Problem A
Alien Math — Problem Statistics

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Submissions	1224
Accepted submissions	628
Submission ratio	51.31%
Authors	602
Full solves [?]	530
Full solve Ratio	88.04%

#	User	Runtime	Language	Date
1	Ólafur Andri Davíðsson	0.04 s	C#	2023-05-12 17:55:18
2	Ali Aliev	0.04 s	C#	2024-07-19 15:43:38
3	Jens Erik	0.04 s	C#	2025-11-18 00:29:00
4	Esty Crow	0.05 s	C#	2025-06-06 02:07:49
5	Anthony Ye	0.05 s	C#	2025-08-01 21:03:30
6	Simon Thillemann Nielsen	0.05 s	C#	2025-11-18 00:31:34

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.09 s	F#	2023-05-27 15:22:05

#	User	Runtime	Language	Date
1	Norbert Voelker	0.02 s	Go	2023-04-29 20:34:08

#	User	Runtime	Language	Date
1	Brent Yorgey	0.00 s	Haskell	2023-04-08 19:28:34
2	Andrei Duma	0.00 s	Haskell	2023-04-13 20:33:12
3	Udo Stenzel	0.00 s	Haskell	2023-04-14 18:38:25
4	Anurudh Reddy	0.00 s	Haskell	2023-04-19 13:45:23
5	Tapio Jokinen	0.00 s	Haskell	2023-05-05 17:26:46
6	Mason Barnhill	0.00 s	Haskell	2023-05-09 07:07:17
7	Matthew Gvasalia	0.00 s	Haskell	2024-06-17 11:45:41
8	Steinar Simonnes	0.00 s	Haskell	2024-06-27 11:18:07
9	Hidden user	0.00 s	Haskell	2024-12-02 22:16:02
10	TJ Takei	0.00 s	Haskell	2025-08-31 07:26:25

#	User	Runtime	Language	Date
1	Luis Varona	0.04 s	Java	2025-01-23 02:07:46
2	Issa Issack	0.04 s	Java	2025-01-23 04:08:47
3	Nicholas Nagy	0.05 s	Java	2025-01-23 19:26:21
4	William Sun	0.05 s	Java	2025-10-12 22:44:04
5	Mark Wen	0.06 s	Java	2023-03-11 20:22:03
6	Bjørn Dons	0.06 s	Java	2023-04-02 22:12:03
7	Sven Rönnbäck	0.06 s	Java	2023-05-13 23:45:54
8	Logan Pipes	0.06 s	Java	2023-05-18 02:41:08
9	Sawyer Stanley	0.06 s	Java	2023-05-19 03:33:29
10	Crystal Sharpe	0.06 s	Java	2023-05-25 02:20:10

#	User	Runtime	Language	Date
1	Gonçalo Novo	0.04 s	JavaScript (Node.js)	2025-07-25 11:23:47

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2023-04-22 14:10:17
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-04-23 03:35:24
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2025-02-14 23:40:51

#	User	Runtime	Language	Date
1	Timothy Gaede	0.60 s	Julia	2024-05-11 17:00:48

#	User	Runtime	Language	Date
1	Sam Keyser	0.12 s	Kotlin	2023-03-11 19:40:18
2	Danny Mittal	0.23 s	Kotlin	2025-10-13 23:46:31
3	Adam Rankin	0.24 s	Kotlin	2023-08-29 05:14:45
4	Hidden user	0.24 s	Kotlin	2025-10-14 11:29:58

#	User	Runtime	Language	Date
1	Johan Lyts	0.03 s	Python 2	2023-06-23 22:13:36
2	Karla Silva De Gyves	0.07 s	Python 2	2025-11-28 20:42:35

