Problem A
Time Travelling Temperatures — Problem Statistics

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Submissions	6499
Accepted submissions	2401
Submission ratio	36.94%
Authors	2303
Full solves [?]	2128
Full solve Ratio	92.40%

#	User	Runtime	Language	Date
1	Robert Low	0.02 s	C#	2016-07-15 22:15:19
2	Pavel Volgarev	0.02 s	C#	2016-10-07 07:40:45
3	Rail Sabirov	0.02 s	C#	2016-10-17 20:17:34
4	Hidden user	0.02 s	C#	2016-10-23 03:39:18
5	Mike Spendlove	0.02 s	C#	2016-11-03 04:09:17
6	Andrzej Krajniak	0.02 s	C#	2016-11-05 00:44:45
7	Duelene Olson	0.02 s	C#	2016-12-09 21:40:20
8	Randy	0.02 s	C#	2018-04-06 19:44:53
9	Vinh Tran	0.02 s	C#	2018-04-06 21:02:24
10	Liam Percy	0.02 s	C#	2018-06-29 21:47:40

#	User	Runtime	Language	Date
1	David Cawthon	0.01 s	Common Lisp	2020-09-12 16:36:54

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.04 s	F#	2022-12-17 22:23:50

#	User	Runtime	Language	Date
1	José Rivera	0.00 s	Go	2023-05-30 06:58:44
2	Husain Satan	0.00 s	Go	2023-11-10 14:03:35
3	Hidden user	0.00 s	Go	2024-04-28 06:30:55
4	Syahril Maula Yahya	0.00 s	Go	2024-08-26 17:24:29
5	n k	0.00 s	Go	2025-01-10 20:24:47
6	Hidden user	0.02 s	Go	2023-04-11 19:05:29
7	Adam Evans	0.08 s	Go	2016-08-22 15:40:50
8	harshil	0.08 s	Go	2020-06-24 13:19:00
9	Conrad Parker	0.08 s	Go	2020-08-12 19:00:21
10	Leoš Absatz	0.08 s	Go	2021-01-26 11:43:51

#	User	Runtime	Language	Date
1	Vashista Basava	0.04 s	Java	2024-08-12 12:20:26
2	Ranjith M	0.04 s	Java	2024-08-23 06:01:40
3	Fadhil Peer Mohamed	0.04 s	Java	2025-11-26 07:45:16
4	Joachim Nybo	0.05 s	Java	2016-04-16 11:14:46
5	Christer Bru	0.05 s	Java	2016-04-16 11:33:10
6	Jens Hansen	0.05 s	Java	2016-04-16 11:38:03
7	Per Odlo	0.05 s	Java	2016-04-16 11:40:09
8	Tanja II	0.05 s	Java	2016-04-16 11:43:19
9	Anders Kvalvaag	0.05 s	Java	2016-04-16 11:53:51
10	Jonathan Marino	0.05 s	Java	2016-04-16 12:08:20

#	User	Runtime	Language	Date
1	Juthi Sarker Aka	0.04 s	JavaScript (Node.js)	2025-06-08 00:57:57
2	Brendan King	0.05 s	JavaScript (Node.js)	2024-02-02 18:40:59
3	addamove	0.42 s	JavaScript (Node.js)	2022-02-20 17:24:02

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-04-17 11:47:57
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-04-17 18:28:18
3	Michel Langeveld	0.01 s	JavaScript (SpiderMonkey)	2016-11-26 13:24:43
4	Adam Murphy	0.01 s	JavaScript (SpiderMonkey)	2017-10-26 18:46:35
5	Nathan Marks	0.01 s	JavaScript (SpiderMonkey)	2018-04-06 21:33:35
6	Nguyễn Mạnh Phúc	0.02 s	JavaScript (SpiderMonkey)	2018-08-31 18:08:05
7	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-10-14 20:18:28
8	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-02-01 11:44:25
9	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2025-07-14 23:41:45

#	User	Runtime	Language	Date
1	Timothy Gaede	0.56 s	Julia	2024-04-17 10:19:44

#	User	Runtime	Language	Date
1	Dayan Ruben Gonzalez	0.16 s	Kotlin	2020-09-27 23:08:32
2	Neil Harmon	0.18 s	Kotlin	2019-07-22 15:28:24
3	Troy Warmboe	0.18 s	Kotlin	2023-04-17 21:23:34
4	Adam Rankin	0.18 s	Kotlin	2023-05-12 05:54:26
5	Phường Lên	0.19 s	Kotlin	2020-02-07 03:58:58
6	Adam Koprowski	0.19 s	Kotlin	2020-09-11 17:18:48
7	Johnny Baloney	0.19 s	Kotlin	2021-09-04 23:52:47
8	Mike Wilkes	0.20 s	Kotlin	2018-04-06 19:45:35
9	Ravisai Tiruvuri	0.20 s	Kotlin	2024-03-09 07:34:45
10	Jonathan Soo	0.21 s	Kotlin	2019-06-23 12:58:00

