Problem U
Automatic Trading — Problem Statistics

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Submissions	2747
Accepted submissions	842
Submission ratio	30.65%
Authors	577
Full solves [?]	428
Full solve Ratio	74.18%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.06 s	C	2019-09-10 10:32:27
2	Richard Ewald	0.89 s	C	2024-02-20 05:53:23
3	Daniel Falk	1.07 s	C	2017-04-23 15:48:14
4	Charlie Gordon	1.07 s	C	2017-07-30 17:23:33
5	Christian Lindeström	1.16 s	C	2017-01-05 14:21:36
6	Hidden user	1.16 s	C	2020-04-26 00:14:56
7	Hidden user	1.16 s	C	2022-12-02 12:36:13
8	Jakob Rødal Skaar	1.16 s	C	2024-04-25 16:07:34
9	Hidden user	1.16 s	C	2024-04-25 16:19:21
10	Isak Vormeland	1.16 s	C	2024-04-25 17:34:23

#	User	Runtime	Language	Date
1	Alexander Kravberg	0.01 s	C++	2023-02-16 00:31:16
2	贾孟鑫	0.03 s	C++	2016-10-22 15:07:59
3	Yu Dong	0.03 s	C++	2016-10-28 06:44:28
4	Hoang Duong	0.03 s	C++	2018-04-02 16:04:23
5	Arnav Sastry	0.03 s	C++	2019-12-11 23:12:47
6	Gustav Kalander	0.03 s	C++	2022-06-05 19:33:16
7	Peter Iskandar	0.03 s	C++	2025-05-10 19:36:43
8	Richard Peng	0.04 s	C++	2017-12-19 06:17:47
9	Minh Phan Duc Nhat	0.04 s	C++	2018-04-04 08:36:36
10	Dmitry Lyubshin	0.04 s	C++	2018-07-14 04:53:34

#	User	Runtime	Language	Date
1	Nick Wu	0.36 s	Java	2016-06-16 10:02:01
2	Josenildo Silva	0.46 s	Java	2018-11-29 13:18:01
3	Mark Sturtevant	0.67 s	Java	2023-12-12 11:31:43
4	Taras Romanyuk	0.70 s	Java	2024-11-08 22:46:01
5	Benjamin Reidys	0.77 s	Java	2019-03-12 05:31:34
6	Jack Min Ong	0.77 s	Java	2020-04-06 17:42:26
7	Atharva Nagarkar	0.81 s	Java	2018-12-05 04:01:10
8	Aurélien Pepin	0.81 s	Java	2020-03-21 11:07:33
9	Suraj Punjabi	0.81 s	Java	2022-04-30 23:33:04
10	Darrin Wiley	0.83 s	Java	2021-03-20 19:11:35

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.67 s	JavaScript (SpiderMonkey)	2016-03-22 17:45:17

#	User	Runtime	Language	Date
1	Adam Rankin	1.98 s	Kotlin	2023-11-12 18:13:27

#	User	Runtime	Language	Date
1	Sivasankaran D	0.29 s	Python 2	2025-09-07 10:11:40

#	User	Runtime	Language	Date
1	Ole Vik Lysne	0.11 s	Python 3	2025-05-08 15:02:47
2	Denil Bouafia	0.12 s	Python 3	2024-10-18 17:03:45
3	Dilhan Salgado	0.13 s	Python 3	2025-09-18 19:00:24
4	frontend annotation	0.20 s	Python 3	2025-09-16 08:35:13
5	yezang77	0.20 s	Python 3	2025-09-17 09:44:37
6	gulinazha	0.20 s	Python 3	2026-03-16 09:21:49
7	Sindre Eie Ledsaak	0.21 s	Python 3	2024-05-14 15:37:13
8	Nicholas Russell Saerang	0.30 s	Python 3	2024-05-24 13:05:15
9	DARWIN ARBEY PORTILLO RIVERA	0.30 s	Python 3	2024-05-25 16:29:32
10	Hidden user	0.30 s	Python 3	2025-11-03 23:49:52

#	User	Runtime	Language	Date
1	Jakob Rødal Skaar	0.91 s	Ruby	2024-04-27 14:39:01
2	Isak Vormeland	0.95 s	Ruby	2024-04-27 14:33:08
3	Hidden user	1.50 s	Ruby	2024-04-27 15:02:10

