Problem H
Daylight Saving Time — Problem Statistics

Back to problem description

Submissions	2590
Accepted submissions	1152
Submission ratio	44.48%
Authors	1154
Full solves [?]	1042
Full solve Ratio	90.29%

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-10-22 11:27:49
2	Chenzhang Hu	0.08 s	Bash	2024-04-16 15:47:20

#	User	Runtime	Language	Date
1	Rickard Lundberg	0.02 s	C#	2016-07-01 12:11:11
2	Andrzej Krajniak	0.02 s	C#	2016-08-04 23:42:40
3	Robert Low	0.02 s	C#	2016-08-05 23:46:50
4	Duelene Olson	0.02 s	C#	2016-09-29 03:42:05
5	Pavel Volgarev	0.02 s	C#	2016-11-17 06:02:19
6	Klas af Geijerstam	0.02 s	C#	2017-06-04 22:56:36
7	Hidden user	0.02 s	C#	2017-06-17 23:25:12
8	Dylan Strohschein	0.02 s	C#	2018-12-05 21:35:02
9	Hugo Oskarsson	0.02 s	C#	2019-05-09 15:05:24
10	Gurpartap Singh Bhatti	0.02 s	C#	2019-09-01 19:02:28

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2019-05-12 01:28:46

#	User	Runtime	Language	Date
1	Daniel Strömberg	0.54 s	Elixir	2024-11-22 14:09:05

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-12-29 17:13:49

#	User	Runtime	Language	Date
1	Bogdan Matei	0.01 s	Go	2024-11-22 15:48:00
2	Norbert Voelker	0.02 s	Go	2021-05-22 23:18:59
3	Theo Coyne Morgan	0.08 s	Go	2019-02-08 04:03:02
4	Kaleb Petersen	0.08 s	Go	2022-04-16 22:50:34

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2024-02-25 16:10:01
2	Jan Hlavacek	0.01 s	Haskell	2016-11-02 00:36:59
3	Anthony Clark	0.01 s	Haskell	2017-03-23 19:50:24
4	John Grzechowiak	0.01 s	Haskell	2017-04-13 00:13:27
5	Claes Gustafsson	0.01 s	Haskell	2017-05-07 16:31:46
6	Brent Yorgey	0.01 s	Haskell	2017-10-29 06:38:09
7	Blake Hyde	0.01 s	Haskell	2018-01-22 20:59:22
8	Aurélien Pepin	0.01 s	Haskell	2019-07-28 23:12:12
9	Hidden user	0.01 s	Haskell	2019-10-08 14:45:01
10	Jan Hrček	0.01 s	Haskell	2021-04-15 16:30:04

#	User	Runtime	Language	Date
1	Terrence Park	0.06 s	Java	2016-05-27 05:14:28
2	Nick Wu	0.06 s	Java	2016-05-29 06:20:25
3	Martijn Muijsers	0.06 s	Java	2016-10-01 18:10:57
4	Hidden user	0.06 s	Java	2016-10-02 19:18:50
5	Liam Keliher	0.06 s	Java	2016-10-08 06:45:14
6	Hidden user	0.06 s	Java	2016-10-26 22:37:54
7	Michel Langeveld	0.06 s	Java	2016-11-07 22:17:11
8	Daniël Barenholz	0.06 s	Java	2017-05-18 13:49:47
9	Steven Cheng	0.06 s	Java	2017-09-27 07:18:51
10	Ashu Yadav	0.06 s	Java	2018-06-20 05:48:56

#	User	Runtime	Language	Date
1	Adam Beskow	0.05 s	JavaScript (Node.js)	2024-11-22 16:38:59
2	Robert Jenssen	0.05 s	JavaScript (Node.js)	2024-11-22 17:56:13
3	Gedas Lukšas	0.05 s	JavaScript (Node.js)	2024-11-22 19:02:15
4	Juho Uutela	0.05 s	JavaScript (Node.js)	2024-11-22 19:03:43
5	Niamh Limerick	0.43 s	JavaScript (Node.js)	2022-03-25 12:57:10
6	Steve Willson	0.43 s	JavaScript (Node.js)	2022-04-19 23:08:32