#	User	Runtime	Language	Date
1	Dustin Ward	0.04 s	Python 3	2023-03-11 19:41:52
2	Matthieu Larochelle	0.04 s	Python 3	2023-03-11 20:57:44
3	Kyle Chang	0.04 s	Python 3	2023-03-11 21:59:46
4	Sraavan Sridhar	0.04 s	Python 3	2023-03-11 22:13:13
5	William Chorkawy	0.04 s	Python 3	2023-04-02 13:00:49
6	Charles Ancheta	0.04 s	Python 3	2023-04-08 12:10:21
7	Merten Bohn	0.04 s	Python 3	2023-06-01 15:25:48
8	Kadriye Yildiz	0.04 s	Python 3	2024-08-29 12:57:24
9	Charlotte K	0.04 s	Python 3	2024-08-31 06:17:38
10	Lumi Lysdal	0.04 s	Python 3	2024-09-02 18:19:32

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-04-11 15:23:02
2	Alexander Bilde Pedersen	0.06 s	Ruby	2023-05-01 13:55:30
3	Miorel Palii	0.07 s	Ruby	2024-12-03 03:43:10

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.00 s	Rust	2023-05-28 17:21:10
2	Bas Dirks	0.00 s	Rust	2023-12-29 11:38:53
3	Artur Khuziakhmetov	0.00 s	Rust	2025-01-17 10:21:07
4	Vincent Lagerros	0.00 s	Rust	2025-02-28 13:24:45

#	User	Runtime	Language	Date
1	Peter Toso	0.00 s	Swift	2025-05-16 08:20:51

#	User	Runtime	Language	Date
1	Joel Martelleur	0.05 s	TypeScript	2024-05-03 12:11:53

#	User	Length	Language	Date
1	Mirel Cosulschi	641	C	2025-05-15 16:26:56
2	Allan Nouri	681	C	2024-05-08 14:34:17
3	DEVARAJ T	724	C	2025-03-31 17:59:39
4	Palapon PUAKALONG	779	C	2023-09-04 10:48:45
5	Doni Prasetyo	1024	C	2024-11-20 19:01:04
6	ELAMATHI S	1059	C	2025-04-14 15:56:58
7	Bergur Snorrason	1068	C	2023-09-06 11:11:57
8	Bartosz Hajdas	1176	C	2025-10-10 15:14:44
9	Tyler Mulholland	1331	C	2024-10-29 22:56:17
10	Oscar Brink	1531	C	2023-11-07 17:14:14

#	User	Length	Language	Date
1	Esty Crow	722	C#	2025-06-06 02:07:49
2	Anthony Ye	782	C#	2025-08-01 21:03:30
3	Ali Aliev	874	C#	2024-07-19 15:43:38
4	Jens Erik	986	C#	2025-11-18 00:29:00
5	Simon Thillemann Nielsen	986	C#	2025-11-18 00:31:34
6	Ólafur Andri Davíðsson	1699	C#	2023-05-12 17:55:18

#	User	Length	Language	Date
1	Hidden user	423	C++	2025-03-13 07:29:18
2	Anthony Fetelya	427	C++	2023-03-11 19:11:35
3	Evan Michael Bailey	427	C++	2024-02-05 06:44:32
4	Zac Friggstad	462	C++	2023-04-03 01:37:48
5	Armen Andreasyan	465	C++	2023-04-12 20:52:42
6	Dmitry Lyubshin	465	C++	2023-04-13 00:05:32
7	Mathias Gernez	467	C++	2023-09-14 00:52:55
8	陳心誠	479	C++	2024-02-14 18:30:32
9	Hidden user	485	C++	2025-10-23 22:11:12
10	人外沙耶	497	C++	2023-12-16 10:32:06

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	1475	F#	2023-05-27 15:22:05

#	User	Length	Language	Date
1	Norbert Voelker	1935	Go	2023-04-29 20:34:08

#	User	Length	Language	Date
1	Anurudh Reddy	241	Haskell	2023-04-19 14:25:50
2	Udo Stenzel	506	Haskell	2023-04-14 18:38:25
3	Mason Barnhill	545	Haskell	2023-05-09 07:07:17
4	Andrei Duma	698	Haskell	2023-04-14 16:03:11
5	Steinar Simonnes	885	Haskell	2024-06-27 11:17:29
6	Tung Nguyen	892	Haskell	2025-05-15 21:35:20
7	Alex Marion	941	Haskell	2024-06-10 15:48:12
8	Hidden user	999	Haskell	2024-12-02 22:18:54
9	Matthew Gvasalia	1132	Haskell	2024-06-17 11:45:41
10	finiteprods	1140	Haskell	2026-03-03 16:37:52

