Problem A
Mosquito Multiplication — Problem Statistics

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Submissions	2870
Accepted submissions	1653
Submission ratio	57.60%
Authors	1590
Full solves [?]	1499
Full solve Ratio	94.28%

#	User	Runtime	Language	Date
1	Thomas Feld	0.13 s	Bash	2023-10-12 12:25:03
2	Danny Robinson	0.17 s	Bash	2023-09-29 05:12:08

#	User	Runtime	Language	Date
1	masosz	0.02 s	C#	2015-03-27 22:25:54
2	Daniel Jansson	0.02 s	C#	2016-02-18 18:42:54
3	Andreas Jansson	0.02 s	C#	2016-02-29 17:12:44
4	Robert Low	0.02 s	C#	2016-07-15 14:49:55
5	Duelene Olson	0.02 s	C#	2016-11-21 20:55:55
6	Jens Mossig	0.02 s	C#	2017-02-20 21:06:22
7	Doug Goodman	0.02 s	C#	2018-03-09 23:17:23
8	Viktor Máni Mönster	0.02 s	C#	2018-07-21 22:01:43
9	Dan Wolff	0.02 s	C#	2018-10-10 19:26:26
10	Thomas Norris	0.03 s	C#	2020-01-07 19:50:14

#	User	Runtime	Language	Date
1	David Cawthon	0.02 s	Common Lisp	2020-09-13 07:05:28

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.05 s	F#	2022-07-31 08:46:49

#	User	Runtime	Language	Date
1	Husain Satan	0.01 s	Go	2023-12-25 06:42:20
2	Nathan Lee	0.01 s	Go	2025-09-10 22:47:18
3	Junsong Yang	0.02 s	Go	2019-09-27 14:50:23
4	Sander Hellesø	0.07 s	Go	2019-04-20 08:55:41
5	Norbert Voelker	0.08 s	Go	2021-04-23 17:59:44
6	Anthony Alves	0.09 s	Go	2018-02-04 05:42:19
7	Hidden user	0.13 s	Go	2016-08-28 02:35:45

#	User	Runtime	Language	Date
1	David Wärn	0.01 s	Haskell	2015-06-01 16:06:42
2	Christian Leipe	0.01 s	Haskell	2015-11-01 17:11:03
3	Peter Deal	0.01 s	Haskell	2016-05-13 23:54:41
4	Rafael Gonzalez Lopez	0.01 s	Haskell	2017-03-10 20:31:44
5	Brent Yorgey	0.01 s	Haskell	2017-10-13 05:49:54
6	Esther Chong	0.01 s	Haskell	2017-11-17 06:00:21
7	Matthew Johnson	0.01 s	Haskell	2018-03-15 04:21:14
8	Llaurence Git	0.01 s	Haskell	2018-11-09 09:25:52
9	Daniel Cabral	0.01 s	Haskell	2020-01-21 05:41:14
10	Jan Hrček	0.01 s	Haskell	2021-03-08 16:00:51

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.06 s	Java	2022-07-04 23:13:14
2	José Vander Meulen	0.07 s	Java	2018-11-17 10:28:13
3	Hidden user	0.08 s	Java	2015-10-24 05:14:33
4	Michael Sullivan	0.08 s	Java	2016-01-02 04:36:18
5	Terrence Park	0.08 s	Java	2016-01-08 09:11:00
6	Eskil Jarlskog	0.08 s	Java	2016-01-29 22:39:49
7	Omar Brome	0.08 s	Java	2016-04-12 13:52:59
8	Hidden user	0.08 s	Java	2016-05-04 22:14:32
9	Lee Wei Hong	0.08 s	Java	2016-05-18 08:33:10
10	Orestis Foufris	0.08 s	Java	2016-07-10 20:52:12