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-05-27 20:43:06
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-06-19 16:58:49
3	Ionel Hindorean	0.01 s	JavaScript (SpiderMonkey)	2016-11-07 14:07:16
4	Mohammad Mousavi	0.01 s	JavaScript (SpiderMonkey)	2016-12-31 08:04:42
5	Dilawar Mahmood	0.01 s	JavaScript (SpiderMonkey)	2018-01-28 21:36:17
6	Dylan Polson	0.01 s	JavaScript (SpiderMonkey)	2018-03-09 20:36:21
7	Tor Nordqvist	0.02 s	JavaScript (SpiderMonkey)	2016-10-31 15:25:29
8	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-08-11 00:18:31
9	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-03-01 20:01:01

#	User	Runtime	Language	Date
1	Timothy Gaede	0.55 s	Julia	2024-04-25 04:12:15

#	User	Runtime	Language	Date
1	Dayan Ruben Gonzalez	0.21 s	Kotlin	2020-09-29 22:01:34
2	Adam Rankin	0.23 s	Kotlin	2023-04-28 22:54:25
3	Phường Lên	0.24 s	Kotlin	2019-11-02 23:17:40
4	Alan Pramuk	0.24 s	Kotlin	2022-07-26 09:38:06
5	Stig-Rune Skansgård	0.24 s	Kotlin	2025-06-17 15:56:49
6	Sondre Martin Bakke	0.24 s	Kotlin	2025-06-17 16:17:35
7	Neil Harmon	0.25 s	Kotlin	2019-07-12 09:46:18
8	Matúš Šatara	0.25 s	Kotlin	2024-11-22 14:09:37
9	Troy Warmboe	0.28 s	Kotlin	2020-03-07 01:21:10

#	User	Runtime	Language	Date
1	Pamidimarri Reshwanth	0.00 s	Objective-C	2020-08-19 13:22:27
2	Katamreddy Kamalesh Reddy	0.00 s	Objective-C	2020-08-21 14:05:03

#	User	Runtime	Language	Date
1	Sisyphus1813	0.00 s	Odin	2026-02-22 22:46:50

#	User	Runtime	Language	Date
1	David Connolly	0.00 s	Pascal	2017-10-09 17:23:21
2	Ingemar Ragnemalm	0.00 s	Pascal	2018-02-17 08:52:46

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.02 s	Prolog	2017-07-17 19:28:03

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.03 s	Python 2	2016-05-27 06:31:53
2	Hidden user	0.03 s	Python 2	2016-09-30 00:22:04
3	Muzakhir Amanzholov	0.03 s	Python 2	2017-04-11 20:53:07
4	Sala Gabriel	0.03 s	Python 2	2017-08-30 15:21:02
5	Justin Su	0.03 s	Python 2	2017-09-24 08:17:53
6	Radek Žlebčík	0.03 s	Python 2	2017-12-15 01:27:46
7	Sigurður Jens Albertsson	0.03 s	Python 2	2018-03-10 18:12:39
8	Johann Ly	0.03 s	Python 2	2018-10-12 07:09:56
9	Henry Rice	0.03 s	Python 2	2019-01-17 15:58:48
10	Andrei Stoica	0.03 s	Python 2	2020-11-02 10:13:55

#	User	Runtime	Language	Date
1	Wayne	0.02 s	Python 3	2016-05-27 10:28:16
2	Zach Chapman	0.02 s	Python 3	2016-06-26 23:23:26
3	Sarah Jacobs	0.02 s	Python 3	2016-06-30 01:07:06
4	Jack Rosenthal	0.02 s	Python 3	2016-06-30 01:40:21
5	Nathan Collins	0.02 s	Python 3	2016-08-18 15:46:35
6	Hidden user	0.02 s	Python 3	2016-08-20 17:07:23
7	Alex Weil	0.02 s	Python 3	2016-09-21 19:03:06
8	Thomas Vu	0.02 s	Python 3	2016-09-26 00:27:27
9	Nicholas Lantz	0.02 s	Python 3	2016-10-22 18:33:16
10	Tom Biju	0.02 s	Python 3	2016-11-23 06:41:53