#	User	Length	Language	Date
1	Frank Ruskey	712	Java	2024-01-17 20:45:25
2	John Huddleston	754	Java	2024-01-29 23:37:42
3	John Huddleston	754	Java	2024-01-31 02:20:16
4	Tiffani Slutsky	794	Java	2026-03-09 19:34:36
5	Markus Bao	848	Java	2024-01-08 04:30:27
6	Doug Goodman	849	Java	2023-04-05 22:28:11
7	Jorus Barba	860	Java	2025-03-12 23:52:36
8	William Campbell	875	Java	2024-11-06 03:11:32
9	Mohammad Naufal Hazim Bin Saharudin	886	Java	2025-05-10 14:05:46
10	Nick	915	Java	2025-02-03 04:55:38

#	User	Length	Language	Date
1	Gonçalo Novo	676	JavaScript (Node.js)	2025-07-25 11:23:47

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	229	JavaScript (SpiderMonkey)	2023-04-22 14:27:32
2	Zach Tschetter	308	JavaScript (SpiderMonkey)	2025-02-14 23:40:51
3	Christian Pilegaard Cederquist	365	JavaScript (SpiderMonkey)	2023-04-23 03:35:24

#	User	Length	Language	Date
1	Timothy Gaede	490	Julia	2024-05-11 17:00:48

#	User	Length	Language	Date
1	Danny Mittal	440	Kotlin	2025-10-13 23:46:31
2	Adam Rankin	599	Kotlin	2023-08-29 05:14:45
3	Hidden user	791	Kotlin	2025-10-14 11:29:58
4	Sam Keyser	805	Kotlin	2023-03-11 19:40:18

#	User	Length	Language	Date
1	Johan Lyts	347	Python 2	2023-06-23 22:13:36
2	Karla Silva De Gyves	435	Python 2	2025-11-28 20:42:35

#	User	Length	Language	Date
1	Peter Stauder	125	Python 3	2023-05-11 21:18:51
2	Charles Ancheta	128	Python 3	2023-04-08 12:10:21
3	Si Jie Tan	159	Python 3	2025-12-24 05:46:33
4	Ahmed Chamseddine	160	Python 3	2024-09-16 14:17:13
5	Oskar Haarklou Veileborg	169	Python 3	2023-04-04 10:24:54
6	Clement Oh	176	Python 3	2023-09-05 16:40:42
7	Suus Brommer	190	Python 3	2024-04-16 17:12:10
8	Tai Tze Kin	194	Python 3	2024-05-04 09:44:15
9	Simon Baeckelant	195	Python 3	2024-05-27 22:57:31
10	Vazh 07	206	Python 3	2024-05-21 01:35:00

#	User	Length	Language	Date
1	Thomas Feld	67	Ruby	2023-04-11 15:23:02
2	Miorel Palii	282	Ruby	2024-12-03 03:43:10
3	Alexander Bilde Pedersen	302	Ruby	2023-05-01 13:55:30

#	User	Length	Language	Date
1	Vincent Lagerros	608	Rust	2025-02-28 13:24:45
2	Artur Khuziakhmetov	727	Rust	2025-01-17 10:21:07
3	Bas Dirks	1068	Rust	2023-12-29 11:38:53
4	Daniel Anker Hermansen	20916	Rust	2023-05-28 17:21:10

#	User	Length	Language	Date
1	Peter Toso	682	Swift	2025-05-16 08:20:51

#	User	Length	Language	Date
1	Joel Martelleur	3601	TypeScript	2024-05-03 12:11:53

Solution running time distribution