#	User	Runtime	Language	Date
1	Carl Sundvall	0.08 s	JavaScript (Node.js)	2018-10-27 21:48:09
2	Thomas Kobak	0.08 s	JavaScript (Node.js)	2019-02-16 01:12:21
3	Gurpartap Singh Bhatti	0.08 s	JavaScript (Node.js)	2019-03-21 08:55:36
4	John	0.13 s	JavaScript (Node.js)	2022-07-28 01:03:55
5	José Lucas	0.46 s	JavaScript (Node.js)	2019-12-13 23:23:40
6	Andoko Chandra	0.46 s	JavaScript (Node.js)	2020-10-18 20:25:15
7	Chris Wong	0.54 s	JavaScript (Node.js)	2021-03-05 11:21:26

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2016-02-20 16:04:04
2	Peter Kedemo	0.03 s	JavaScript (SpiderMonkey)	2016-02-20 21:47:53
3	Peter Menyes	0.03 s	JavaScript (SpiderMonkey)	2021-08-24 20:06:12
4	Isaac Saffold	0.04 s	JavaScript (SpiderMonkey)	2018-08-11 01:38:19
5	Christian Pilegaard Cederquist	0.05 s	JavaScript (SpiderMonkey)	2023-01-12 00:37:03
6	Jimmy Gustafsson	0.05 s	JavaScript (SpiderMonkey)	2024-07-24 23:04:32

#	User	Runtime	Language	Date
1	Timothy Gaede	0.58 s	Julia	2024-05-19 02:48:19
2	Danny Robinson	0.64 s	Julia	2023-09-29 05:11:43

#	User	Runtime	Language	Date
1	Jacob Huebner	0.16 s	Kotlin	2020-04-27 05:33:21
2	Neil Harmon	0.20 s	Kotlin	2019-05-06 12:58:19
3	Adam Rankin	0.24 s	Kotlin	2023-05-09 03:53:28
4	Mike Wilkes	0.26 s	Kotlin	2018-02-19 20:18:22
5	Dayan Ruben Gonzalez	0.27 s	Kotlin	2020-09-28 15:19:21
6	Dmitry Shostak	0.34 s	Kotlin	2019-09-14 07:09:59
7	Einar Kjellback	0.34 s	Kotlin	2020-01-20 21:38:00

#	User	Runtime	Language	Date
1	Silvena Lam	0.02 s	PHP	2016-02-11 10:44:35
2	cojonas1	0.02 s	PHP	2021-03-17 15:10:00
3	Renate	0.02 s	PHP	2023-08-13 00:20:18

#	User	Runtime	Language	Date
1	Danny Robinson	0.05 s	Prolog	2023-09-29 04:35:33

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.04 s	Python 2	2015-04-29 22:30:53
2	Oskar Haarklou Veileborg	0.04 s	Python 2	2015-10-23 23:06:00
3	Nick Wu	0.04 s	Python 2	2015-10-24 06:46:37
4	Team Baud	0.04 s	Python 2	2015-11-10 17:32:33
5	Hidden user	0.04 s	Python 2	2015-12-22 19:27:05
6	Urban Pettersson	0.04 s	Python 2	2016-02-15 17:24:41
7	Alexander Teno	0.04 s	Python 2	2016-02-24 16:43:42
8	Scott Handelman	0.04 s	Python 2	2016-04-19 03:31:57
9	Alvaro Silvino	0.04 s	Python 2	2016-04-20 23:17:41
10	Hasan Ramezani	0.04 s	Python 2	2016-07-01 16:35:15

#	User	Runtime	Language	Date
1	Evimar Principal de Soto	0.02 s	Python 3	2017-09-04 00:54:57
2	Yang Li	0.02 s	Python 3	2018-04-20 22:59:44
3	Wayne	0.03 s	Python 3	2016-01-28 18:50:23
4	Fredrik Bondza	0.03 s	Python 3	2016-09-17 14:37:11
5	Francisco Martín Mateos	0.03 s	Python 3	2017-03-31 08:56:38
6	Sebastian Fredriksson Bernholtz	0.03 s	Python 3	2017-05-20 22:46:08
7	Nathan Wilkinson	0.03 s	Python 3	2017-11-15 23:30:25
8	Ian Brown	0.03 s	Python 3	2019-02-21 20:24:34
9	Grégoire Biette	0.03 s	Python 3	2019-06-19 13:01:07
10	XiaopengMo	0.03 s	Python 3	2019-09-27 13:26:04