#	User	Runtime	Language	Date
1	Philip Pham	0.00 s	OCaml	2020-08-08 20:02:21
2	Danil Braun	0.00 s	OCaml	2021-05-06 18:43:28
3	Xiu-Heng Hua	0.00 s	OCaml	2024-12-13 14:16:02

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2019-07-06 11:25:15

#	User	Runtime	Language	Date
1	Denis BAURAIN	0.00 s	Perl	2025-12-26 22:08:32

#	User	Runtime	Language	Date
1	陳建宏	0.01 s	PHP	2021-05-04 19:52:17

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2016-12-30 18:40:06

#	User	Runtime	Language	Date
1	Asger Hautop Drewsen	0.02 s	Python 2	2016-04-16 11:08:53
2	Marius Thoresen	0.02 s	Python 2	2016-04-16 11:16:33
3	Arne Tobias Malkenes Ødegaard	0.02 s	Python 2	2016-04-16 11:17:09
4	Andreas Løve Selvik	0.02 s	Python 2	2016-04-16 11:20:24
5	Vemund Santi	0.02 s	Python 2	2016-04-16 11:23:33
6	Sigve Sebastian Farstad	0.02 s	Python 2	2016-04-16 11:24:26
7	Erlend Åmdal	0.02 s	Python 2	2016-04-16 11:30:21
8	Elsie Mestl	0.02 s	Python 2	2016-04-16 11:43:55
9	Alfred Birketvedt	0.02 s	Python 2	2016-04-16 11:48:00
10	Ole Kristian E. Pedersen	0.02 s	Python 2	2016-04-16 11:51:51

#	User	Runtime	Language	Date
1	Wayne	0.02 s	Python 3	2016-04-18 23:25:52
2	Tore Norderud	0.02 s	Python 3	2016-04-25 13:12:24
3	Nathan Collins	0.02 s	Python 3	2016-05-13 20:35:35
4	Bjarki Stefánsson	0.02 s	Python 3	2016-06-14 02:43:54
5	Lucia Pál (Simanová)	0.02 s	Python 3	2016-06-22 23:03:42
6	Gregor Taube	0.02 s	Python 3	2016-07-18 13:57:37
7	Hidden user	0.02 s	Python 3	2016-08-09 09:53:57
8	Christian Lindeström	0.02 s	Python 3	2016-09-08 20:06:51
9	Henrik Adolfsson	0.02 s	Python 3	2016-10-03 09:47:31
10	Herman Karlsson	0.02 s	Python 3	2016-10-20 00:17:11

#	User	Runtime	Language	Date
1	Erik Rydbert	0.03 s	Ruby	2016-07-12 05:20:16
2	Lee Tze Han	0.04 s	Ruby	2018-06-23 10:17:10
3	Alex Gittemeier	0.04 s	Ruby	2018-09-19 00:42:25
4	Macdara mac an tSionnaigh	0.04 s	Ruby	2019-10-17 03:30:43
5	Marie Cornellier	0.05 s	Ruby	2021-09-09 01:39:47
6	Thomas Feld	0.06 s	Ruby	2023-01-30 14:05:20
7	Russell Ng	0.07 s	Ruby	2025-05-20 13:01:55

#	User	Length	Language	Date
1	Eduardo Núñez	106	C	2024-02-25 19:28:46
2	Hidden user	202	C	2021-07-05 15:31:23
3	Ivan Petrov	211	C	2019-09-12 14:26:07
4	eviL	211	C	2026-03-15 21:02:10
5	Yash Kumar Salampuria	225	C	2022-06-17 21:11:54
6	Hidden user	226	C	2024-09-10 17:15:11
7	Sonam Wangchuk	233	C	2022-09-15 22:04:13
8	Hidden user	235	C	2017-07-20 20:50:37
9	Luis Antonio	235	C	2023-12-18 05:48:00
10	Lee Geng Yu	236	C	2017-12-17 06:00:02

#	User	Length	Language	Date
1	Liam Percy	393	C#	2018-06-29 21:47:40
2	Robert Low	430	C#	2016-07-15 22:15:19
3	Thomas Norris	469	C#	2019-11-05 15:13:46
4	Hidden user	480	C#	2020-07-05 22:30:18
5	Göran Andersson	551	C#	2022-05-24 02:16:28
6	Sebastian Sternberg	570	C#	2021-01-30 15:53:59
7	Rail Sabirov	613	C#	2016-10-17 20:17:34
8	Duelene Olson	623	C#	2016-12-09 21:40:20
9	samvid mistry	843	C#	2024-11-24 11:51:03
10	Vinh Tran	1068	C#	2018-04-06 21:02:24

