Problem A
Mult! — Problem Statistics

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Submissions	3973
Accepted submissions	2192
Submission ratio	55.17%
Authors	2171
Full solves [?]	2013
Full solve Ratio	92.72%

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-09-05 20:35:16
2	Thomas Feld	0.01 s	Bash	2023-09-07 13:10:04
3	Chenzhang Hu	0.06 s	Bash	2023-09-27 14:40:37

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	C#	2022-01-27 00:26:13
2	Adrian Bay Dorph	0.02 s	C#	2022-01-29 14:14:11
3	Henrik Hallbert	0.02 s	C#	2022-01-30 10:16:34
4	Mikael Fiala-Lundström	0.02 s	C#	2022-01-30 15:43:29
5	Victor Hultén Mattsson	0.02 s	C#	2022-02-08 12:00:14
6	Kristoffer Højelse	0.02 s	C#	2022-02-11 16:21:21
7	Simon Johann Skødt	0.02 s	C#	2022-02-11 17:28:54
8	Yuwono Bangun Nagoro	0.02 s	C#	2022-03-18 14:01:54
9	Gustav Junedahl	0.02 s	C#	2022-04-24 11:02:22
10	Eric Weiss	0.02 s	C#	2022-06-20 21:34:47

#	User	Runtime	Language	Date
1	Tim Mondorf	0.04 s	F#	2022-02-11 16:47:30
2	Jacob Harris Cryer Kragh	0.04 s	F#	2022-07-03 19:15:08
3	Jamin Wu	0.08 s	F#	2023-09-08 23:48:36

#	User	Runtime	Language	Date
1	Bjørn Dons	0.07 s	Go	2022-01-26 21:23:35
2	Albert Rise Nielsen	0.07 s	Go	2022-02-11 16:11:19
3	Norbert Voelker	0.08 s	Go	2022-01-26 01:02:55
4	Markus Johansen	0.08 s	Go	2022-02-11 16:25:43
5	arda atci	0.08 s	Go	2022-02-16 21:43:32
6	Resa Renaldy	0.08 s	Go	2022-03-21 10:32:13
7	Sergey Jakobsen	0.09 s	Go	2022-01-27 12:11:45

#	User	Runtime	Language	Date
1	Ng Tek In	0.00 s	Haskell	2022-08-09 17:52:48
2	vegard Jenslokken	0.00 s	Haskell	2022-08-23 01:51:50
3	Jan Hrček	0.00 s	Haskell	2022-09-04 09:57:50
4	Sebastian Banert	0.00 s	Haskell	2023-09-15 01:29:24
5	Mason Barnhill	0.00 s	Haskell	2023-09-15 23:49:50
6	Steinar Simonnes	0.00 s	Haskell	2023-10-30 18:02:34
7	Charley Sheaffer	0.00 s	Haskell	2023-11-03 06:13:29
8	Rudy Matela	0.00 s	Haskell	2024-04-21 17:27:25
9	Matthew Craven	0.01 s	Haskell	2022-01-22 20:40:37
10	Brent Yorgey	0.01 s	Haskell	2022-02-03 00:34:49

#	User	Runtime	Language	Date
1	Andrew Li	0.05 s	Java	2024-09-06 23:35:01
2	Crystal Sharpe	0.06 s	Java	2022-01-22 20:10:02
3	Sean Widjaja	0.06 s	Java	2022-01-22 20:21:14
4	Yunfan Wang	0.06 s	Java	2022-01-22 21:08:30
5	Sven Rönnbäck	0.06 s	Java	2022-01-27 23:01:46
6	Emil Bak-Møller	0.06 s	Java	2022-02-05 00:43:11
7	Asmus Tørsleff	0.06 s	Java	2022-02-11 16:16:04
8	Nicholas Bui	0.06 s	Java	2022-06-06 00:29:24
9	Kristoffer Borgstrøm	0.06 s	Java	2022-06-10 16:21:14
10	Mariann Løtvedt	0.06 s	Java	2022-07-24 12:38:41

#	User	Runtime	Language	Date
1	Gonçalo Novo	0.04 s	JavaScript (Node.js)	2025-07-24 20:33:19
2	Hidden user	0.05 s	JavaScript (Node.js)	2024-08-24 19:22:44
3	John	0.09 s	JavaScript (Node.js)	2022-07-16 02:39:09
4	Chris Wong	0.42 s	JavaScript (Node.js)	2022-01-28 23:33:43
5	Niamh Limerick	0.42 s	JavaScript (Node.js)	2022-02-13 02:18:19

