Problem B
Polynomial Multiplication 1 — Problem Statistics

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Submissions	3186
Accepted submissions	1777
Submission ratio	55.78%
Authors	1408
Full solves [?]	1324
Full solve Ratio	94.03%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2016-07-05 07:09:16
2	Merih Bora Poçan	0.00 s	C	2024-09-30 16:25:08
3	Mats Linander	0.01 s	C	2006-11-28 07:12:04
4	John Eriksson	0.01 s	C	2015-09-19 14:03:19
5	Adam Evans	0.01 s	C	2015-09-20 20:08:09
6	Wouter van Veelen	0.01 s	C	2015-11-24 01:36:46
7	Đinh Phạm Đăng Khoa	0.01 s	C	2016-03-15 12:59:47
8	Paul Gunawan	0.01 s	C	2016-08-07 17:51:25
9	Peter Piwowarski	0.01 s	C	2016-09-08 02:50:43
10	Othmane Mahfoud	0.01 s	C	2016-09-16 20:05:36

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.04 s	C#	2015-12-08 18:13:18
2	Michael Snyder	0.04 s	C#	2017-09-08 17:56:39
3	Mads Storm Hansen	0.05 s	C#	2015-07-20 13:58:56
4	Sampath Vuyyuru	0.05 s	C#	2017-12-09 12:16:12
5	Petra Marc	0.06 s	C#	2016-12-09 20:23:08
6	Victor Hultén Mattsson	0.06 s	C#	2021-06-15 16:46:43
7	Göran Andersson	0.06 s	C#	2022-05-18 17:13:41
8	Rickard Bemm	0.07 s	C#	2021-09-08 09:47:13
9	Krzysztof Magda	0.07 s	C#	2023-07-27 23:27:53
10	Robert Low	0.08 s	C#	2016-07-26 14:32:03

#	User	Runtime	Language	Date
1	Grae Yeandle	0.00 s	C++	2016-12-04 17:02:38
2	Agis Daniels	0.00 s	C++	2017-10-25 01:23:16
3	Hidden user	0.01 s	C++	2006-11-28 16:22:04
4	Henrik Ygge	0.01 s	C++	2006-11-29 13:43:32
5	Hidden user	0.01 s	C++	2006-11-30 00:29:49
6	Joakim Eriksson	0.01 s	C++	2006-12-04 11:43:42
7	Hidden user	0.01 s	C++	2006-12-06 14:35:38
8	Ulf Lundström	0.01 s	C++	2006-12-22 20:26:28
9	Emil Lenngren	0.01 s	C++	2013-04-22 22:26:28
10	Bjarki Ágúst Guðmundsson	0.01 s	C++	2014-01-04 20:56:29

#	User	Runtime	Language	Date
1	David Cawthon	0.07 s	Common Lisp	2020-06-28 15:35:45

#	User	Runtime	Language	Date
1	Simon Echers	0.11 s	F#	2022-01-22 01:20:04

#	User	Runtime	Language	Date
1	Thomas	0.06 s	Go	2024-01-09 18:28:18
2	Norbert Voelker	0.09 s	Go	2021-04-27 21:13:24
3	Eric Martin	0.11 s	Go	2019-01-06 03:54:05
4	Aleksander Jan Mistewicz	0.23 s	Go	2019-02-07 13:18:18
5	Lucas Costa Oliveira	0.45 s	Go	2020-01-31 20:11:10

#	User	Runtime	Language	Date
1	Christian Leipe	0.02 s	Haskell	2022-01-27 13:04:52
2	Steinar Simonnes	0.02 s	Haskell	2024-02-04 16:57:46
3	Jan Hrček	0.03 s	Haskell	2021-03-13 12:06:56
4	Tim Put	0.07 s	Haskell	2020-10-22 00:42:02
5	David Wärn	0.09 s	Haskell	2016-06-13 09:02:19
6	Qi Ji	0.14 s	Haskell	2019-03-01 16:50:34
7	Hidden user	0.14 s	Haskell	2019-08-31 19:27:52
8	Hamish Starling	0.28 s	Haskell	2021-08-10 19:13:23
9	Chan Ken	0.49 s	Haskell	2021-08-08 07:17:45
10	Joeri	0.60 s	Haskell	2023-06-22 18:04:20