#	User	Runtime	Language	Date
1	Hidden user	0.01 s	Rust	2022-12-08 20:45:47
2	Vincent Lagerros	0.03 s	Rust	2025-01-08 17:17:43
3	Jakob Rødal Skaar	0.07 s	Rust	2024-04-25 14:43:27
4	Daniel Anker Hermansen	0.15 s	Rust	2023-07-09 23:23:47
5	Iker Lissarrague	0.39 s	Rust	2023-08-14 06:31:03
6	Lars Haukland	1.30 s	Rust	2024-05-08 14:11:40
7	Ole Vik Lysne	1.83 s	Rust	2024-04-25 17:22:12

#	User	Length	Language	Date
1	Jakob Rødal Skaar	119	C	2024-04-25 19:40:49
2	Hidden user	120	C	2024-04-25 16:35:26
3	Isak Vormeland	120	C	2024-04-25 17:34:23
4	Hidden user	161	C	2022-12-02 12:38:33
5	Christian Lindeström	257	C	2017-01-05 14:21:36
6	Richard Ewald	301	C	2024-02-20 06:24:46
7	Hidden user	469	C	2020-04-26 00:14:56
8	Ryan Michaud	482	C	2022-02-13 23:56:44
9	katrine logstein	511	C	2024-05-14 13:22:35
10	Vicky Nguyen	639	C	2021-12-23 23:05:37

#	User	Length	Language	Date
1	Jakob Rødal Skaar	144	C++	2024-04-25 13:41:58
2	Magnus Hokland Hegdahl	152	C++	2024-04-27 17:32:39
3	Thomas Feld	153	C++	2023-08-15 09:07:44
4	Mathias Gernez	160	C++	2023-04-04 15:06:31
5	Alexis Englebert	210	C++	2023-03-15 23:39:40
6	محمد أبتور	280	C++	2017-02-20 21:24:56
7	Hidden user	281	C++	2025-04-16 15:10:21
8	Robert Slutsky	286	C++	2018-01-25 15:09:01
9	Juho Lee	305	C++	2018-04-02 23:26:57
10	Hidden user	305	C++	2023-03-16 11:40:15

#	User	Length	Language	Date
1	Elizabeth Zou	659	Java	2017-06-13 17:26:47
2	Micah Stairs	815	Java	2016-11-08 15:37:02
3	Ben Blodgett	1077	Java	2023-06-06 15:54:48
4	Morten Flensborg Jensen	1117	Java	2019-10-06 23:01:21
5	Shaemus Melvin	1148	Java	2020-11-19 03:04:16
6	Viljar Elvevoll	1159	Java	2024-05-14 12:46:19
7	Love Engman	1166	Java	2016-12-29 10:34:05
8	Andrew Creaghan	1236	Java	2018-12-12 16:17:42
9	John Ladera	1319	Java	2018-04-18 02:44:21
10	Robert Åkemalm	1563	Java	2023-10-09 13:21:48

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	339	JavaScript (SpiderMonkey)	2016-03-22 17:45:17

#	User	Length	Language	Date
1	Adam Rankin	1128	Kotlin	2023-11-12 18:13:27

#	User	Length	Language	Date
1	Sivasankaran D	780	Python 2	2025-09-07 10:11:40

#	User	Length	Language	Date
1	Jaime Pacheco	391	Python 3	2018-01-31 03:27:15
2	Ole Vik Lysne	511	Python 3	2025-05-08 15:33:05
3	Jakob Rødal Skaar	554	Python 3	2024-04-30 13:18:43
4	Carcalet Nicolae	579	Python 3	2020-02-25 10:19:42
5	Andreas Björklund	714	Python 3	2023-03-19 07:43:40
6	Liam Ralph	732	Python 3	2023-12-02 01:34:15
7	Yossi Cohen	753	Python 3	2017-09-28 19:51:16
8	Lara Landauro	889	Python 3	2025-11-03 23:42:24
9	Ivan Kumaniaev	1084	Python 3	2022-11-18 15:32:54
10	Harry Zhang	1130	Python 3	2024-04-11 13:57:39

#	User	Length	Language	Date
1	Isak Vormeland	158	Ruby	2024-04-27 16:33:42
2	Jakob Rødal Skaar	162	Ruby	2024-04-27 15:26:24
3	Hidden user	170	Ruby	2024-04-27 15:02:10

#	User	Length	Language	Date
1	Ole Vik Lysne	798	Rust	2024-04-25 17:23:39
2	Lars Haukland	855	Rust	2024-05-08 14:11:40
3	Hidden user	1327	Rust	2022-12-07 00:09:15
4	Jakob Rødal Skaar	1825	Rust	2024-04-26 16:26:48
5	Iker Lissarrague	5573	Rust	2023-08-14 06:31:03
6	Vincent Lagerros	17941	Rust	2024-04-11 16:25:52
7	Daniel Anker Hermansen	18811	Rust	2023-07-09 23:23:47

Solution running time distribution