#	User	Runtime	Language	Date
1	Casper Christensen	0.04 s	Ruby	2016-02-28 01:13:23
2	Lasse Berglund	0.04 s	Ruby	2016-03-31 08:50:38
3	Erik Rydbert	0.04 s	Ruby	2016-07-14 03:12:15
4	Kellen Watt	0.04 s	Ruby	2016-10-29 20:48:05
5	Hidden user	0.04 s	Ruby	2017-07-06 20:25:16
6	Savvas Alexandrou	0.06 s	Ruby	2019-01-06 17:23:03
7	Thomas Feld	0.07 s	Ruby	2022-11-25 15:52:57
8	Russell Ng	0.08 s	Ruby	2025-05-25 21:24:52

#	User	Runtime	Language	Date
1	David Rasch	0.00 s	Rust	2020-11-10 13:30:41
2	Eric Pinter	0.00 s	Rust	2021-07-23 03:49:42
3	Kok Dith	0.00 s	Rust	2021-08-16 09:11:12
4	Lily Gloudemans	0.00 s	Rust	2023-11-14 23:47:53
5	Isak Jägberg	0.00 s	Rust	2024-10-25 12:49:18
6	Pankajkumar Patro	0.00 s	Rust	2024-12-16 21:42:45
7	Vincent Lagerros	0.00 s	Rust	2025-02-28 13:12:01
8	Hidden user	0.00 s	Rust	2025-11-18 22:11:43
9	Christofer Nolander	0.01 s	Rust	2018-11-17 18:17:19
10	Magix	0.01 s	Rust	2021-12-28 21:11:36

#	User	Length	Language	Date
1	Thomas Feld	67	Bash	2023-10-12 12:26:54
2	Danny Robinson	68	Bash	2023-09-29 05:12:08

#	User	Length	Language	Date
1	a_b__c	124	C	2021-03-21 19:14:04
2	Đỗ Phú Quang	260	C	2016-03-05 17:53:47
3	Huỳnh Đức Dũng	264	C	2016-03-03 07:00:29
4	Nguyễn Phước Quý Tín	266	C	2016-03-02 09:26:10
5	Geneilda Lima	282	C	2018-05-05 14:23:50
6	Victor Souza	282	C	2018-05-05 14:25:43
7	Nhật Anh Võ Nguyễn	285	C	2016-03-02 02:33:18
8	Gustaf Pihl	292	C	2016-09-17 02:30:46
9	Wu Haitao	298	C	2019-08-26 09:25:23
10	Ivan Petrov	298	C	2019-09-02 15:21:36

#	User	Length	Language	Date
1	Thomas Norris	744	C#	2020-01-07 19:50:14
2	Göran Andersson	805	C#	2022-05-15 01:41:32
3	Isaak Coleman	881	C#	2023-11-04 02:06:50
4	Rasmus Bondo Hansen	999	C#	2025-06-21 14:58:44
5	Robert Low	1039	C#	2016-07-15 14:49:55
6	Jens Mossig	1039	C#	2017-02-20 21:06:22
7	Daniel Jansson	1065	C#	2016-02-18 18:42:54
8	Andreas Jansson	1065	C#	2016-02-29 17:12:44
9	Duelene Olson	1138	C#	2016-11-21 20:55:55
10	Doug Goodman	1193	C#	2018-03-09 23:17:23

#	User	Length	Language	Date
1	Tyler Fernando	149	C++	2022-11-07 07:12:22
2	Antonio Molina Lovett	214	C++	2016-08-06 05:01:00
3	Manshant Singh Kohli	217	C++	2015-12-22 07:19:06
4	Jan Livens	230	C++	2017-03-20 16:51:02
5	Nguyễn Văn Khởi	236	C++	2018-01-03 02:51:33
6	Thomas Draper	240	C++	2019-10-03 05:13:53
7	Anshil Gandhi	247	C++	2019-04-26 20:50:35
8	Subramanian Ramasamy	247	C++	2022-09-01 14:47:43
9	Joshua Gerber	249	C++	2015-11-03 16:20:18
10	John Lemuel Lipio	250	C++	2015-12-20 02:47:19