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2022-01-27 11:18:23
2	Tyler VanHaren	0.02 s	JavaScript (SpiderMonkey)	2022-06-05 09:37:05
3	Håkan Lindahl	0.02 s	JavaScript (SpiderMonkey)	2022-06-16 21:09:23
4	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-01-10 16:58:11
5	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-07-31 21:34:37

#	User	Runtime	Language	Date
1	Timothy Gaede	0.57 s	Julia	2024-04-11 01:36:55

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.12 s	Kotlin	2022-01-22 20:24:20
2	Jacob Huebner	0.12 s	Kotlin	2022-01-26 06:13:47
3	Yang Tang	0.17 s	Kotlin	2023-06-13 03:56:36
4	Emil Wihlander	0.17 s	Kotlin	2023-07-25 22:09:21
5	Martijn Muijsers	0.18 s	Kotlin	2024-05-31 22:28:11
6	Troels Bjerre Lund	0.19 s	Kotlin	2022-02-12 21:48:06
7	Adam Rankin	0.19 s	Kotlin	2023-04-29 23:07:44
8	Troy Warmboe	0.20 s	Kotlin	2023-04-12 00:29:14
9	Zaw Myat	0.21 s	Kotlin	2024-02-01 18:27:42
10	Ola Sundell	0.22 s	Kotlin	2022-02-21 16:40:07

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2022-01-27 14:46:44
2	David Connolly	0.00 s	Pascal	2022-04-05 16:39:59

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2022-05-04 22:43:38
2	Andre Wahyudi	0.01 s	PHP	2022-10-25 10:21:09

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.02 s	Prolog	2023-02-08 01:15:54
2	Andriy Zyevakov	0.02 s	Prolog	2023-03-12 13:35:53

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.02 s	Python 2	2022-10-19 11:10:28
2	Yanmarshus Bachtiar	0.03 s	Python 2	2022-01-26 08:55:06
3	Gibransyah	0.03 s	Python 2	2022-03-13 14:09:26
4	Johan Lyts	0.04 s	Python 2	2022-01-29 21:11:59
5	Binh T Pham	0.04 s	Python 2	2022-04-30 19:30:39
6	Aris Maula Hermawan	0.04 s	Python 2	2023-12-05 15:44:40

#	User	Runtime	Language	Date
1	Christofer Hallberg	0.04 s	Python 3	2022-09-17 23:33:06
2	Hasan Kalzi	0.04 s	Python 3	2022-10-19 11:10:14
3	Morten Clausen	0.04 s	Python 3	2022-10-21 19:40:36
4	Ahmed Siadomar	0.04 s	Python 3	2024-09-28 18:24:45
5	Firman Syah	0.04 s	Python 3	2024-12-25 05:37:06
6	Rebecca Jackson	0.04 s	Python 3	2025-02-10 23:57:44
7	Tarik Benakezouh	0.04 s	Python 3	2025-06-15 06:51:35
8	Guotao Ma	0.04 s	Python 3	2025-06-28 02:12:45
9	Hidden user	0.04 s	Python 3	2025-07-26 12:42:28
10	Harald Langslet Kavli	0.04 s	Python 3	2025-07-30 14:22:34

#	User	Runtime	Language	Date
1	TobiasZ	0.05 s	Ruby	2022-01-26 21:16:07
2	Sarek Høverstad Skotåm	0.05 s	Ruby	2022-02-02 11:59:26
3	Thomas Feld	0.06 s	Ruby	2022-11-08 15:25:51
4	Eugen Neagoe	0.06 s	Ruby	2023-04-08 04:35:41
5	Sabina Dahal	0.06 s	Ruby	2025-05-14 22:52:32
6	Chenzhang Hu	0.14 s	Ruby	2025-09-22 18:28:40

#	User	Runtime	Language	Date
1	Soren Basnet	0.04 s	TypeScript	2025-05-16 23:17:34
2	Shulei Wang	0.05 s	TypeScript	2025-05-16 23:33:50

#	User	Length	Language	Date
1	Danny Robinson	41	Bash	2023-09-05 20:35:16
2	Thomas Feld	43	Bash	2023-09-11 16:00:59
3	Chenzhang Hu	45	Bash	2025-09-13 04:03:41

#	User	Length	Language	Date
1	Matthew Weston	228	C	2022-01-26 15:37:14
2	Billal Cahya Nugraha	286	C	2023-12-05 13:08:46
3	Matthew Hartono	288	C	2022-08-09 20:17:13
4	Berrig	296	C	2022-02-11 16:49:30
5	Hidden user	306	C	2024-10-03 05:01:39
6	Andrew Roberts	313	C	2022-05-22 22:23:29
7	Hidden user	334	C	2023-07-04 03:02:03
8	Ezra Azarya Putra	335	C	2023-12-05 11:53:51
9	Lutter Kurniawan Tanujaya	346	C	2023-12-05 13:19:04
10	Emily Hill	349	C	2023-09-08 19:13:06