#	User	Runtime	Language	Date
1	Jan Štola	0.11 s	Java	2015-05-07 16:01:12
2	Simon Klein	0.14 s	Java	2013-04-16 17:17:17
3	Björn Holm	0.14 s	Java	2014-09-27 22:51:00
4	Hidden user	0.14 s	Java	2016-09-22 06:46:34
5	Liam Keliher	0.14 s	Java	2020-09-28 02:30:44
6	Richard Nysäter	0.15 s	Java	2014-04-12 10:58:43
7	Dennis Ang	0.15 s	Java	2015-10-05 13:25:20
8	Hidden user	0.15 s	Java	2016-02-05 18:47:10
9	Nick Wu	0.15 s	Java	2016-03-24 17:10:43
10	Pranav Murugappan	0.15 s	Java	2016-07-26 06:58:40

#	User	Runtime	Language	Date
1	Hidden user	0.10 s	JavaScript (Node.js)	2024-10-26 03:38:22
2	Andoko Chandra	0.46 s	JavaScript (Node.js)	2020-10-18 07:57:23
3	Chris Wong	0.50 s	JavaScript (Node.js)	2021-03-18 15:39:11

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2016-02-24 22:25:16
2	Peter Kedemo	0.03 s	JavaScript (SpiderMonkey)	2016-04-10 20:42:51
3	Jimmy Gustafsson	0.04 s	JavaScript (SpiderMonkey)	2022-09-10 21:22:46
4	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2023-01-15 16:05:16
5	Zach Tschetter	0.04 s	JavaScript (SpiderMonkey)	2023-06-25 20:12:03
6	Samuel Jefferis	0.05 s	JavaScript (SpiderMonkey)	2021-08-21 21:38:46

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.24 s	Kotlin	2020-04-23 23:47:33
2	Phường Lên	0.41 s	Kotlin	2020-01-09 21:41:33
3	Jacob Huebner	0.46 s	Kotlin	2020-04-24 03:03:53
4	Emil Wihlander	0.47 s	Kotlin	2024-07-21 22:13:46
5	Adam Rankin	0.50 s	Kotlin	2023-09-12 04:04:05
6	Chris Johnson	0.59 s	Kotlin	2023-05-02 22:12:56
7	Jesper Bech Christensen	0.69 s	Kotlin	2023-10-25 08:54:56
8	Neil Harmon	0.74 s	Kotlin	2019-05-23 12:23:20

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.01 s	Pascal	2017-08-09 09:14:43

#	User	Runtime	Language	Date
1	Christofer Ohlsson	0.04 s	Python 2	2015-05-11 19:18:57
2	Sigurður Jens Albertsson	0.04 s	Python 2	2017-12-03 20:29:08
3	Haggai Liu	0.04 s	Python 2	2018-12-29 07:17:45
4	Hidden user	0.05 s	Python 2	2015-09-20 16:16:39
5	Hidden user	0.05 s	Python 2	2015-09-23 13:35:36
6	Ciara Godwin	0.05 s	Python 2	2017-07-26 15:01:32
7	Johann Ly	0.05 s	Python 2	2018-10-16 04:57:25
8	Giorgos Trogadas	0.05 s	Python 2	2019-04-02 23:05:39
9	Johan Lyts	0.05 s	Python 2	2019-06-14 13:00:22
10	Andreas Björklund	0.05 s	Python 2	2019-08-24 13:35:48

#	User	Runtime	Language	Date
1	Jiaming Kong	0.05 s	Python 3	2025-07-18 08:54:15
2	ro011110ot	0.05 s	Python 3	2025-09-08 07:58:43
3	Guillermo Hernández	0.06 s	Python 3	2022-09-11 16:41:09
4	Wernher To	0.06 s	Python 3	2022-09-28 05:54:10
5	lankan01	0.06 s	Python 3	2024-10-14 09:06:26
6	Sander Oppen	0.06 s	Python 3	2024-11-13 22:20:22
7	Lasse Letager Hansen	0.06 s	Python 3	2024-11-22 17:33:14
8	Joseph Calabro	0.06 s	Python 3	2024-12-06 01:47:35
9	Hidden user	0.06 s	Python 3	2024-12-06 07:53:40
10	Rebecca Jackson	0.06 s	Python 3	2025-01-04 05:21:52

