Problem A
Mult! — Problem Statistics

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Submissions	3978
Accepted submissions	2196
Submission ratio	55.20%
Authors	2175
Full solves [?]	2017
Full solve Ratio	92.74%

#	User	Runtime	Language	Date
1	Danny Robinson	0.01 s	Bash	2023-09-05 18:35:16
2	Thomas Feld	0.01 s	Bash	2023-09-07 11:10:04
3	Chenzhang Hu	0.06 s	Bash	2023-09-27 12:40:37

#	User	Runtime	Language	Date
1	Hidden user	0.02 s	C#	2022-01-26 23:26:13
2	Adrian Bay Dorph	0.02 s	C#	2022-01-29 13:14:11
3	Henrik Hallbert	0.02 s	C#	2022-01-30 09:16:34
4	Mikael Fiala-Lundström	0.02 s	C#	2022-01-30 14:43:29
5	Victor Hultén Mattsson	0.02 s	C#	2022-02-08 11:00:14
6	Kristoffer Højelse	0.02 s	C#	2022-02-11 15:21:21
7	Simon Johann Skødt	0.02 s	C#	2022-02-11 16:28:54
8	Yuwono Bangun Nagoro	0.02 s	C#	2022-03-18 13:01:54
9	Gustav Junedahl	0.02 s	C#	2022-04-24 09:02:22
10	Eric Weiss	0.02 s	C#	2022-06-20 19:34:47

#	User	Runtime	Language	Date
1	Tim Mondorf	0.04 s	F#	2022-02-11 15:47:30
2	Jacob Harris Cryer Kragh	0.04 s	F#	2022-07-03 17:15:08
3	Jamin Wu	0.08 s	F#	2023-09-08 21:48:36

#	User	Runtime	Language	Date
1	Bjørn Dons	0.07 s	Go	2022-01-26 20:23:35
2	Albert Rise Nielsen	0.07 s	Go	2022-02-11 15:11:19
3	Norbert Voelker	0.08 s	Go	2022-01-26 00:02:55
4	Markus Johansen	0.08 s	Go	2022-02-11 15:25:43
5	arda atci	0.08 s	Go	2022-02-16 20:43:32
6	Resa Renaldy	0.08 s	Go	2022-03-21 09:32:13
7	Sergey Jakobsen	0.09 s	Go	2022-01-27 11:11:45

#	User	Runtime	Language	Date
1	Ng Tek In	0.00 s	Haskell	2022-08-09 15:52:48
2	vegard Jenslokken	0.00 s	Haskell	2022-08-22 23:51:50
3	Jan Hrček	0.00 s	Haskell	2022-09-04 07:57:50
4	Sebastian Banert	0.00 s	Haskell	2023-09-14 23:29:24
5	Mason Barnhill	0.00 s	Haskell	2023-09-15 21:49:50
6	Steinar Simonnes	0.00 s	Haskell	2023-10-30 17:02:34
7	Charley Sheaffer	0.00 s	Haskell	2023-11-03 05:13:29
8	Rudy Matela	0.00 s	Haskell	2024-04-21 15:27:25
9	Matthew Craven	0.01 s	Haskell	2022-01-22 19:40:37
10	Brent Yorgey	0.01 s	Haskell	2022-02-02 23:34:49

#	User	Runtime	Language	Date
1	Andrew Li	0.05 s	Java	2024-09-06 21:35:01
2	Crystal Sharpe	0.06 s	Java	2022-01-22 19:10:02
3	Sean Widjaja	0.06 s	Java	2022-01-22 19:21:14
4	Yunfan Wang	0.06 s	Java	2022-01-22 20:08:30
5	Sven Rönnbäck	0.06 s	Java	2022-01-27 22:01:46
6	Emil Bak-Møller	0.06 s	Java	2022-02-04 23:43:11
7	Asmus Tørsleff	0.06 s	Java	2022-02-11 15:16:04
8	Nicholas Bui	0.06 s	Java	2022-06-05 22:29:24
9	Kristoffer Borgstrøm	0.06 s	Java	2022-06-10 14:21:14
10	Mariann Løtvedt	0.06 s	Java	2022-07-24 10:38:41

#	User	Runtime	Language	Date
1	Gonçalo Novo	0.04 s	JavaScript (Node.js)	2025-07-24 18:33:19
2	Hidden user	0.05 s	JavaScript (Node.js)	2024-08-24 17:22:44
3	John	0.09 s	JavaScript (Node.js)	2022-07-16 00:39:09
4	Chris Wong	0.42 s	JavaScript (Node.js)	2022-01-28 22:33:43
5	Niamh Limerick	0.42 s	JavaScript (Node.js)	2022-02-13 01:18:19

