User	Runtime	Language	Date
1	asterisk man	0.42 s	JavaScript (Node.js)	2021-06-06 18:26:12

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2015-12-29 11:13:13
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-04-23 06:35:03
3	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-06-01 22:21:37

#	User	Runtime	Language	Date
1	Timothy Gaede	0.92 s	Julia	2024-05-08 18:33:46

#	User	Runtime	Language	Date
1	Kasper Ingelvide	0.18 s	Kotlin	2020-11-02 09:41:11
2	Hidden user	0.19 s	Kotlin	2017-11-05 17:53:44
3	Przemysław Curzytek	0.19 s	Kotlin	2017-11-05 17:55:58
4	Hidden user	0.20 s	Kotlin	2020-04-17 16:30:10
5	Joaquin van Loon	0.21 s	Kotlin	2021-05-29 18:32:28
6	Stephen Atwood	0.23 s	Kotlin	2018-10-25 05:35:57
7	Benjamin Laurence Erickson	0.23 s	Kotlin	2020-11-03 21:46:51
8	Adam Rankin	0.23 s	Kotlin	2023-09-09 20:25:36

#	User	Runtime	Language	Date
1	Adrian Borup	0.02 s	Perl	2024-10-27 15:27:30

#	User	Runtime	Language	Date
1	Susanne Ragnemalm	0.01 s	PHP	2018-03-27 23:05:34

#	User	Runtime	Language	Date
1	Martin Vonheim Larsen	0.03 s	Python 2	2014-12-01 19:26:04
2	Gustaf Waldemarson	0.03 s	Python 2	2014-12-07 17:48:35
3	Christofer Ohlsson	0.03 s	Python 2	2015-04-01 11:58:47
4	Jonas Kylling	0.03 s	Python 2	2015-05-06 19:58:27
5	Karoliina Oksanen	0.03 s	Python 2	2016-03-16 11:30:33
6	Hidden user	0.03 s	Python 2	2016-07-10 19:02:20
7	Martin Jackson	0.03 s	Python 2	2016-08-02 15:02:00
8	Bjørn Herting	0.03 s	Python 2	2016-09-21 17:15:18
9	Ida Ryland	0.03 s	Python 2	2016-09-21 17:42:31
10	Sven Kratz	0.03 s	Python 2	2016-10-21 06:09:44

#	User	Runtime	Language	Date
1	Andreas Norrstig	0.02 s	Python 3	2014-11-21 09:27:12
2	Hidden user	0.02 s	Python 3	2014-11-21 23:26:25
3	Martin Stensgård	0.02 s	Python 3	2015-03-22 03:14:13
4	James Elías Sigurðarson	0.02 s	Python 3	2015-06-11 23:04:01
5	Domen Blenkuš	0.02 s	Python 3	2015-08-02 20:30:35
6	Lili Drčar	0.02 s	Python 3	2015-08-02 21:25:20
7	Adrien Coulier	0.02 s	Python 3	2015-11-15 16:45:19
8	Clint Nieuwendijk	0.02 s	Python 3	2016-02-22 16:07:20
9	Nathan Collins	0.02 s	Python 3	2016-08-28 20:57:53
10	Kyle June	0.02 s	Python 3	2016-09-16 23:55:38

#	User	Runtime	Language	Date
1	Mridula Prabhu	0.05 s	Ruby	2019-04-03 20:31:30
2	Thomas Feld	0.06 s	Ruby	2023-05-24 11:28:16

#	User	Runtime	Language	Date
1	Klas af Geijerstam	0.00 s	Rust	2020-11-28 18:42:47
2	Bas Dirks	0.00 s	Rust	2022-02-21 11:33:01
3	Artur Khuziakhmetov	0.00 s	Rust	2025-01-16 14:05:05
4	Ming Kang	0.00 s	Rust	2025-06-06 06:15:02

#	User	Length	Language	Date
1	Sujan Roy	1044	C	2020-09-12 17:42:05
2	Teju Venkatesh	1074	C	2025-05-25 07:06:57
3	Srujan S	1109	C	2025-05-24 20:44:32
4	Florian ten Napel	1150	C	2024-09-27 14:31:11
5	Marcus Ramse	1298	C	2017-09-02 04:49:53
6	Cao Trong Duy Nhan	1484	C	2017-06-02 20:10:05
7	Tyler Mulholland	1667	C	2020-06-04 07:38:35
8	Sambit Palit	2030	C	2020-10-29 22:00:19
9	Eyleifur Bjarkason	7864	C	2019-12-01 01:23:42

#	User	Length	Language	Date
1	Matias Suarez	1140	C#	2025-06-25 18:19:53
2	Walkyria Audivert Lino	1175	C#	2025-06-20 23:13:56
3	Hidden user	1184	C#	2017-09-07 05:19:19
4	Robert Low	1201	C#	2016-08-04 21:28:54
5	Joshua	1236	C#	2025-06-21 00:32:02
6	Mads Storm Hansen	1570	C#	2015-07-18 21:05:14
7	Paulo Bu	1655	C#	2015-02-08 00:16:29
8	PumpedByFranck Tm	1804	C#	2025-06-25 21:55:18
9	AutoYoutube	1821	C#	2025-11-24 14:53:39

#	User	Length	Language	Date
1	Evan Michael Bailey	457	C++	2024-06-01 19:14:09
2	Mathias Gernez	469	C++	2024-08-23 17:43:34
3	Zane Yu	488	C++	2019-01-31 04:02:08
4	Markus Mathiasen	503	C++	2021-12-12 12:09:28
5	Hidden user	512	C++	2020-03-14 22:46:45
6	Hưng Trần	521	C++	2018-03-02 13:52:07
7	Trần Minh Hưng	521	C++	2018-03-02 13:52:49
8	Herman Karlsson	528	C++	2015-05-23 11:50:31
9	Dema lhamo	543	C++	2021-10-26 16:04:22
10	Eimhin McDonald	544	C++	2018-04-04 04:31:41

