Problem A
Speeding — Problem Statistics

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Submissions	4585
Accepted submissions	2685
Submission ratio	58.56%
Authors	2465
Accepted authors	2333
Author ratio	94.65%

#	User	Runtime	Language	Date
1	Matzuka	0.02 s	APL	2025-04-07 10:50:58

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-10-31 10:25:52
2	Chandler McFarland	0.01 s	Bash	2025-02-04 17:27:42
3	Manish shrestha	0.01 s	Bash	2025-04-15 11:00:21

#	User	Runtime	Language	Date
1	Connor Murray	0.02 s	C#	2021-03-01 20:12:58
2	Kristoffer Strube	0.02 s	C#	2021-03-06 11:08:13
3	Tran Hoang Phuc	0.02 s	C#	2021-03-30 10:36:30
4	Linda Vennerlund	0.02 s	C#	2021-04-27 13:08:26
5	Philip Han	0.02 s	C#	2021-06-01 18:24:25
6	Matthew Drain	0.02 s	C#	2021-07-03 22:54:47
7	Victor Hultén Mattsson	0.02 s	C#	2021-07-06 16:52:41
8	Maykal Droshev	0.02 s	C#	2021-07-07 14:31:15
9	Jan Matthiessen	0.02 s	C#	2021-07-21 15:04:02
10	Petra Marc	0.02 s	C#	2021-08-05 12:52:58

#	User	Runtime	Language	Date
1	Sebastian Sternberg	0.04 s	F#	2021-08-24 18:03:03
2	Jacob Harris Cryer Kragh	0.04 s	F#	2022-06-11 10:01:25
3	oskar holland	0.08 s	F#	2023-09-20 21:36:30
4	Martin Handest	0.08 s	F#	2023-09-20 23:02:06

#	User	Runtime	Language	Date
1	Drake Schram	0.00 s	Fortran	2025-02-05 18:51:38
2	Blake Pearsall	0.00 s	Fortran	2025-02-13 00:14:42

#	User	Runtime	Language	Date
1	Jimmy Nejtron	0.00 s	Go	2023-09-19 09:05:13
2	Mattias Öz	0.02 s	Go	2022-06-18 17:27:09
3	Andreas Gottschalk Krath	0.02 s	Go	2022-07-12 12:59:03
4	David Vinje	0.02 s	Go	2022-08-15 11:56:40
5	J Blackquill	0.02 s	Go	2022-11-15 05:24:58
6	Krzysztof Gibuła	0.02 s	Go	2022-12-08 20:03:04
7	T COM	0.08 s	Go	2021-03-08 17:08:13
8	Einar Kjellback	0.08 s	Go	2021-03-10 20:41:46
9	Norbert Voelker	0.08 s	Go	2021-04-13 19:22:37
10	dick move	0.08 s	Go	2021-05-16 21:24:02

#	User	Runtime	Language	Date
1	Ng Tek In	0.00 s	Haskell	2022-08-08 09:01:18
2	Hidden user	0.00 s	Haskell	2022-11-26 00:46:40
3	Mason Barnhill	0.00 s	Haskell	2023-04-18 19:13:37
4	Sebastian Banert	0.00 s	Haskell	2023-09-13 13:12:58
5	Steinar Simonnes	0.00 s	Haskell	2024-02-07 14:40:46
6	Lukas Viering	0.00 s	Haskell	2025-02-20 22:05:51
7	Brent Yorgey	0.01 s	Haskell	2021-02-19 12:26:26
8	Brian Hwang	0.01 s	Haskell	2021-03-02 14:44:15
9	Jan Hrček	0.01 s	Haskell	2021-03-07 09:41:06
10	Hidden user	0.01 s	Haskell	2021-05-29 14:40:34

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Java	2024-09-20 23:19:04
2	Goh Zhixuan Jeremiah	0.04 s	Java	2025-02-07 09:26:11
3	Daniel Gutierrez Duarte	0.04 s	Java	2025-03-27 14:53:37
4	Lee Heng Sheng	0.05 s	Java	2024-05-01 09:28:46
5	Ku Brian	0.05 s	Java	2024-05-05 11:08:31
6	Crystal Sharpe	0.06 s	Java	2021-02-20 20:44:45
7	Nickolas Bonner	0.06 s	Java	2021-02-28 20:44:51
8	Hidden user	0.06 s	Java	2021-02-28 20:57:28
9	Fiona Barry	0.06 s	Java	2021-02-28 21:14:41
10	Kyle Kelly	0.06 s	Java	2021-03-04 03:28:52