#	User	Length	Language	Date
1	Kristoffer Højelse	516	C#	2022-02-11 16:21:21
2	Eric Weiss	553	C#	2022-06-20 21:34:47
3	Gustav Junedahl	597	C#	2022-04-24 11:02:22
4	Victor Hultén Mattsson	617	C#	2022-02-08 12:00:14
5	Hidden user	619	C#	2022-01-27 00:26:13
6	Mikael Fiala-Lundström	627	C#	2022-01-30 15:43:29
7	Adrian Bay Dorph	633	C#	2022-02-11 16:04:33
8	Simon Johann Skødt	656	C#	2022-02-11 17:28:54
9	Umar Rasyid	666	C#	2025-04-03 02:39:22
10	Henrik Hallbert	669	C#	2022-01-30 10:16:34

#	User	Length	Language	Date
1	Nicole Yang	200	C++	2023-12-09 08:35:39
2	張軒	200	C++	2024-12-12 16:16:46
3	蔡童彥	201	C++	2024-12-15 07:38:10
4	Oliver Ruste Jahren	205	C++	2023-07-30 16:57:22
5	Yeung Man Tsung	211	C++	2022-11-18 15:57:23
6	Đậu Huy Minh	213	C++	2022-10-13 06:18:44
7	blablabla	218	C++	2022-05-18 22:29:34
8	Botos Madalina	218	C++	2022-05-18 22:35:15
9	程睿	218	C++	2024-12-01 04:07:08
10	Agnieszka Calkowska	220	C++	2024-01-07 04:40:12

#	User	Length	Language	Date
1	Jamin Wu	344	F#	2023-09-08 23:48:36
2	Jacob Harris Cryer Kragh	395	F#	2022-07-03 19:15:08
3	Tim Mondorf	445	F#	2022-02-11 16:47:30

#	User	Length	Language	Date
1	Markus Johansen	244	Go	2022-02-11 16:25:43
2	arda atci	264	Go	2022-02-16 21:43:32
3	Sergey Jakobsen	329	Go	2022-01-27 12:11:45
4	Bjørn Dons	396	Go	2022-01-26 21:23:35
5	Resa Renaldy	452	Go	2022-03-21 10:32:13
6	Norbert Voelker	516	Go	2022-01-26 01:02:55
7	Albert Rise Nielsen	1677	Go	2022-02-11 16:11:19

#	User	Length	Language	Date
1	Sebastian Banert	190	Haskell	2023-09-15 01:29:24
2	Mason Barnhill	214	Haskell	2023-09-15 23:49:50
3	Rudy Matela	223	Haskell	2024-10-01 14:06:18
4	Steinar Simonnes	271	Haskell	2023-10-30 18:02:34
5	Charley Sheaffer	331	Haskell	2023-11-03 06:13:29
6	vegard Jenslokken	347	Haskell	2022-08-23 01:51:50
7	Øyvind Almli	397	Haskell	2022-03-18 13:47:23
8	Ola Berglund	409	Haskell	2024-10-16 21:16:35
9	Jan Hrček	415	Haskell	2022-09-04 09:57:50
10	Ng Tek In	435	Haskell	2022-08-09 17:52:48

#	User	Length	Language	Date
1	Hidden user	272	Java	2025-06-01 11:11:04
2	Anton Sandin	324	Java	2022-04-27 18:23:31
3	Chris Gittings	332	Java	2022-01-22 20:24:49
4	Brennan Cleland	348	Java	2022-10-07 01:23:25
5	Danil Braun	354	Java	2022-12-05 04:06:44
6	Nihal Shivannagari	359	Java	2022-01-22 21:27:23
7	Stephen Young	369	Java	2023-01-21 00:42:56
8	Khushmn Sangha	371	Java	2024-12-19 15:12:34
9	David Allen	373	Java	2022-01-22 21:46:01
10	Jason Liu	375	Java	2023-04-29 17:33:08

#	User	Length	Language	Date
1	Gonçalo Novo	412	JavaScript (Node.js)	2025-07-24 20:33:19
2	Hidden user	521	JavaScript (Node.js)	2023-08-26 04:09:13
3	Niamh Limerick	667	JavaScript (Node.js)	2022-02-13 02:18:19
4	Chris Wong	777	JavaScript (Node.js)	2022-01-28 23:33:43
5	John	877	JavaScript (Node.js)	2022-07-16 02:39:09