#	User	Length	Language	Date
1	Hakan Kjellerstrand	123	C++	2025-02-16 09:46:03
2	Tyler Fernando	135	C++	2022-11-05 13:14:13
3	Guan Han Li	183	C++	2024-02-08 05:11:47
4	Antoni Guz	194	C++	2018-02-18 18:52:22
5	Hidden user	200	C++	2022-12-20 15:54:45
6	Arnar Bjarni Arnarson	202	C++	2016-06-02 01:06:45
7	Mikael K Eriksson	202	C++	2021-04-02 14:39:29
8	Raymond Tanujaya	202	C++	2023-11-01 05:54:07
9	Pranay Prajapati	203	C++	2024-09-02 06:53:15
10	Aryan Mangale	204	C++	2025-01-22 18:13:26

#	User	Length	Language	Date
1	David Cawthon	584	Common Lisp	2020-09-12 16:36:54

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	410	F#	2022-12-17 22:23:50

#	User	Length	Language	Date
1	José Rivera	220	Go	2023-05-30 06:58:44
2	Conrad Parker	240	Go	2020-08-12 19:00:21
3	Hidden user	240	Go	2024-04-28 06:30:55
4	Leoš Absatz	244	Go	2021-01-26 11:43:51
5	harshil	245	Go	2020-06-24 13:19:00
6	n k	252	Go	2025-01-10 20:24:47
7	Husain Satan	323	Go	2023-11-10 14:03:35
8	Adam Evans	346	Go	2016-08-22 15:40:50
9	Hidden user	412	Go	2023-04-11 19:05:29
10	Syahril Maula Yahya	494	Go	2024-08-26 17:24:29

#	User	Length	Language	Date
1	Nicholas Marsh	163	Haskell	2022-09-16 20:22:17
2	Matthew Gvasalia	187	Haskell	2023-04-17 00:39:42
3	Aaron Lengyel	204	Haskell	2021-11-05 01:13:56
4	Peter Deal	233	Haskell	2016-05-12 19:20:38
5	Hidden user	237	Haskell	2019-12-22 05:10:23
6	Hidden user	238	Haskell	2022-12-26 20:08:30
7	Li Jun	264	Haskell	2023-06-20 17:43:41
8	Steinar Simonnes	291	Haskell	2020-11-15 22:12:16
9	Atli Fannar Franklín	296	Haskell	2017-10-19 16:23:37
10	Jan Hlavacek	306	Haskell	2016-12-14 04:23:17

#	User	Length	Language	Date
1	Nathaniel Lukas Christianto	308	Java	2023-12-26 10:13:28
2	Mitch Price	361	Java	2016-10-10 06:21:04
3	Anthony Clark	363	Java	2016-10-02 20:18:00
4	Doug Goodman	365	Java	2018-05-30 19:28:35
5	Melker Georgson	369	Java	2019-03-10 00:10:47
6	Paul Boddington	374	Java	2016-04-21 01:18:35
7	Daniel Q	375	Java	2021-08-08 03:34:53
8	Finn Lidbetter	383	Java	2016-06-19 19:44:11
9	Eric Huynh	383	Java	2016-10-07 03:07:40
10	Taras Romanyuk	386	Java	2023-11-19 00:39:41

#	User	Length	Language	Date
1	Brendan King	444	JavaScript (Node.js)	2024-02-02 18:40:59
2	addamove	553	JavaScript (Node.js)	2022-02-20 17:24:02
3	Juthi Sarker Aka	574	JavaScript (Node.js)	2025-06-08 00:57:57

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	68	JavaScript (SpiderMonkey)	2023-02-01 11:47:06
2	Jimmy Gustafsson	75	JavaScript (SpiderMonkey)	2025-07-14 23:41:45
3	Bjørn Chr. Soltvedt	152	JavaScript (SpiderMonkey)	2016-04-17 18:28:18
4	Nguyễn Mạnh Phúc	158	JavaScript (SpiderMonkey)	2018-08-31 18:08:05
5	Peter Kedemo	235	JavaScript (SpiderMonkey)	2016-04-17 11:47:57
6	Michel Langeveld	275	JavaScript (SpiderMonkey)	2016-11-26 13:24:43
7	Nathan Marks	347	JavaScript (SpiderMonkey)	2018-04-06 21:33:35
8	Peter Menyes	453	JavaScript (SpiderMonkey)	2021-10-14 20:18:28
9	Adam Murphy	671	JavaScript (SpiderMonkey)	2017-10-26 18:46:35