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2024-09-05 19:30:44
2	Stephen Chase Sydow	0.08 s	JavaScript (Node.js)	2022-06-09 01:38:14
3	John	0.09 s	JavaScript (Node.js)	2022-07-15 07:08:30
4	Chris Wong	0.41 s	JavaScript (Node.js)	2021-03-01 20:20:24
5	Karim Dridi	0.41 s	JavaScript (Node.js)	2022-01-13 22:54:22
6	Hovhannes Kantuni	0.42 s	JavaScript (Node.js)	2021-03-03 03:47:28
7	Hidden user	0.42 s	JavaScript (Node.js)	2021-11-25 23:12:10
8	Ali	0.42 s	JavaScript (Node.js)	2021-12-16 23:29:22
9	Peter Kedemo	0.42 s	JavaScript (Node.js)	2022-01-02 11:00:18
10	Niamh Limerick	0.42 s	JavaScript (Node.js)	2022-02-03 04:03:48

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2021-02-19 12:05:54
2	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-03-08 20:31:00
3	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2022-12-30 00:23:03
4	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-04-18 03:10:44
5	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-06-16 23:37:10
6	Nicklas Utgaard	0.03 s	JavaScript (SpiderMonkey)	2021-04-17 18:27:43

#	User	Runtime	Language	Date
1	Danny Robinson	0.63 s	Julia	2023-10-31 10:21:52
2	Timothy Gaede	0.64 s	Julia	2024-03-25 07:03:05

#	User	Runtime	Language	Date
1	Albert Pala	0.11 s	Kotlin	2021-07-01 08:36:23
2	Roger Bongers	0.15 s	Kotlin	2021-06-26 21:20:37
3	Marit van Dijk	0.16 s	Kotlin	2021-09-15 11:09:17
4	Ola Sundell	0.18 s	Kotlin	2022-02-20 19:18:04
5	Adam Rankin	0.18 s	Kotlin	2023-05-05 06:53:55
6	Emil Wihlander	0.18 s	Kotlin	2023-07-25 14:10:52
7	Jan Kowalski	0.19 s	Kotlin	2022-07-17 19:53:44
8	Sergey Jakobsen	0.20 s	Kotlin	2021-03-05 16:18:14
9	Emil Eriksmoen Stensland	0.20 s	Kotlin	2022-03-10 13:24:47
10	Zaw Myat	0.20 s	Kotlin	2024-04-14 05:28:36

#	User	Runtime	Language	Date
1	Adriel Javen Castro	0.00 s	Lua	2025-02-11 21:48:21
2	Matthew Farshad	0.00 s	Lua	2025-02-12 21:14:15

#	User	Runtime	Language	Date
1	Evan Magill	0.00 s	OCaml	2023-09-28 23:05:05

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-04-30 00:19:59

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2021-04-01 13:16:59
2	David Connolly	0.00 s	Pascal	2021-11-22 13:01:08
3	Huỳnh Minh Lâm	0.00 s	Pascal	2022-09-13 15:52:38

#	User	Runtime	Language	Date
1	cojonas1	0.01 s	PHP	2021-03-25 11:25:27
2	Petr Trofimov	0.01 s	PHP	2021-04-19 13:00:15
3	Renate	0.01 s	PHP	2021-05-22 01:00:47
4	Muhammad Asyraf bin Akop	0.01 s	PHP	2022-06-02 10:52:47
5	Andre Wahyudi	0.01 s	PHP	2022-10-21 10:22:00

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.02 s	Prolog	2023-01-31 08:24:45

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.02 s	Python 2	2022-06-20 11:17:08
2	Johan Lyts	0.03 s	Python 2	2021-02-19 13:53:08
3	Yanmarshus Bachtiar	0.03 s	Python 2	2021-03-12 04:15:42
4	Andreas Björklund	0.03 s	Python 2	2021-03-23 16:48:21
5	Samo Metličar	0.03 s	Python 2	2021-03-25 20:37:46
6	Marie Natland Berg	0.03 s	Python 2	2021-05-12 14:10:42
7	Thomas Feld	0.03 s	Python 2	2021-05-21 10:20:47
8	Andrei Stoica	0.03 s	Python 2	2021-09-08 14:25:25