#	User	Length	Language	Date
1	Jimmy Gustafsson	84	JavaScript (SpiderMonkey)	2024-07-31 21:34:37
2	Håkan Lindahl	209	JavaScript (SpiderMonkey)	2022-06-16 21:09:23
3	Christian Pilegaard Cederquist	211	JavaScript (SpiderMonkey)	2023-01-10 16:58:11
4	Tyler VanHaren	228	JavaScript (SpiderMonkey)	2022-06-05 09:37:05
5	Bjørn Chr. Soltvedt	446	JavaScript (SpiderMonkey)	2022-01-27 11:18:23

#	User	Length	Language	Date
1	Timothy Gaede	754	Julia	2024-04-11 01:36:55

#	User	Length	Language	Date
1	Troels Bjerre Lund	219	Kotlin	2022-02-12 21:48:06
2	Yang Tang	258	Kotlin	2023-06-13 03:56:36
3	Emil Wihlander	376	Kotlin	2023-07-25 22:09:21
4	Adam Rankin	450	Kotlin	2023-04-29 23:07:44
5	Troy Warmboe	452	Kotlin	2023-04-12 00:29:14
6	Jacob Huebner	457	Kotlin	2022-01-26 06:13:47
7	Zaw Myat	574	Kotlin	2024-02-01 18:27:42
8	Martijn Muijsers	691	Kotlin	2024-05-31 22:28:11
9	Ola Sundell	1032	Kotlin	2022-02-21 16:40:07
10	Nicholas Johnson	2180	Kotlin	2022-01-22 20:24:20

#	User	Length	Language	Date
1	David Connolly	291	Pascal	2022-04-05 16:39:59
2	Ingemar Ragnemalm	402	Pascal	2022-01-27 14:46:44

#	User	Length	Language	Date
1	Renate	407	PHP	2022-05-04 22:43:38
2	Andre Wahyudi	699	PHP	2022-10-25 10:21:09

#	User	Length	Language	Date
1	Hakan Kjellerstrand	259	Prolog	2023-02-08 01:15:54
2	Andriy Zyevakov	428	Prolog	2023-03-12 13:35:53

#	User	Length	Language	Date
1	Yanmarshus Bachtiar	222	Python 2	2022-01-26 08:55:06
2	Johan Lyts	265	Python 2	2022-01-29 21:11:59
3	Binh T Pham	272	Python 2	2022-04-30 19:30:39
4	Aris Maula Hermawan	272	Python 2	2023-12-05 15:44:40
5	Hasan Kalzi	453	Python 2	2022-10-19 11:10:28
6	Gibransyah	469	Python 2	2022-03-13 14:09:26

#	User	Length	Language	Date
1	Clement Oh	84	Python 3	2023-05-18 07:00:42
2	Josh Taylor	94	Python 3	2023-07-03 21:00:58
3	Hidden user	106	Python 3	2022-01-22 20:09:55
4	Tai Tze Kin	106	Python 3	2024-05-06 10:11:36
5	Morten Clausen	111	Python 3	2022-10-21 19:40:36
6	Thomas Feld	115	Python 3	2022-08-25 10:43:02
7	Harry Zhang	115	Python 3	2022-11-24 15:14:38
8	benoit belasco	128	Python 3	2023-07-26 20:55:11
9	David Joy	130	Python 3	2023-02-02 01:29:33
10	Tan Yi Long	130	Python 3	2025-04-19 19:09:16

#	User	Length	Language	Date
1	Thomas Feld	47	Ruby	2022-11-08 15:25:51
2	Chenzhang Hu	138	Ruby	2025-09-22 18:28:40
3	Eugen Neagoe	156	Ruby	2023-04-08 04:35:41
4	TobiasZ	189	Ruby	2022-01-26 21:16:07
5	Sarek Høverstad Skotåm	212	Ruby	2022-02-02 11:59:26
6	Sabina Dahal	338	Ruby	2025-05-14 22:52:32

#	User	Length	Language	Date
1	Pankajkumar Patro	453	Rust	2025-06-14 20:14:13
2	Zachary DeStefano	485	Rust	2024-07-08 23:20:06
3	David Rasch	507	Rust	2022-06-15 14:54:03
4	Vincent Lagerros	527	Rust	2025-06-20 01:08:50
5	Bas Dirks	622	Rust	2022-01-26 08:27:54
6	Mileta Mitrovic	671	Rust	2022-01-27 21:58:06
7	Isak Jägberg	683	Rust	2022-01-28 14:15:15
8	Alex Helmersson	721	Rust	2023-08-29 16:26:06
9	Simon Kjær	897	Rust	2025-09-27 22:43:21
10	Alice Ryhl	943	Rust	2022-02-11 16:43:37

#	User	Length	Language	Date
1	Soren Basnet	577	TypeScript	2025-05-16 23:17:34
2	Shulei Wang	797	TypeScript	2025-05-16 23:33:50

Solution running time distribution