Problem A
Alloys — Problem Statistics

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Submissions	2983
Accepted submissions	899
Submission ratio	30.14%
Authors	893
Full solves [?]	715
Full solve Ratio	80.07%

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	Ada	2024-07-05 19:07:49

#	User	Runtime	Language	Date
1	Max NC	0.01 s	APL	2023-09-07 20:21:30

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.01 s	Bash	2023-10-03 15:29:28
2	Thomas Feld	0.06 s	Bash	2023-09-26 14:50:51

#	User	Runtime	Language	Date
1	Javier Campos	0.02 s	C#	2021-09-28 12:34:42

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Go	2023-06-08 01:24:11
2	Krzysztof Gibuła	0.02 s	Go	2022-11-21 20:36:50
3	Norbert Voelker	0.02 s	Go	2023-03-16 23:01:02

#	User	Runtime	Language	Date
1	Joeri	0.00 s	Haskell	2023-06-21 23:39:13
2	Sebastian Banert	0.00 s	Haskell	2023-09-05 23:22:02
3	Rudy Matela	0.00 s	Haskell	2023-09-12 00:15:38
4	Ole Johan Walderhaug	0.01 s	Haskell	2020-07-15 17:40:19
5	Brent Yorgey	0.01 s	Haskell	2020-11-11 00:55:59
6	Z S	0.01 s	Haskell	2021-01-26 03:25:32

#	User	Runtime	Language	Date
1	Anton Klarén	0.04 s	Java	2024-10-23 13:32:15
2	Fábio Botelho	0.04 s	Java	2024-10-23 14:04:22
3	Emelie Bondesson	0.04 s	Java	2024-10-23 14:28:30
4	Rene Argento	0.04 s	Java	2024-12-15 23:30:12
5	Fadhil Peer Mohamed	0.04 s	Java	2025-10-20 06:46:14
6	Kadin Tang	0.06 s	Java	2020-06-25 21:11:41
7	Desireé af Geijerstam	0.06 s	Java	2020-10-31 15:05:44
8	Thor Rydahl	0.06 s	Java	2020-11-07 19:54:49
9	Vihas Gowreddy	0.06 s	Java	2020-11-07 22:30:57
10	Andrew Polizzotto	0.06 s	Java	2020-12-12 05:06:08

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2022-10-26 06:50:11
2	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2022-11-21 21:43:48

#	User	Runtime	Language	Date
1	Adam Rankin	0.16 s	Kotlin	2023-05-13 05:23:44
2	Frans-Lukas Lövenvald	0.17 s	Kotlin	2020-11-02 15:29:25

#	User	Runtime	Language	Date
1	Shehab Ahmed Hatem	0.00 s	Lua	2023-11-16 21:37:03

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	Nim	2024-10-08 17:03:25

#	User	Runtime	Language	Date
1	Lars Åström	0.00 s	OCaml	2020-03-23 13:56:55
2	Sebastian Banert	0.00 s	OCaml	2024-10-08 16:58:58

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2023-04-21 20:06:39
2	Sebastian Banert	0.00 s	Pascal	2024-10-08 17:06:50

#	User	Runtime	Language	Date
1	Thomas Feld	0.01 s	PHP	2023-01-31 13:39:48

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.02 s	Prolog	2022-08-01 14:33:44

#	User	Runtime	Language	Date
1	Tassilo Radon	0.02 s	Python 2	2022-11-17 21:35:38
2	Sander Oppen	0.02 s	Python 2	2024-03-17 15:13:06
3	Lars Åström	0.03 s	Python 2	2020-03-20 18:01:57
4	Björn Magnusson	0.03 s	Python 2	2020-03-20 18:02:16
5	Måns Magnusson	0.03 s	Python 2	2020-03-20 18:03:40
6	Chaitanya Katpatal	0.03 s	Python 2	2020-03-20 18:32:51
7	Andreas Björklund	0.03 s	Python 2	2020-03-23 16:25:45
8	Thomas Feld	0.03 s	Python 2	2020-09-21 13:25:45
9	Alexander Andersson	0.03 s	Python 2	2022-11-17 21:39:50
10	Adriaan de Vries	0.03 s	Python 2	2023-09-19 13:32:42