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2022-01-27 10:18:23
2	Tyler VanHaren	0.02 s	JavaScript (SpiderMonkey)	2022-06-05 07:37:05
3	Håkan Lindahl	0.02 s	JavaScript (SpiderMonkey)	2022-06-16 19:09:23
4	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-01-10 15:58:11
5	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-07-31 19:34:37

#	User	Runtime	Language	Date
1	Timothy Gaede	0.57 s	Julia	2024-04-10 23:36:55

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.12 s	Kotlin	2022-01-22 19:24:20
2	Jacob Huebner	0.12 s	Kotlin	2022-01-26 05:13:47
3	Yang Tang	0.17 s	Kotlin	2023-06-13 01:56:36
4	Emil Wihlander	0.17 s	Kotlin	2023-07-25 20:09:21
5	Martijn Muijsers	0.18 s	Kotlin	2024-05-31 20:28:11
6	Troels Bjerre Lund	0.19 s	Kotlin	2022-02-12 20:48:06
7	Adam Rankin	0.19 s	Kotlin	2023-04-29 21:07:44
8	Troy Warmboe	0.20 s	Kotlin	2023-04-11 22:29:14
9	Zaw Myat	0.21 s	Kotlin	2024-02-01 17:27:42
10	Ola Sundell	0.22 s	Kotlin	2022-02-21 15:40:07

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2022-01-27 13:46:44
2	David Connolly	0.00 s	Pascal	2022-04-05 14:39:59

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2022-05-04 20:43:38
2	Andre Wahyudi	0.01 s	PHP	2022-10-25 08:21:09

#	User	Runtime	Language	Date
1	Hakan Kjellerstrand	0.02 s	Prolog	2023-02-08 00:15:54
2	Andriy Zyevakov	0.02 s	Prolog	2023-03-12 12:35:53

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.02 s	Python 2	2022-10-19 09:10:28
2	Yanmarshus Bachtiar	0.03 s	Python 2	2022-01-26 07:55:06
3	Gibransyah	0.03 s	Python 2	2022-03-13 13:09:26
4	Johan Lyts	0.04 s	Python 2	2022-01-29 20:11:59
5	Binh T Pham	0.04 s	Python 2	2022-04-30 17:30:39
6	Aris Maula Hermawan	0.04 s	Python 2	2023-12-05 14:44:40

#	User	Runtime	Language	Date
1	Christofer Hallberg	0.04 s	Python 3	2022-09-17 21:33:06
2	Hasan Kalzi	0.04 s	Python 3	2022-10-19 09:10:14
3	Morten Clausen	0.04 s	Python 3	2022-10-21 17:40:36
4	Ahmed Siadomar	0.04 s	Python 3	2024-09-28 16:24:45
5	Firman Syah	0.04 s	Python 3	2024-12-25 04:37:06
6	Rebecca Jackson	0.04 s	Python 3	2025-02-10 22:57:44
7	Tarik Benakezouh	0.04 s	Python 3	2025-06-15 04:51:35
8	Guotao Ma	0.04 s	Python 3	2025-06-28 00:12:45
9	Hidden user	0.04 s	Python 3	2025-07-26 10:42:28
10	Harald Langslet Kavli	0.04 s	Python 3	2025-07-30 12:22:34

#	User	Runtime	Language	Date
1	TobiasZ	0.05 s	Ruby	2022-01-26 20:16:07
2	Sarek Høverstad Skotåm	0.05 s	Ruby	2022-02-02 10:59:26
3	Thomas Feld	0.06 s	Ruby	2022-11-08 14:25:51
4	Eugen Neagoe	0.06 s	Ruby	2023-04-08 02:35:41
5	Sabina Dahal	0.06 s	Ruby	2025-05-14 20:52:32
6	Chenzhang Hu	0.14 s	Ruby	2025-09-22 16:28:40

#	User	Runtime	Language	Date
1	Soren Basnet	0.04 s	TypeScript	2025-05-16 21:17:34
2	Shulei Wang	0.05 s	TypeScript	2025-05-16 21:33:50

#	User	Length	Language	Date
1	Danny Robinson	41	Bash	2023-09-05 18:35:16
2	Thomas Feld	43	Bash	2023-09-11 14:00:59
3	Chenzhang Hu	45	Bash	2025-09-13 02:03:41

#	User	Length	Language	Date
1	Matthew Weston	228	C	2022-01-26 14:37:14
2	Billal Cahya Nugraha	286	C	2023-12-05 12:08:46
3	Matthew Hartono	288	C	2022-08-09 18:17:13
4	Berrig	296	C	2022-02-11 15:49:30
5	Hidden user	306	C	2024-10-03 03:01:39
6	Andrew Roberts	313	C	2022-05-22 20:23:29
7	Hidden user	334	C	2023-07-04 01:02:03
8	Ezra Azarya Putra	335	C	2023-12-05 10:53:51
9	Lutter Kurniawan Tanujaya	346	C	2023-12-05 12:19:04
10	Emily Hill	349	C	2023-09-08 17:13:06

