Problem A
Curve Speed — Problem Statistics

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Submissions	1653
Accepted submissions	603
Submission ratio	36.48%
Authors	610
Accepted authors	527
Author ratio	86.39%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.09 s	Bash	2025-06-04 18:02:53

#	User	Runtime	Language	Date
1	Márton Krauter	0.05 s	C#	2023-07-18 14:30:09
2	Domenico Adriano CHANG HURTADO	0.06 s	C#	2025-02-14 23:56:12

#	User	Runtime	Language	Date
1	Norbert Voelker	0.08 s	Go	2022-02-13 14:28:14

#	User	Runtime	Language	Date
1	Leslie Yip	0.00 s	Haskell	2022-10-11 14:12:37
2	Steinar Simonnes	0.00 s	Haskell	2024-06-15 13:27:14
3	Brent Yorgey	0.01 s	Haskell	2022-02-26 05:56:02

#	User	Runtime	Language	Date
1	Ranjith M	0.04 s	Java	2024-12-22 00:17:34
2	Issa Issack	0.04 s	Java	2025-04-05 07:45:46
3	Crystal Sharpe	0.06 s	Java	2022-03-15 06:20:19
4	Sven Rönnbäck	0.06 s	Java	2022-04-10 17:00:16
5	Jeel Vaishnav	0.07 s	Java	2022-02-22 05:03:24
6	Leyuan Loh	0.08 s	Java	2021-02-28 01:38:46
7	Mariann Løtvedt	0.08 s	Java	2022-07-15 17:09:06
8	Kunwar Parth Singh	0.08 s	Java	2023-02-19 00:59:11
9	Collin Jakubik	0.10 s	Java	2023-03-23 00:08:19
10	David Van Nguyen	0.10 s	Java	2024-07-13 01:08:16

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	JavaScript (Node.js)	2025-01-28 23:36:57

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2022-05-19 18:12:12
2	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-03-30 16:44:26
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-06-19 03:29:14
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2025-07-24 14:58:37

#	User	Runtime	Language	Date
1	Timothy Gaede	0.55 s	Julia	2024-04-27 07:57:25

#	User	Runtime	Language	Date
1	Jacob Huebner	0.15 s	Kotlin	2021-02-27 20:06:21
2	Adam Rankin	0.18 s	Kotlin	2023-05-09 19:46:19
3	Josie Bierbaum	0.19 s	Kotlin	2022-02-15 22:50:23
4	Lucas Hartfiel	0.19 s	Kotlin	2022-02-15 22:58:09
5	Wenlei Yu	0.19 s	Kotlin	2022-02-15 22:59:40

#	User	Runtime	Language	Date
1	Carson Bragg	0.01 s	PHP	2025-01-20 22:43:59

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.02 s	Prolog	2023-03-03 18:23:20

#	User	Runtime	Language	Date
1	Teikn Smith	0.04 s	Python 3	2022-07-11 22:18:12
2	Ryan Tan	0.04 s	Python 3	2022-07-25 15:32:06
3	ali fallahpour	0.04 s	Python 3	2022-08-18 10:11:33
4	Peter Stauder	0.04 s	Python 3	2022-09-06 21:02:01
5	Mukerem Ali Nur	0.04 s	Python 3	2022-09-07 18:42:07
6	Casper Rysgaard	0.04 s	Python 3	2022-09-12 16:23:24
7	Hidden user	0.04 s	Python 3	2022-09-21 11:08:33
8	Trần Đức Trí	0.04 s	Python 3	2022-09-23 08:31:47
9	Dara MacConville	0.04 s	Python 3	2022-09-27 12:52:52
10	Ram Basnet	0.04 s	Python 3	2022-10-09 20:44:49

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-02-13 15:09:26
2	Jiaye Will Wang	0.07 s	Ruby	2025-04-18 20:39:51

#	User	Runtime	Language	Date
1	Artur Khuziakhmetov	0.00 s	Rust	2022-09-01 10:47:56
2	David Rasch	0.00 s	Rust	2023-11-02 13:42:34
3	Bas Dirks	0.00 s	Rust	2024-01-04 18:47:07

#	User	Length	Language	Date
1	Chenzhang Hu	5	Bash	2025-06-04 18:02:53

#	User	Length	Language	Date
1	Victor Thunström	179	C	2024-08-20 17:12:40
2	Rasmus Melin	190	C	2023-07-28 20:55:15
3	Nathan Agius	199	C	2023-04-26 17:32:01
4	Jarod Keene	205	C	2021-02-27 20:23:31
5	Noah Ritter	221	C	2021-02-27 21:33:33
6	Hidden user	245	C	2024-09-20 17:31:34
7	john marcoux	250	C	2022-04-09 21:17:38
8	Hidden user	254	C	2024-09-19 18:51:08
9	Mohin Uddin	274	C	2024-05-03 17:38:21
10	Mattheus Colares	323	C	2022-12-01 16:09:28