#	User	Runtime	Language	Date
1	Macdara mac an tSionnaigh	0.04 s	Ruby	2019-09-28 23:25:00
2	Emil Kneutgen	0.05 s	Ruby	2022-01-21 16:44:54
3	Thomas Feld	0.06 s	Ruby	2023-03-29 13:20:31
4	Russell Ng	0.06 s	Ruby	2025-08-29 11:01:53

#	User	Runtime	Language	Date
1	Samuel Kyletoft	0.00 s	Rust	2020-01-13 13:41:22
2	Isak Jägberg	0.00 s	Rust	2020-11-13 10:20:07
3	David Rasch	0.00 s	Rust	2021-02-26 17:09:07
4	Bas Dirks	0.00 s	Rust	2022-01-09 19:28:15
5	Eric Pinter	0.00 s	Rust	2022-02-07 04:38:57

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	TypeScript	2024-11-22 14:12:37
2	Mahan vr	0.05 s	TypeScript	2024-11-22 16:48:05
3	Nicolai Fredriksen	0.05 s	TypeScript	2025-06-17 17:20:35

#	User	Length	Language	Date
1	Danny Robinson	64	Bash	2023-10-22 11:27:49
2	Chenzhang Hu	1448	Bash	2024-04-16 15:47:20

#	User	Length	Language	Date
1	Noah Ó Donnaile	460	C	2017-04-07 03:17:13
2	Beat Project	478	C	2019-11-10 09:04:51
3	Haerul Gunawan	478	C	2019-12-24 03:28:53
4	Anas Cesaryanto .P	478	C	2019-12-24 07:31:13
5	Fattah Wwicaksono	478	C	2019-12-27 07:59:17
6	Juniawan Ajinardi	480	C	2019-12-26 04:57:17
7	Stanley Tejadinata	480	C	2020-01-09 03:39:11
8	Seth Carter	526	C	2017-11-21 04:28:12
9	Andrew Roberts	558	C	2017-09-15 06:51:43
10	Sambit Palit	581	C	2020-09-22 06:58:18

#	User	Length	Language	Date
1	Jaakko Honkaranta	570	C#	2024-11-22 15:56:44
2	Göran Andersson	606	C#	2022-05-26 20:56:31
3	Nithi Dhanasekaran	620	C#	2024-11-22 11:36:02
4	Daniel Johansson	623	C#	2024-11-22 14:33:57
5	Michael Damsgaard	640	C#	2024-12-30 15:40:50
6	Hidden user	704	C#	2017-06-17 23:25:12
7	Klas af Geijerstam	719	C#	2017-06-04 22:56:36
8	Hugo Oskarsson	738	C#	2019-05-09 15:05:24
9	Kevin Reinholdsson	739	C#	2024-11-22 13:54:35
10	Dylan Strohschein	827	C#	2018-12-05 21:35:02

#	User	Length	Language	Date
1	Rafif Musyaffa Indarto	189	C++	2025-03-13 13:20:27
2	Amrani Nejjar Omar	255	C++	2017-06-06 00:48:34
3	Jason Cannon	296	C++	2016-10-31 04:03:27
4	Grae Yeandle	304	C++	2016-12-16 17:05:09
5	Way Tan	308	C++	2018-11-26 16:01:08
6	Scott MacIntosh	313	C++	2020-05-23 17:44:56
7	Keefe Johnson	317	C++	2017-05-30 10:58:10
8	人外沙耶	318	C++	2020-11-07 11:17:47
9	Vincent Chow Zhi Yang	323	C++	2018-05-12 20:58:38
10	Behdad Ahmadi	328	C++	2019-11-24 12:00:48