#	User	Length	Language	Date
1	Kristoffer Højelse	516	C#	2022-02-11 15:21:21
2	Eric Weiss	553	C#	2022-06-20 19:34:47
3	Gustav Junedahl	597	C#	2022-04-24 09:02:22
4	Victor Hultén Mattsson	617	C#	2022-02-08 11:00:14
5	Hidden user	619	C#	2022-01-26 23:26:13
6	Mikael Fiala-Lundström	627	C#	2022-01-30 14:43:29
7	Adrian Bay Dorph	633	C#	2022-02-11 15:04:33
8	Simon Johann Skødt	656	C#	2022-02-11 16:28:54
9	Umar Rasyid	666	C#	2025-04-03 00:39:22
10	Henrik Hallbert	669	C#	2022-01-30 09:16:34

#	User	Length	Language	Date
1	Nicole Yang	200	C++	2023-12-09 07:35:39
2	張軒	200	C++	2024-12-12 15:16:46
3	蔡童彥	201	C++	2024-12-15 06:38:10
4	Oliver Ruste Jahren	205	C++	2023-07-30 14:57:22
5	Yeung Man Tsung	211	C++	2022-11-18 14:57:23
6	Đậu Huy Minh	213	C++	2022-10-13 04:18:44
7	blablabla	218	C++	2022-05-18 20:29:34
8	Botos Madalina	218	C++	2022-05-18 20:35:15
9	程睿	218	C++	2024-12-01 03:07:08
10	Agnieszka Calkowska	220	C++	2024-01-07 03:40:12

#	User	Length	Language	Date
1	Jamin Wu	344	F#	2023-09-08 21:48:36
2	Jacob Harris Cryer Kragh	395	F#	2022-07-03 17:15:08
3	Tim Mondorf	445	F#	2022-02-11 15:47:30

#	User	Length	Language	Date
1	Markus Johansen	244	Go	2022-02-11 15:25:43
2	arda atci	264	Go	2022-02-16 20:43:32
3	Sergey Jakobsen	329	Go	2022-01-27 11:11:45
4	Bjørn Dons	396	Go	2022-01-26 20:23:35
5	Resa Renaldy	452	Go	2022-03-21 09:32:13
6	Norbert Voelker	516	Go	2022-01-26 00:02:55
7	Albert Rise Nielsen	1677	Go	2022-02-11 15:11:19

#	User	Length	Language	Date
1	Sebastian Banert	190	Haskell	2023-09-14 23:29:24
2	Mason Barnhill	214	Haskell	2023-09-15 21:49:50
3	Rudy Matela	223	Haskell	2024-10-01 12:06:18
4	Steinar Simonnes	271	Haskell	2023-10-30 17:02:34
5	Charley Sheaffer	331	Haskell	2023-11-03 05:13:29
6	vegard Jenslokken	347	Haskell	2022-08-22 23:51:50
7	Øyvind Almli	397	Haskell	2022-03-18 12:47:23
8	Ola Berglund	409	Haskell	2024-10-16 19:16:35
9	Jan Hrček	415	Haskell	2022-09-04 07:57:50
10	Ng Tek In	435	Haskell	2022-08-09 15:52:48

#	User	Length	Language	Date
1	Hidden user	272	Java	2025-06-01 09:11:04
2	Anton Sandin	324	Java	2022-04-27 16:23:31
3	Chris Gittings	332	Java	2022-01-22 19:24:49
4	Brennan Cleland	348	Java	2022-10-06 23:23:25
5	Danil Braun	354	Java	2022-12-05 03:06:44
6	Nihal Shivannagari	359	Java	2022-01-22 20:27:23
7	Stephen Young	369	Java	2023-01-20 23:42:56
8	Khushmn Sangha	371	Java	2024-12-19 14:12:34
9	David Allen	373	Java	2022-01-22 20:46:01
10	Jason Liu	375	Java	2023-04-29 15:33:08

#	User	Length	Language	Date
1	Gonçalo Novo	412	JavaScript (Node.js)	2025-07-24 18:33:19
2	Hidden user	521	JavaScript (Node.js)	2023-08-26 02:09:13
3	Niamh Limerick	667	JavaScript (Node.js)	2022-02-13 01:18:19
4	Chris Wong	777	JavaScript (Node.js)	2022-01-28 22:33:43
5	John	877	JavaScript (Node.js)	2022-07-16 00:39:09