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	Python 3	2022-06-06 16:09:30
2	Ted Gustafsson	0.04 s	Python 3	2022-06-10 10:03:33
3	Jie Fan	0.04 s	Python 3	2022-07-01 22:33:33
4	Kevin Kinney	0.04 s	Python 3	2022-07-11 17:09:44
5	Ching Chang	0.04 s	Python 3	2022-07-15 09:34:46
6	Rajul Srivastava	0.04 s	Python 3	2022-07-16 05:15:49
7	Kattis Speedrun	0.04 s	Python 3	2022-07-22 04:25:52
8	Weiguo Jiang	0.04 s	Python 3	2022-08-04 01:25:47
9	Mary Zaher	0.04 s	Python 3	2022-08-16 15:00:18
10	Chong Wang	0.04 s	Python 3	2022-08-29 03:13:52

#	User	Runtime	Language	Date
1	Tassilo Radon	0.06 s	Ruby	2022-11-17 22:48:01
2	Thomas Feld	0.06 s	Ruby	2022-11-28 12:20:55
3	dick move	0.06 s	Ruby	2022-12-07 05:04:17
4	Noah Hessen Bjerke	0.06 s	Ruby	2022-12-08 23:26:33
5	Hidden user	0.06 s	Ruby	2022-12-10 04:12:24
6	Gustav Elmqvist	0.06 s	Ruby	2023-02-18 02:50:54
7	Alexander Bilde Pedersen	0.06 s	Ruby	2023-06-29 18:30:41
8	Chenzhang Hu	0.12 s	Ruby	2025-09-22 14:09:36

#	User	Length	Language	Date
1	Sebastian Banert	178	Ada	2024-07-05 19:07:49

#	User	Length	Language	Date
1	Max NC	30	APL	2023-09-07 20:25:58

#	User	Length	Language	Date
1	Chenzhang Hu	30	Bash	2025-09-13 17:19:26
2	Thomas Feld	31	Bash	2023-09-26 14:50:51

#	User	Length	Language	Date
1	Will Killian	60	C	2022-11-22 00:02:16
2	Lorenzo Mariotti	124	C	2022-11-11 17:59:24
3	Sebastian Banert	128	C	2024-09-19 16:52:41
4	Petter Persson	142	C	2023-03-06 23:43:16
5	Golam	146	C	2025-09-12 13:13:54
6	Hidden user	154	C	2024-05-27 16:42:50
7	Thư Hà	157	C	2023-08-19 15:57:28
8	ck1080906陳亮宇	164	C	2023-08-23 16:25:31
9	Mostafa Mubashir Hossain	173	C	2022-11-05 16:09:17
10	BENI MULYAWAN	181	C	2025-09-25 18:31:37

#	User	Length	Language	Date
1	Javier Campos	199	C#	2021-09-28 12:35:15

#	User	Length	Language	Date
1	Evan Magill	73	C++	2022-11-22 00:03:58
2	Tyler Fernando	77	C++	2022-11-01 08:36:57
3	Jingchao Luo	111	C++	2025-05-18 08:28:49
4	Filippo Xausa	118	C++	2022-10-06 14:32:45
5	Hidden user	119	C++	2020-03-25 01:11:40
6	Hidden user	121	C++	2022-04-23 09:19:35
7	Timothy White	124	C++	2021-01-07 18:50:56
8	Ernest Ng Zi Xuan	126	C++	2024-01-26 15:25:02
9	Justin Rainier Go	129	C++	2024-09-08 05:18:45
10	Caleb Chia	131	C++	2021-11-04 10:02:27

#	User	Length	Language	Date
1	Hidden user	160	Go	2023-06-08 01:24:11
2	Norbert Voelker	288	Go	2023-03-16 23:01:02
3	Krzysztof Gibuła	327	Go	2022-11-21 20:36:50

#	User	Length	Language	Date
1	Rudy Matela	40	Haskell	2023-09-12 00:17:08
2	Sebastian Banert	92	Haskell	2023-09-05 23:22:02
3	Ole Johan Walderhaug	102	Haskell	2020-07-15 17:40:19
4	Joeri	140	Haskell	2023-06-21 23:39:13
5	Z S	155	Haskell	2021-01-26 03:25:32
6	Brent Yorgey	207	Haskell	2020-11-11 00:55:59

#	User	Length	Language	Date
1	Evan Magill	165	Java	2022-11-21 21:23:44
2	Sander Oppen	194	Java	2024-03-17 15:19:10
3	Sean Widjaja	245	Java	2022-01-07 03:22:11
4	Erika Kiehler	251	Java	2021-11-13 08:07:55
5	Daniel Carlson	252	Java	2023-04-12 05:59:16
6	Desireé af Geijerstam	273	Java	2020-10-31 15:11:35
7	Erik Tegler	277	Java	2020-03-20 18:19:24
8	Anton Sandin	278	Java	2022-05-18 19:24:31
9	Giuseppe	281	Java	2021-06-18 11:40:51
10	Gao Tianrun	282	Java	2023-05-21 14:26:24