#	User	Length	Language	Date
1	David Cawthon	506	Common Lisp	2020-09-13 07:05:28

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	924	F#	2022-07-31 08:46:49

#	User	Length	Language	Date
1	Husain Satan	419	Go	2023-12-25 06:42:20
2	Nathan Lee	607	Go	2025-09-10 22:47:18
3	Anthony Alves	840	Go	2018-02-04 05:42:19
4	Junsong Yang	913	Go	2019-09-27 14:50:23
5	Hidden user	969	Go	2016-08-28 02:35:45
6	Norbert Voelker	979	Go	2021-04-23 17:59:44
7	Sander Hellesø	1202	Go	2019-04-20 08:55:41

#	User	Length	Language	Date
1	Sebastian Banert	208	Haskell	2025-02-17 15:57:43
2	David Wärn	212	Haskell	2015-07-21 19:30:38
3	Vincent Chow Zhi Yang	214	Haskell	2016-01-26 09:40:51
4	Llaurence Git	257	Haskell	2018-11-09 09:25:52
5	Håkon Flatval	260	Haskell	2018-09-03 19:02:50
6	Peter Deal	307	Haskell	2016-05-13 23:54:41
7	Hidden user	327	Haskell	2022-12-26 03:12:40
8	Esther Chong	344	Haskell	2017-11-17 06:00:21
9	Hidden user	380	Haskell	2019-08-25 13:22:30
10	Christian Leipe	436	Haskell	2015-11-01 17:11:03

#	User	Length	Language	Date
1	Zoe Brentzel	449	Java	2024-06-25 22:04:52
2	Simon Xue	478	Java	2015-11-14 23:11:27
3	José Copas	480	Java	2020-02-11 21:48:12
4	Billie Jean	489	Java	2018-07-17 23:39:51
5	Daniel Salehi	493	Java	2016-06-27 21:54:45
6	Ryan Looney	500	Java	2019-07-17 05:31:02
7	Pedro Contipelli	501	Java	2016-05-06 03:54:37
8	Abdelilah Chaib	501	Java	2022-11-08 21:46:52
9	Huang Jingnan	503	Java	2018-06-21 14:35:53
10	Carter Henderson	503	Java	2022-03-03 18:00:09

#	User	Length	Language	Date
1	Gurpartap Singh Bhatti	615	JavaScript (Node.js)	2019-03-21 08:55:36
2	José Lucas	718	JavaScript (Node.js)	2019-12-13 23:23:40
3	Thomas Kobak	911	JavaScript (Node.js)	2019-02-16 01:12:21
4	Chris Wong	1059	JavaScript (Node.js)	2021-03-05 11:21:26
5	John	1238	JavaScript (Node.js)	2022-07-28 01:03:55
6	Andoko Chandra	1379	JavaScript (Node.js)	2020-10-18 20:25:15
7	Carl Sundvall	1483	JavaScript (Node.js)	2018-10-27 21:48:09

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	91	JavaScript (SpiderMonkey)	2023-01-12 00:41:48
2	Jimmy Gustafsson	99	JavaScript (SpiderMonkey)	2024-07-24 23:05:57
3	Peter Menyes	267	JavaScript (SpiderMonkey)	2021-08-24 20:06:12
4	Bjørn Chr. Soltvedt	298	JavaScript (SpiderMonkey)	2016-02-20 16:04:04
5	Isaac Saffold	392	JavaScript (SpiderMonkey)	2018-08-11 01:38:19
6	Peter Kedemo	578	JavaScript (SpiderMonkey)	2016-02-20 21:47:53