#	User	Length	Language	Date
1	Jimmy Gustafsson	84	JavaScript (SpiderMonkey)	2024-07-31 19:34:37
2	Håkan Lindahl	209	JavaScript (SpiderMonkey)	2022-06-16 19:09:23
3	Christian Pilegaard Cederquist	211	JavaScript (SpiderMonkey)	2023-01-10 15:58:11
4	Tyler VanHaren	228	JavaScript (SpiderMonkey)	2022-06-05 07:37:05
5	Bjørn Chr. Soltvedt	446	JavaScript (SpiderMonkey)	2022-01-27 10:18:23

#	User	Length	Language	Date
1	Timothy Gaede	754	Julia	2024-04-10 23:36:55

#	User	Length	Language	Date
1	Troels Bjerre Lund	219	Kotlin	2022-02-12 20:48:06
2	Yang Tang	258	Kotlin	2023-06-13 01:56:36
3	Emil Wihlander	376	Kotlin	2023-07-25 20:09:21
4	Adam Rankin	450	Kotlin	2023-04-29 21:07:44
5	Troy Warmboe	452	Kotlin	2023-04-11 22:29:14
6	Jacob Huebner	457	Kotlin	2022-01-26 05:13:47
7	Zaw Myat	574	Kotlin	2024-02-01 17:27:42
8	Martijn Muijsers	691	Kotlin	2024-05-31 20:28:11
9	Ola Sundell	1032	Kotlin	2022-02-21 15:40:07
10	Nicholas Johnson	2180	Kotlin	2022-01-22 19:24:20

#	User	Length	Language	Date
1	David Connolly	291	Pascal	2022-04-05 14:39:59
2	Ingemar Ragnemalm	402	Pascal	2022-01-27 13:46:44

#	User	Length	Language	Date
1	Renate	407	PHP	2022-05-04 20:43:38
2	Andre Wahyudi	699	PHP	2022-10-25 08:21:09

#	User	Length	Language	Date
1	Hakan Kjellerstrand	259	Prolog	2023-02-08 00:15:54
2	Andriy Zyevakov	428	Prolog	2023-03-12 12:35:53

#	User	Length	Language	Date
1	Yanmarshus Bachtiar	222	Python 2	2022-01-26 07:55:06
2	Johan Lyts	265	Python 2	2022-01-29 20:11:59
3	Binh T Pham	272	Python 2	2022-04-30 17:30:39
4	Aris Maula Hermawan	272	Python 2	2023-12-05 14:44:40
5	Hasan Kalzi	453	Python 2	2022-10-19 09:10:28
6	Gibransyah	469	Python 2	2022-03-13 13:09:26

#	User	Length	Language	Date
1	Clement Oh	84	Python 3	2023-05-18 05:00:42
2	Josh Taylor	94	Python 3	2023-07-03 19:00:58
3	Hidden user	106	Python 3	2022-01-22 19:09:55
4	Tai Tze Kin	106	Python 3	2024-05-06 08:11:36
5	Morten Clausen	111	Python 3	2022-10-21 17:40:36
6	Thomas Feld	115	Python 3	2022-08-25 08:43:02
7	Harry Zhang	115	Python 3	2022-11-24 14:14:38
8	benoit belasco	128	Python 3	2023-07-26 18:55:11
9	David Joy	130	Python 3	2023-02-02 00:29:33
10	Tan Yi Long	130	Python 3	2025-04-19 17:09:16

#	User	Length	Language	Date
1	Thomas Feld	47	Ruby	2022-11-08 14:25:51
2	Chenzhang Hu	138	Ruby	2025-09-22 16:28:40
3	Eugen Neagoe	156	Ruby	2023-04-08 02:35:41
4	TobiasZ	189	Ruby	2022-01-26 20:16:07
5	Sarek Høverstad Skotåm	212	Ruby	2022-02-02 10:59:26
6	Sabina Dahal	338	Ruby	2025-05-14 20:52:32

#	User	Length	Language	Date
1	Pankajkumar Patro	453	Rust	2025-06-14 18:14:13
2	Zachary DeStefano	485	Rust	2024-07-08 21:20:06
3	David Rasch	507	Rust	2022-06-15 12:54:03
4	Vincent Lagerros	527	Rust	2025-06-19 23:08:50
5	Bas Dirks	622	Rust	2022-01-26 07:27:54
6	Mileta Mitrovic	671	Rust	2022-01-27 20:58:06
7	Isak Jägberg	683	Rust	2022-01-28 13:15:15
8	Alex Helmersson	721	Rust	2023-08-29 14:26:06
9	Simon Kjær	897	Rust	2025-09-27 20:43:21
10	Alice Ryhl	943	Rust	2022-02-11 15:43:37

#	User	Length	Language	Date
1	Soren Basnet	577	TypeScript	2025-05-16 21:17:34
2	Shulei Wang	797	TypeScript	2025-05-16 21:33:50

Solution running time distribution