#	User	Length	Language	Date
1	David Cawthon	839	Common Lisp	2019-05-12 01:28:46

#	User	Length	Language	Date
1	Daniel Strömberg	1080	Elixir	2024-11-22 14:09:05

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1114	F#	2022-12-29 17:13:49

#	User	Length	Language	Date
1	Theo Coyne Morgan	601	Go	2019-02-08 04:03:02
2	Norbert Voelker	800	Go	2021-05-22 23:18:59
3	Bogdan Matei	803	Go	2024-11-22 15:48:00
4	Kaleb Petersen	1220	Go	2022-04-16 22:50:34

#	User	Length	Language	Date
1	Rudy Matela	151	Haskell	2025-02-19 14:51:00
2	Claes Gustafsson	309	Haskell	2017-05-07 16:31:46
3	Joshua Coward	382	Haskell	2021-11-09 01:41:56
4	Anthony Clark	390	Haskell	2017-03-23 19:50:24
5	Jan Hlavacek	456	Haskell	2016-11-02 00:36:59
6	Brent Yorgey	497	Haskell	2017-10-29 06:38:09
7	Hidden user	590	Haskell	2022-12-17 00:58:43
8	Jan Hrček	653	Haskell	2021-04-15 16:30:04
9	Steinar Simonnes	781	Haskell	2024-02-25 16:10:01
10	Aurélien Pepin	782	Haskell	2019-07-28 23:12:12

#	User	Length	Language	Date
1	Doug Goodman	470	Java	2017-10-01 19:42:49
2	David Koval	478	Java	2018-10-07 08:30:33
3	Alexandros Antonorsi	548	Java	2017-12-14 14:23:05
4	Sơn Nguyễn	573	Java	2018-04-19 10:05:23
5	Emil Bak-Møller	580	Java	2019-03-02 16:17:07
6	Sam Sartor	584	Java	2016-10-26 03:15:04
7	Alex Rutledge	605	Java	2017-12-25 16:54:10
8	Sid A	627	Java	2019-11-13 23:05:07
9	Bivash Pandey	653	Java	2021-06-04 23:41:31
10	Kyar Nyo Aye	659	Java	2018-03-22 16:13:10

#	User	Length	Language	Date
1	Adam Beskow	683	JavaScript (Node.js)	2024-11-22 16:38:59
2	Robert Jenssen	957	JavaScript (Node.js)	2024-11-22 17:56:13
3	Steve Willson	1001	JavaScript (Node.js)	2022-04-19 23:08:32
4	Juho Uutela	1153	JavaScript (Node.js)	2024-11-22 19:03:43
5	Gedas Lukšas	1266	JavaScript (Node.js)	2024-11-22 19:02:15
6	Niamh Limerick	1452	JavaScript (Node.js)	2022-03-25 12:57:10

#	User	Length	Language	Date
1	Jimmy Gustafsson	132	JavaScript (SpiderMonkey)	2024-08-11 00:18:31
2	Bjørn Chr. Soltvedt	301	JavaScript (SpiderMonkey)	2016-06-19 16:58:49
3	Tor Nordqvist	361	JavaScript (SpiderMonkey)	2016-10-31 15:25:29
4	Peter Kedemo	431	JavaScript (SpiderMonkey)	2016-05-27 20:43:06
5	Christian Pilegaard Cederquist	469	JavaScript (SpiderMonkey)	2023-03-01 20:01:01
6	Mohammad Mousavi	527	JavaScript (SpiderMonkey)	2016-12-31 08:04:42
7	Dylan Polson	667	JavaScript (SpiderMonkey)	2018-03-09 20:36:21
8	Ionel Hindorean	941	JavaScript (SpiderMonkey)	2016-11-07 14:07:16
9	Dilawar Mahmood	941	JavaScript (SpiderMonkey)	2018-01-28 21:36:17