#	User	Length	Language	Date
1	Domenico Adriano CHANG HURTADO	387	C#	2025-02-15 00:02:30
2	Márton Krauter	703	C#	2023-07-18 14:30:09

#	User	Length	Language	Date
1	曹宇寬	153	C++	2023-12-29 02:14:27
2	Shang Zhou	165	C++	2022-02-21 03:38:34
3	Kuma Telila	179	C++	2023-02-03 17:18:20
4	RainproDash	179	C++	2024-03-20 15:37:00
5	Neil Chaudhury	179	C++	2025-04-08 03:47:50
6	Deez Ballz	182	C++	2024-05-04 22:47:28
7	Chala olani	183	C++	2023-02-03 17:49:10
8	ANTON CHENG	185	C++	2022-12-04 23:02:17
9	Davicheanin Meas	187	C++	2022-06-18 19:39:33
10	Grae Yeandle	187	C++	2023-02-10 17:08:59

#	User	Length	Language	Date
1	Norbert Voelker	540	Go	2022-02-13 14:28:14

#	User	Length	Language	Date
1	Brent Yorgey	139	Haskell	2022-02-26 05:56:02
2	Leslie Yip	230	Haskell	2022-10-11 14:12:37
3	Steinar Simonnes	956	Haskell	2024-06-15 13:28:10

#	User	Length	Language	Date
1	Raymond Arrington	284	Java	2024-06-30 08:28:26
2	Kumara Ivan Anuraga	302	Java	2025-02-18 11:44:29
3	Aaron Friesen	330	Java	2021-02-27 20:17:21
4	Seth Morris	330	Java	2021-02-27 22:49:59
5	Ling Ma	331	Java	2021-02-27 20:34:08
6	MOHAMMAD NAUFAL HAZIM BIN SAHARUDIN	341	Java	2025-06-02 09:23:01
7	Luke Jenquin	343	Java	2023-02-13 23:52:57
8	Addison Schmidt	349	Java	2021-02-27 20:14:58
9	Bagya M	356	Java	2023-03-27 17:12:08
10	Nathaniel Lukas Christianto	358	Java	2023-12-26 03:56:07

#	User	Length	Language	Date
1	Hidden user	344	JavaScript (Node.js)	2025-01-28 23:36:57

#	User	Length	Language	Date
1	Christian Cederquist	88	JavaScript (SpiderMonkey)	2023-03-30 16:44:26
2	Jimmy Gustafsson	103	JavaScript (SpiderMonkey)	2025-07-24 14:58:37
3	Bjørn Chr. Soltvedt	153	JavaScript (SpiderMonkey)	2022-05-19 18:12:12
4	Zach Tschetter	164	JavaScript (SpiderMonkey)	2023-06-19 03:29:14

#	User	Length	Language	Date
1	Timothy Gaede	239	Julia	2024-04-27 07:57:25

#	User	Length	Language	Date
1	Josie Bierbaum	309	Kotlin	2022-02-15 22:50:23
2	Lucas Hartfiel	309	Kotlin	2022-02-15 22:58:09
3	Wenlei Yu	309	Kotlin	2022-02-15 22:59:40
4	Jacob Huebner	475	Kotlin	2021-02-27 20:06:21
5	Adam Rankin	1076	Kotlin	2023-05-09 19:46:19

#	User	Length	Language	Date
1	Carson Bragg	488	PHP	2025-01-20 22:45:16

#	User	Length	Language	Date
1	Andriy Zyevakov	740	Prolog	2023-03-03 18:23:20

#	User	Length	Language	Date
1	Benjamin Z White	76	Python 3	2023-05-09 19:00:58
2	Tai Tze Kin	93	Python 3	2024-05-03 20:48:48
3	Alexandre Douard	93	Python 3	2024-03-20 13:25:45
4	Ahmed Chamseddine	94	Python 3	2024-09-16 09:38:16
5	Guk Yi Siong	95	Python 3	2023-08-03 10:43:29
6	Jiaye Will Wang	97	Python 3	2025-04-18 20:36:46
7	Kelly Dance	101	Python 3	2023-10-14 20:14:21
8	Charles Ancheta	103	Python 3	2023-04-08 11:26:27
9	Jayden Pahukula	104	Python 3	2023-10-20 00:03:58
10	Clement Oh	106	Python 3	2023-10-31 13:13:31

#	User	Length	Language	Date
1	Thomas Feld	60	Ruby	2023-02-13 15:12:09
2	Jiaye Will Wang	70	Ruby	2025-04-18 20:39:51

#	User	Length	Language	Date
1	David Rasch	341	Rust	2023-11-02 13:42:34
2	Artur Khuziakhmetov	416	Rust	2022-09-01 10:47:56
3	Bas Dirks	471	Rust	2024-01-04 18:47:07

Solution running time distribution