#	User	Runtime	Language	Date
1	Isaac Wolters	0.04 s	Python 3	2022-06-05 15:40:56
2	Olcay	0.04 s	Python 3	2022-06-11 19:33:06
3	Hasan Kalzi	0.04 s	Python 3	2022-06-20 11:16:56
4	Adrian Elinow	0.04 s	Python 3	2022-07-07 19:31:35
5	Jc Angeles	0.04 s	Python 3	2022-08-09 10:33:39
6	Hidden user	0.04 s	Python 3	2022-08-09 15:37:44
7	Viktor Due Pedersen	0.04 s	Python 3	2022-08-15 20:37:25
8	Leon	0.04 s	Python 3	2022-08-21 11:17:03
9	Christofer Hallberg	0.04 s	Python 3	2022-08-21 22:39:18
10	Hidden user	0.04 s	Python 3	2022-08-24 13:59:13

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Ruby	2021-03-05 23:30:01
2	Régis Hanol	0.05 s	Ruby	2022-01-07 12:29:56
3	TobiasZ	0.05 s	Ruby	2022-01-19 20:07:14
4	Patrick Elsen	0.05 s	Ruby	2022-09-11 14:59:02
5	Thomas Feld	0.06 s	Ruby	2022-11-08 12:23:24
6	Tausif Ahmed	0.07 s	Ruby	2025-04-17 05:33:35
7	Jigme Phuntsho Wangyel	0.07 s	Ruby	2025-06-20 17:29:38

#	User	Length	Language	Date
1	Matzuka	111	APL	2025-04-07 10:52:46

#	User	Length	Language	Date
1	Danny Robinson	59	Bash	2023-10-31 10:30:01
2	Manish shrestha	360	Bash	2025-04-15 11:00:21
3	Chandler McFarland	846	Bash	2025-02-04 17:27:42

#	User	Length	Language	Date
1	a_b__c	115	C	2021-04-01 14:48:25
2	Martin Blom	116	C	2024-01-08 10:47:47
3	Nguyen Anh Khoi (K17_CT)	289	C	2022-06-23 16:33:09
4	Mai Nam Nguyen	294	C	2023-10-16 14:05:07
5	HARIPRASATH S	317	C	2025-05-07 18:55:57
6	Ago	325	C	2023-03-12 19:43:12
7	Koralla Madhu Mita	326	C	2021-11-02 10:03:09
8	Ximun Castoreo	330	C	2021-12-17 15:57:11
9	Nguyen Thanh Phuc (K17 CT)	330	C	2022-06-25 11:56:32
10	User Thirteen	332	C	2022-12-07 18:39:30

#	User	Length	Language	Date
1	Deci Bel	399	C#	2024-12-31 12:16:07
2	Anthony Ye	553	C#	2023-12-10 18:32:17
3	Pontus Norrby	565	C#	2023-04-17 16:03:50
4	Esty Crow	568	C#	2023-12-10 01:33:55
5	Benjamin Iserman	609	C#	2021-10-28 02:22:08
6	Göran Andersson	617	C#	2022-05-08 02:42:00
7	Michael Damsgaard	638	C#	2024-11-23 10:06:00
8	Ahmet Murat Gençay	674	C#	2023-09-04 15:26:01
9	Apoorva Musham	686	C#	2022-01-31 03:01:55
10	Pranjal Singh	693	C#	2022-01-31 01:50:04

#	User	Length	Language	Date
1	Frans Meulenbroeks	137	C++	2024-09-29 18:24:00
2	Tyler Fernando	138	C++	2022-10-26 05:41:52
3	黃太陽	218	C++	2022-02-23 16:47:35
4	traxex	226	C++	2021-11-02 10:56:50
5	戴予珩	230	C++	2022-07-21 12:17:32
6	Wen Hao	246	C++	2022-11-02 03:35:05
7	Nguyen Tran Huu Duc	247	C++	2021-12-20 15:30:31
8	Jordan Quah Shao Xuan	249	C++	2022-12-08 17:08:42
9	Victor Vatn	254	C++	2021-03-10 18:01:15
10	Gautham Kailash	257	C++	2023-07-08 19:00:49

#	User	Length	Language	Date
1	Martin Handest	164	F#	2023-09-21 15:35:10
2	oskar holland	177	F#	2023-09-21 15:33:59
3	Sebastian Sternberg	541	F#	2021-08-24 18:03:03
4	Jacob Harris Cryer Kragh	797	F#	2022-06-11 10:01:25

#	User	Length	Language	Date
1	Blake Pearsall	630	Fortran	2025-02-13 00:14:42
2	Drake Schram	1212	Fortran	2025-02-05 18:51:38