#	User	Length	Language	Date
1	Hidden user	1013	Common Lisp	2019-07-24 04:30:59

#	User	Length	Language	Date
1	Norbert Voelker	1153	Go	2021-09-27 01:03:52

#	User	Length	Language	Date
1	David Wärn	334	Haskell	2015-05-31 15:32:53
2	Jørn Lode	468	Haskell	2020-10-07 01:14:18
3	Zach Tschetter	493	Haskell	2022-04-13 19:47:04
4	Torstein Winjum	617	Haskell	2017-10-29 21:22:24
5	Hari Mohan	636	Haskell	2025-06-09 13:49:31
6	Steinar Simonnes	738	Haskell	2024-09-20 22:37:35
7	Matthew Craven	743	Haskell	2020-04-07 00:57:28
8	Noah Hellman	760	Haskell	2019-04-15 23:49:23
9	Brent Yorgey	1311	Haskell	2017-11-02 17:00:35
10	Patrik Lilja	1469	Haskell	2015-12-20 19:25:42

#	User	Length	Language	Date
1	Duncan Page	766	Java	2018-11-20 22:02:42
2	Eric Leow Yu Quan	778	Java	2021-01-05 11:48:16
3	Sam Huynh	814	Java	2021-07-08 15:09:26
4	Spencer Compton	838	Java	2016-06-04 21:26:39
5	Timothy Qin	841	Java	2019-02-02 21:59:18
6	Frank Ruskey	859	Java	2017-09-10 21:57:33
7	Viraj Maddur	875	Java	2016-06-04 22:31:33
8	Marcus Der	901	Java	2020-11-01 23:09:42
9	João Manoel Feck	909	Java	2016-12-19 23:58:32
10	Brennan Cleland	910	Java	2023-05-30 05:54:40

#	User	Length	Language	Date
1	asterisk man	827	JavaScript (Node.js)	2021-06-06 18:26:12

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	459	JavaScript (SpiderMonkey)	2016-04-23 06:35:03
2	Peter Kedemo	473	JavaScript (SpiderMonkey)	2015-12-29 11:13:13
3	Christian Pilegaard Cederquist	642	JavaScript (SpiderMonkey)	2023-06-01 22:21:37

#	User	Length	Language	Date
1	Timothy Gaede	1002	Julia	2024-05-08 18:33:46

#	User	Length	Language	Date
1	Adam Rankin	555	Kotlin	2023-09-09 20:25:36
2	Benjamin Laurence Erickson	633	Kotlin	2020-11-03 21:46:51
3	Stephen Atwood	635	Kotlin	2018-10-25 05:35:57
4	Hidden user	1095	Kotlin	2017-11-05 17:53:44
5	Przemysław Curzytek	1095	Kotlin	2017-11-05 17:55:58
6	Kasper Ingelvide	1176	Kotlin	2020-11-02 09:41:11
7	Joaquin van Loon	1324	Kotlin	2021-05-29 18:35:53
8	Hidden user	1412	Kotlin	2020-04-17 16:30:10

#	User	Length	Language	Date
1	Adrian Borup	364	Perl	2024-10-27 15:30:30

#	User	Length	Language	Date
1	Susanne Ragnemalm	1181	PHP	2018-03-27 23:05:34

#	User	Length	Language	Date
1	Thomas Feld	196	Python 2	2019-09-13 14:26:54
2	William Gan	315	Python 2	2017-12-25 07:26:39
3	Jonas Kylling	355	Python 2	2015-05-06 19:58:27
4	Lars Åström	363	Python 2	2019-11-14 15:27:05
5	Andreas Eisele	376	Python 2	2018-09-08 20:43:41
6	Hidden user	377	Python 2	2016-07-10 19:02:20
7	Johan Lyts	381	Python 2	2019-08-02 15:26:26
8	Hidden user	401	Python 2	2015-02-27 17:36:12
9	Ida Ryland	408	Python 2	2016-09-21 17:42:31
10	Erik Sillén	410	Python 2	2017-05-10 14:06:31

#	User	Length	Language	Date
1	Benjamin Z White	156	Python 3	2023-05-14 12:34:16
2	Chung Yan Chow	158	Python 3	2026-02-14 08:54:33
3	Charles Ancheta	201	Python 3	2023-04-13 02:07:35
4	Farzam Abrishami	203	Python 3	2024-01-29 00:02:30
5	Ahmed Chamseddine	239	Python 3	2024-12-24 23:04:21
6	Mai Marinčič	240	Python 3	2021-04-05 20:37:30
7	Jon Markus Berg	241	Python 3	2021-12-26 20:23:28
8	Noah Hessen Bjerke	244	Python 3	2025-11-27 16:12:41
9	Wernher To	257	Python 3	2022-09-10 02:41:29
10	Teikn Smith	265	Python 3	2021-09-11 07:52:51

#	User	Length	Language	Date
1	Thomas Feld	111	Ruby	2023-05-24 11:44:30
2	Mridula Prabhu	1996	Ruby	2019-04-03 20:31:30

#	User	Length	Language	Date
1	Artur Khuziakhmetov	1008	Rust	2025-01-16 14:05:05
2	Bas Dirks	1252	Rust	2022-02-21 11:33:01
3	Ming Kang	2324	Rust	2025-06-06 06:15:02

Solution running time distribution