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	38	JavaScript (SpiderMonkey)	2022-10-26 06:58:29
2	Evan Magill	41	JavaScript (SpiderMonkey)	2022-11-21 22:02:13

#	User	Length	Language	Date
1	Adam Rankin	89	Kotlin	2023-05-13 05:23:44
2	Frans-Lukas Lövenvald	883	Kotlin	2020-11-02 15:29:25

#	User	Length	Language	Date
1	Shehab Ahmed Hatem	259	Lua	2023-11-16 21:37:03

#	User	Length	Language	Date
1	Sebastian Banert	85	Nim	2024-10-08 17:03:25

#	User	Length	Language	Date
1	Lars Åström	62	OCaml	2020-03-23 13:56:55
2	Sebastian Banert	105	OCaml	2024-10-08 16:58:58

#	User	Length	Language	Date
1	Sebastian Banert	113	Pascal	2024-10-08 17:06:50
2	Ingemar Ragnemalm	131	Pascal	2023-04-21 20:06:39

#	User	Length	Language	Date
1	Thomas Feld	20	PHP	2023-01-31 13:39:48

#	User	Length	Language	Date
1	Andriy Zyevakov	469	Prolog	2022-08-01 14:33:44

#	User	Length	Language	Date
1	Tassilo Radon	26	Python 2	2022-11-17 21:38:32
2	Alexander Andersson	27	Python 2	2022-11-17 21:39:50
3	Sander Oppen	27	Python 2	2024-03-17 15:13:06
4	Lars Åström	30	Python 2	2020-03-20 18:01:57
5	Andreas Björklund	48	Python 2	2020-03-23 16:25:45
6	Björn Magnusson	50	Python 2	2020-03-20 18:02:16
7	Thomas Feld	67	Python 2	2020-09-21 13:25:45
8	Adriaan de Vries	70	Python 2	2023-09-19 13:32:42
9	Chaitanya Katpatal	150	Python 2	2020-03-20 18:32:51
10	Måns Magnusson	235	Python 2	2020-03-20 18:03:40

#	User	Length	Language	Date
1	Alexander Kravberg	32	Python 3	2023-02-19 01:16:43
2	Clement Oh	32	Python 3	2023-06-02 09:05:17
3	Lasse Letager Hansen	32	Python 3	2023-06-06 18:39:35
4	Casper Rysgaard	32	Python 3	2023-06-06 18:39:47
5	Hao Ye	32	Python 3	2024-04-06 01:17:55
6	Benjamin Lienard	32	Python 3	2024-04-06 01:19:43
7	June Hoop	32	Python 3	2025-09-18 22:23:07
8	Peter Stauder	33	Python 3	2022-09-11 13:40:56
9	Sebastian Miles	33	Python 3	2022-09-17 23:43:41
10	Lee Isaac	33	Python 3	2022-11-08 15:48:00

#	User	Length	Language	Date
1	dick move	25	Ruby	2022-12-07 05:04:17
2	Thomas Feld	25	Ruby	2022-12-21 13:51:59
3	Tassilo Radon	26	Ruby	2022-11-17 22:48:01
4	Gustav Elmqvist	26	Ruby	2023-02-18 02:50:54
5	Noah Hessen Bjerke	26	Ruby	2024-03-17 15:16:43
6	Alexander Bilde Pedersen	31	Ruby	2023-06-29 18:30:41
7	Hidden user	40	Ruby	2022-12-10 04:12:24
8	Chenzhang Hu	125	Ruby	2025-09-22 14:09:36

#	User	Length	Language	Date
1	Vincent Lagerros	128	Rust	2024-04-20 19:08:12
2	Sebastian Banert	206	Rust	2024-10-08 17:21:25
3	Mileta Mitrovic	240	Rust	2022-01-23 07:53:40
4	Bas Dirks	281	Rust	2022-05-29 14:02:39
5	Artur Khuziakhmetov	380	Rust	2022-07-14 21:42:15
6	Fiat Driver	380	Rust	2023-07-08 16:44:51
7	Kalle Vigren	396	Rust	2024-06-11 20:21:07
8	Eric Pinter	844	Rust	2021-06-01 21:41:13
9	Simon Hallefält	992	Rust	2023-09-17 01:43:05
10	Muhammad Rais Fathin Mudzakir	3782	Rust	2021-05-29 18:17:42

Solution running time distribution