#	User	Length	Language	Date
1	dick move	257	Go	2021-05-16 21:24:02
2	Hidden user	321	Go	2021-12-13 23:59:36
3	David Vinje	331	Go	2022-08-15 11:56:40
4	Jimmy Nejtron	334	Go	2023-09-19 09:05:13
5	T COM	348	Go	2021-03-08 17:08:13
6	Jack Kryger Sørensen	419	Go	2021-09-01 13:26:04
7	Hidden user	419	Go	2021-09-21 19:28:38
8	Andras Nagy	435	Go	2022-01-04 05:47:33
9	Einar Kjellback	446	Go	2021-03-10 20:41:46
10	J Blackquill	472	Go	2022-11-15 05:24:58

#	User	Length	Language	Date
1	Phan Ngọc Tiên	205	Haskell	2022-03-20 19:33:24
2	Sebastian Banert	257	Haskell	2023-09-13 13:12:58
3	Monique Oliveira	321	Haskell	2021-09-01 01:33:55
4	Daniel Cabral	333	Haskell	2022-03-02 16:19:29
5	Brian Hwang	342	Haskell	2021-03-02 14:44:15
6	Tim Put	347	Haskell	2021-11-08 02:42:20
7	Jan Hrček	391	Haskell	2021-03-07 09:41:06
8	Jahid Hasan Imon	407	Haskell	2021-09-20 16:06:31
9	Lukas Viering	444	Haskell	2025-02-20 22:08:21
10	Ng Tek In	456	Haskell	2022-08-08 09:01:18

#	User	Length	Language	Date
1	John Hershey	247	Java	2023-10-05 18:26:19
2	Thanh Le	401	Java	2023-05-14 02:09:49
3	Carter Henderson	432	Java	2021-09-08 17:44:40
4	Cory Haas	443	Java	2021-11-18 03:25:54
5	Max Bagatini Alves	446	Java	2022-02-27 17:22:17
6	Aimee	453	Java	2022-04-29 09:44:23
7	Hidden user	470	Java	2023-03-08 20:52:30
8	Jason C	474	Java	2021-12-10 10:03:36
9	Hidden user	476	Java	2025-02-12 21:21:09
10	Cameron Murdoch	476	Java	2021-03-09 16:05:26

#	User	Length	Language	Date
1	Karim Dridi	401	JavaScript (Node.js)	2022-01-13 22:54:22
2	Peter Kedemo	561	JavaScript (Node.js)	2022-01-02 11:00:18
3	Hidden user	576	JavaScript (Node.js)	2023-01-31 01:18:33
4	Hovhannes Kantuni	622	JavaScript (Node.js)	2021-03-03 03:47:28
5	Ali	675	JavaScript (Node.js)	2021-12-16 23:29:22
6	Chris Wong	724	JavaScript (Node.js)	2021-03-01 20:20:24
7	Stephen Chase Sydow	786	JavaScript (Node.js)	2022-06-09 01:38:14
8	John	805	JavaScript (Node.js)	2022-07-15 07:08:30
9	Hidden user	855	JavaScript (Node.js)	2021-11-25 23:12:10
10	Niamh Limerick	983	JavaScript (Node.js)	2022-02-03 04:03:48

#	User	Length	Language	Date
1	Jimmy Gustafsson	116	JavaScript (SpiderMonkey)	2024-06-16 23:37:10
2	Bjørn Chr. Soltvedt	241	JavaScript (SpiderMonkey)	2021-02-19 12:05:54
3	Zach Tschetter	311	JavaScript (SpiderMonkey)	2023-04-18 03:10:44
4	Peter Menyes	323	JavaScript (SpiderMonkey)	2021-03-08 20:31:00
5	Christian Cederquist	338	JavaScript (SpiderMonkey)	2022-12-30 00:23:03
6	Nicklas Utgaard	611	JavaScript (SpiderMonkey)	2021-04-17 18:27:43

#	User	Length	Language	Date
1	Danny Robinson	119	Julia	2023-10-31 10:21:52
2	Timothy Gaede	1468	Julia	2024-03-25 07:03:05

#	User	Length	Language	Date
1	Chris Johnson	312	Kotlin	2024-02-02 21:26:17
2	Emil Eriksmoen Stensland	368	Kotlin	2022-03-10 13:24:47
3	Emil Wihlander	404	Kotlin	2023-07-25 14:10:52
4	Adam Rankin	405	Kotlin	2023-05-05 06:53:55
5	Roger Bongers	412	Kotlin	2021-06-26 21:20:37
6	Jan Kowalski	508	Kotlin	2022-07-17 19:53:44
7	Sergey Jakobsen	513	Kotlin	2021-03-05 16:22:54
8	Zaw Myat	618	Kotlin	2024-04-14 05:28:36
9	Ola Sundell	690	Kotlin	2022-02-20 19:18:04
10	Marit van Dijk	723	Kotlin	2021-09-15 11:09:17