#	User	Length	Language	Date
1	Timothy Gaede	409	Julia	2024-04-17 10:19:44

#	User	Length	Language	Date
1	Dmitry Shostak	231	Kotlin	2019-09-10 19:05:31
2	Phường Lên	249	Kotlin	2020-02-07 03:58:58
3	Adam Koprowski	293	Kotlin	2020-09-11 17:18:48
4	Adam Rankin	306	Kotlin	2023-05-12 05:54:26
5	Dayan Ruben Gonzalez	332	Kotlin	2020-09-27 23:08:32
6	Ali M. Nekoh	397	Kotlin	2025-06-05 08:48:28
7	Johnny Baloney	404	Kotlin	2021-09-04 23:52:47
8	Jonathan Soo	469	Kotlin	2019-06-23 12:58:00
9	Troy Warmboe	495	Kotlin	2023-04-17 21:23:34
10	Ravisai Tiruvuri	530	Kotlin	2024-03-09 07:34:45

#	User	Length	Language	Date
1	Philip Pham	224	OCaml	2020-08-08 20:02:21
2	Danil Braun	270	OCaml	2021-05-06 18:43:28
3	Xiu-Heng Hua	306	OCaml	2024-12-13 14:16:02

#	User	Length	Language	Date
1	Ingemar Ragnemalm	210	Pascal	2019-07-06 11:25:15

#	User	Length	Language	Date
1	Denis BAURAIN	210	Perl	2025-12-26 22:08:32

#	User	Length	Language	Date
1	陳建宏	378	PHP	2021-05-04 19:52:17

#	User	Length	Language	Date
1	Andriy Zyevakov	311	Prolog	2016-12-30 18:40:06

#	User	Length	Language	Date
1	Thomas Feld	118	Python 2	2019-09-06 14:43:10
2	Andreas Björklund	145	Python 2	2019-05-12 15:02:28
3	Nicolas Marsceau	148	Python 2	2016-05-13 21:18:37
4	Guan Yang Ze	149	Python 2	2019-10-19 08:02:30
5	Sigurður Jens Albertsson	151	Python 2	2017-12-03 21:18:53
6	Johan Lyts	155	Python 2	2019-02-19 15:04:41
7	Neal Zane	156	Python 2	2016-04-25 00:16:47
8	Lars Åström	159	Python 2	2018-11-15 13:44:16
9	Haggai Liu	161	Python 2	2017-01-20 05:58:10
10	Asger Hautop Drewsen	163	Python 2	2016-04-16 11:08:53

#	User	Length	Language	Date
1	Benjamin Z White	85	Python 3	2023-05-06 23:18:24
2	Thibault Raffaillac	85	Python 3	2024-08-11 13:59:17
3	Ahmed Chamseddine	89	Python 3	2024-08-20 12:26:26
4	K Lin	90	Python 3	2023-12-12 04:09:12
5	Charles Ancheta	94	Python 3	2023-03-25 10:20:13
6	Nguyên Khôi Đỗ	94	Python 3	2024-12-18 20:50:46
7	Si Jie Tan	95	Python 3	2026-01-19 08:59:30
8	Joas Haunstrup	96	Python 3	2022-10-28 21:45:51
9	Clement Oh	99	Python 3	2023-10-30 05:29:46
10	Hakan Kjellerstrand	101	Python 3	2025-02-16 10:04:15

#	User	Length	Language	Date
1	Thomas Feld	67	Ruby	2023-02-01 15:52:23
2	Russell Ng	70	Ruby	2025-05-20 13:01:55
3	Lee Tze Han	165	Ruby	2018-06-23 10:17:10
4	Erik Rydbert	170	Ruby	2016-07-12 05:20:16
5	Alex Gittemeier	180	Ruby	2018-09-19 00:42:25
6	Macdara mac an tSionnaigh	180	Ruby	2019-10-17 03:30:43
7	Marie Cornellier	227	Ruby	2021-09-09 01:39:47

#	User	Length	Language	Date
1	Hidden user	446	Rust	2022-09-25 19:48:35
2	Thobias Larsen	462	Rust	2023-01-28 11:45:40
3	Hugo Lindström	500	Rust	2022-03-31 19:06:03
4	Laura Parkes	505	Rust	2022-08-07 21:10:00
5	Pizza Hut	509	Rust	2025-01-26 22:44:16
6	Ishtiaq Hussain Naqi	621	Rust	2023-08-21 09:04:42
7	Hidden user	664	Rust	2025-12-05 19:53:44
8	Hidden user	666	Rust	2022-08-11 22:11:47
9	Adam Martinez	695	Rust	2026-02-28 15:17:41
10	Hidden user	721	Rust	2021-02-26 11:59:39

Solution running time distribution