#	User	Length	Language	Date
1	Danny Robinson	108	Julia	2023-09-29 05:11:43
2	Timothy Gaede	572	Julia	2024-05-19 02:48:19

#	User	Length	Language	Date
1	Dmitry Shostak	423	Kotlin	2019-09-14 07:09:59
2	Dayan Ruben Gonzalez	586	Kotlin	2020-09-28 15:19:21
3	Einar Kjellback	645	Kotlin	2020-01-20 21:38:00
4	Adam Rankin	804	Kotlin	2023-05-09 03:53:28
5	Jacob Huebner	888	Kotlin	2020-04-27 05:33:21
6	Neil Harmon	1246	Kotlin	2019-05-06 12:58:19
7	Mike Wilkes	1661	Kotlin	2018-02-19 20:18:22

#	User	Length	Language	Date
1	Silvena Lam	247	PHP	2016-02-11 10:44:35
2	Renate	252	PHP	2023-08-13 00:20:18
3	cojonas1	1167	PHP	2021-03-17 15:10:00

#	User	Length	Language	Date
1	Danny Robinson	467	Prolog	2023-09-29 04:35:33

#	User	Length	Language	Date
1	Haggai Liu	155	Python 2	2017-01-12 22:18:14
2	Dmitry Lyubshin	155	Python 2	2018-04-10 11:01:14
3	Jesper Öqvist	181	Python 2	2018-10-22 08:41:07
4	Miguel Alfageme Sanchez	182	Python 2	2017-02-08 23:27:06
5	Urban Pettersson	184	Python 2	2016-02-15 17:24:41
6	Lars Åström	189	Python 2	2019-04-08 16:18:04
7	Johan Lyts	189	Python 2	2019-06-05 21:53:57
8	Zebediah Figura	194	Python 2	2016-09-15 00:38:53
9	Guan Yang Ze	196	Python 2	2019-09-28 07:08:08
10	Andreas Eisele	200	Python 2	2018-10-13 12:55:46

#	User	Length	Language	Date
1	Clement Oh	96	Python 3	2023-07-31 18:29:34
2	Benjamin Z White	99	Python 3	2023-05-20 23:01:52
3	Morten Clausen	100	Python 3	2022-10-25 15:48:37
4	Kelly Dance	126	Python 3	2024-09-25 06:50:49
5	Paco Criado	132	Python 3	2023-08-16 00:14:43
6	Ahmed Chamseddine	134	Python 3	2024-07-12 18:18:28
7	Jonathan Berg	136	Python 3	2025-03-03 15:21:45
8	Harry Zhang	137	Python 3	2023-01-05 15:58:57
9	Tai Tze Kin	139	Python 3	2024-05-05 19:34:35
10	Guk Yi Siong	140	Python 3	2025-01-07 09:35:17

#	User	Length	Language	Date
1	Thomas Feld	72	Ruby	2023-01-09 15:15:58
2	Russell Ng	72	Ruby	2025-05-25 21:24:52
3	Kellen Watt	165	Ruby	2016-10-29 20:48:05
4	Erik Rydbert	199	Ruby	2016-07-14 03:12:15
5	Casper Christensen	303	Ruby	2016-02-28 01:13:23
6	Lasse Berglund	385	Ruby	2016-03-31 08:50:38
7	Hidden user	391	Ruby	2017-07-06 20:25:16
8	Savvas Alexandrou	452	Ruby	2019-01-06 17:23:03

#	User	Length	Language	Date
1	Kok Dith	427	Rust	2021-08-16 09:11:12
2	Pankajkumar Patro	448	Rust	2024-12-16 21:42:45
3	Vincent Lagerros	458	Rust	2025-02-28 13:12:01
4	David Rasch	675	Rust	2020-11-10 13:30:41
5	Hidden user	735	Rust	2025-11-18 22:11:43
6	Lily Gloudemans	763	Rust	2023-11-14 23:47:53
7	Isak Jägberg	774	Rust	2024-10-25 12:49:18
8	Bas Dirks	781	Rust	2022-01-04 13:57:27
9	Christofer Nolander	876	Rust	2018-11-17 18:17:19
10	Eric Pinter	1061	Rust	2021-07-23 03:49:42

Solution running time distribution