#	User	Length	Language	Date
1	Timothy Gaede	811	Julia	2024-04-25 04:12:15

#	User	Length	Language	Date
1	Troy Warmboe	612	Kotlin	2020-03-07 01:21:10
2	Sondre Martin Bakke	687	Kotlin	2025-06-17 16:17:35
3	Alan Pramuk	703	Kotlin	2022-07-26 09:38:06
4	Phường Lên	726	Kotlin	2019-11-02 23:17:40
5	Dayan Ruben Gonzalez	748	Kotlin	2020-09-29 22:01:34
6	Matúš Šatara	951	Kotlin	2024-11-22 14:09:37
7	Neil Harmon	1070	Kotlin	2019-07-12 09:46:18
8	Adam Rankin	1088	Kotlin	2023-04-28 22:54:25
9	Stig-Rune Skansgård	1165	Kotlin	2025-06-17 15:56:49

#	User	Length	Language	Date
1	Katamreddy Kamalesh Reddy	807	Objective-C	2020-08-21 14:05:03
2	Pamidimarri Reshwanth	809	Objective-C	2020-08-19 13:22:27

#	User	Length	Language	Date
1	Sisyphus1813	1934	Odin	2026-02-22 22:46:50

#	User	Length	Language	Date
1	Ingemar Ragnemalm	881	Pascal	2018-02-17 08:52:46
2	David Connolly	1440	Pascal	2017-10-09 17:23:21

#	User	Length	Language	Date
1	Andriy Zyevakov	468	Prolog	2017-07-17 19:28:03

#	User	Length	Language	Date
1	Thomas Feld	147	Python 2	2019-09-16 09:51:19
2	Jesper Öqvist	230	Python 2	2018-10-27 10:31:24
3	Justin Su	235	Python 2	2017-09-24 08:17:53
4	Sigurður Jens Albertsson	246	Python 2	2018-03-10 18:12:39
5	Christofer Ohlsson	249	Python 2	2016-05-27 06:31:53
6	Haggai Liu	255	Python 2	2017-01-27 20:14:16
7	Johan Lyts	276	Python 2	2019-06-30 22:05:22
8	Cole Bite	282	Python 2	2017-04-20 23:42:51
9	Radek Žlebčík	296	Python 2	2017-12-15 01:27:46
10	Andrei Stoica	321	Python 2	2020-11-02 10:13:55

#	User	Length	Language	Date
1	David Aldenbro	119	Python 3	2025-08-24 01:08:25
2	Ahmed Chamseddine	129	Python 3	2024-08-08 15:06:39
3	Thibault Raffaillac	136	Python 3	2024-07-30 15:42:57
4	Timothy Baeckelant	142	Python 3	2024-04-21 10:22:07
5	Nicholas Russell Saerang	144	Python 3	2023-07-23 18:47:21
6	Johan Wind	151	Python 3	2018-04-27 18:51:36
7	Charles Ancheta	156	Python 3	2023-04-19 01:23:59
8	Alexandre Charland	179	Python 3	2025-04-04 02:18:40
9	Tai Tze Kin	180	Python 3	2024-05-07 12:44:25
10	Hidden user	182	Python 3	2020-07-29 10:57:58

#	User	Length	Language	Date
1	Thomas Feld	64	Ruby	2023-03-29 13:31:57
2	Russell Ng	85	Ruby	2025-08-29 11:01:53
3	Macdara mac an tSionnaigh	448	Ruby	2019-09-28 23:25:00
4	Emil Kneutgen	495	Ruby	2022-01-21 16:44:54

#	User	Length	Language	Date
1	David Rasch	636	Rust	2021-02-26 17:09:07
2	Bas Dirks	924	Rust	2022-01-09 19:28:15
3	Eric Pinter	1387	Rust	2022-02-07 04:38:57
4	Samuel Kyletoft	2097	Rust	2020-01-13 13:41:22
5	Isak Jägberg	3466	Rust	2020-11-13 10:20:07

#	User	Length	Language	Date
1	Hidden user	937	TypeScript	2024-11-22 14:12:37
2	Mahan vr	981	TypeScript	2024-11-22 16:48:05
3	Nicolai Fredriksen	1159	TypeScript	2025-06-17 17:20:35

Solution running time distribution