#	User	Length	Language	Date
1	Matthew Farshad	314	Lua	2025-02-12 21:14:15
2	Adriel Javen Castro	642	Lua	2025-02-11 21:48:21

#	User	Length	Language	Date
1	Evan Magill	631	OCaml	2023-09-28 23:05:05

#	User	Length	Language	Date
1	Hidden user	462	Odin	2025-04-30 00:19:59

#	User	Length	Language	Date
1	Ingemar Ragnemalm	429	Pascal	2021-04-01 13:16:59
2	David Connolly	573	Pascal	2021-11-22 13:01:08
3	Huỳnh Minh Lâm	661	Pascal	2022-09-13 15:52:38

#	User	Length	Language	Date
1	Petr Trofimov	465	PHP	2021-04-19 13:00:15
2	Muhammad Asyraf bin Akop	482	PHP	2022-06-02 10:52:47
3	cojonas1	522	PHP	2021-03-25 11:25:27
4	Renate	686	PHP	2021-05-22 01:00:47
5	Andre Wahyudi	721	PHP	2022-10-21 10:22:00

#	User	Length	Language	Date
1	Hakan Kjellerstrand	301	Prolog	2023-02-16 23:42:23

#	User	Length	Language	Date
1	Thomas Feld	171	Python 2	2021-05-21 10:20:47
2	Johan Lyts	201	Python 2	2021-02-19 13:53:08
3	Andreas Björklund	208	Python 2	2021-03-23 16:48:21
4	Marie Natland Berg	309	Python 2	2021-05-12 14:10:42
5	Yanmarshus Bachtiar	310	Python 2	2021-03-12 04:15:42
6	Samo Metličar	378	Python 2	2021-03-25 20:37:46
7	Andrei Stoica	419	Python 2	2021-09-08 14:25:25
8	Hasan Kalzi	544	Python 2	2022-06-20 11:17:08

#	User	Length	Language	Date
1	Clement Oh	93	Python 3	2023-07-10 18:58:03
2	Benjamin Z White	102	Python 3	2023-04-21 23:36:38
3	Morten Clausen	105	Python 3	2022-10-24 00:28:08
4	Charles Ancheta	114	Python 3	2023-03-28 08:55:05
5	Joel Niemelä	122	Python 3	2025-03-30 07:48:33
6	Ahmed Chamseddine	122	Python 3	2023-10-13 18:10:04
7	Alexandre Charland	127	Python 3	2024-08-24 04:19:27
8	Lasse Letager Hansen	146	Python 3	2022-10-25 18:08:38
9	Alexandre Douard	146	Python 3	2023-08-29 20:29:37
10	Gerth Stølting Brodal	152	Python 3	2021-03-06 11:36:01

#	User	Length	Language	Date
1	Thomas Feld	63	Ruby	2023-01-05 11:05:53
2	Hidden user	100	Ruby	2021-03-05 23:30:01
3	Régis Hanol	108	Ruby	2022-01-07 12:29:56
4	Patrick Elsen	109	Ruby	2022-09-11 14:59:02
5	TobiasZ	292	Ruby	2022-01-19 20:07:14
6	Tausif Ahmed	473	Ruby	2025-04-17 05:33:35
7	Jigme Phuntsho Wangyel	492	Ruby	2025-06-20 17:29:38

#	User	Length	Language	Date
1	Vincent Lagerros	253	Rust	2024-12-10 22:21:03
2	Artur Khuziakhmetov	612	Rust	2022-07-24 11:49:57
3	Bas Dirks	615	Rust	2021-12-29 08:14:58
4	Kok Dith	616	Rust	2021-08-01 14:35:09
5	David Zacek	646	Rust	2021-05-21 03:26:01
6	David Rasch	672	Rust	2021-03-02 12:34:25
7	Pankajkumar Patro	724	Rust	2024-10-17 15:25:21
8	Isak Jägberg	737	Rust	2021-03-06 17:02:55
9	Mileta Mitrovic	766	Rust	2022-01-21 20:41:13
10	Nick Ivanov	790	Rust	2021-03-12 21:29:31

Solution running time distribution