#	User	Runtime	Language	Date
1	Macdara mac an tSionnaigh	0.23 s	Ruby	2019-09-17 16:47:51
2	Kok Dith	0.26 s	Ruby	2021-08-20 04:35:05
3	Thomas Feld	0.47 s	Ruby	2025-08-26 11:19:11

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Rust	2025-08-19 00:45:26
2	Blake Hyde	0.01 s	Rust	2019-11-18 12:54:29
3	Eric Pinter	0.01 s	Rust	2020-05-18 20:59:12
4	Joshua Ji	0.01 s	Rust	2020-11-04 08:22:56
5	David Rasch	0.01 s	Rust	2021-01-29 14:38:12
6	Atli Fannar Franklín	0.01 s	Rust	2021-03-13 15:38:33
7	Freek van Keulen	0.01 s	Rust	2021-12-20 18:05:34
8	Bas Dirks	0.01 s	Rust	2022-02-17 08:49:35
9	Raphaël Gauthier	0.01 s	Rust	2022-07-26 08:12:25
10	Aaron Lengyel	0.01 s	Rust	2022-08-22 10:19:09

#	User	Length	Language	Date
1	Hidden user	619	C	2017-06-05 14:32:39
2	Velvet	633	C	2021-07-30 14:07:34
3	Johan Öhlin	644	C	2017-09-26 08:29:38
4	Olle Eriksson	682	C	2016-11-13 21:16:18
5	Mirel Cosulschi	696	C	2023-01-04 14:01:51
6	Hidden user	711	C	2020-04-09 19:14:51
7	Wouter van Veelen	718	C	2015-11-24 01:36:46
8	Naswan Nashir Ramadhan	726	C	2023-11-14 04:37:03
9	Alexei Fedotov	730	C	2017-08-03 14:54:13
10	Đinh Phạm Đăng Khoa	744	C	2016-03-15 12:59:47

#	User	Length	Language	Date
1	Thomas Norris	1043	C#	2019-11-04 16:51:18
2	Krzysztof Magda	1227	C#	2023-07-27 23:27:53
3	Denys Vega	1282	C#	2021-04-07 08:05:16
4	Hidden user	1350	C#	2020-07-08 16:25:23
5	Udgin Pyl	1510	C#	2015-09-22 19:21:31
6	Mads Storm Hansen	1533	C#	2015-07-20 13:58:56
7	Göran Andersson	1579	C#	2022-05-18 17:13:41
8	Robert Low	1702	C#	2016-07-26 14:32:03
9	Adam Imbert	1718	C#	2020-12-16 22:13:43
10	Michael Snyder	1728	C#	2017-09-08 17:56:39

#	User	Length	Language	Date
1	Said Lakhfif	464	C++	2016-11-22 22:23:46
2	Herman Karlsson	470	C++	2015-05-27 09:45:55
3	Ganapathy Sanath Balaji	478	C++	2019-08-09 14:19:04
4	Way Tan	486	C++	2018-11-27 04:42:19
5	Jacob Pfeifer	490	C++	2023-11-20 12:46:07
6	Andres Leonel Juarez Careaga	519	C++	2020-08-22 15:24:15
7	Johan Wind	535	C++	2015-11-28 16:49:22
8	Nguyen Tran Huu Duc	535	C++	2022-01-12 08:42:51
9	Nguyễn Phước Quý Tín	536	C++	2016-03-15 06:24:36
10	Quanmeng Wang	541	C++	2015-11-16 12:05:46

#	User	Length	Language	Date
1	David Cawthon	766	Common Lisp	2020-06-28 15:35:45

#	User	Length	Language	Date
1	Simon Echers	538	F#	2022-01-22 01:20:04

#	User	Length	Language	Date
1	Eric Martin	1089	Go	2019-01-06 03:54:05
2	Lucas Costa Oliveira	1393	Go	2020-01-31 20:11:10
3	Norbert Voelker	1439	Go	2021-04-27 21:13:24
4	Thomas	1786	Go	2024-01-09 18:28:18
5	Aleksander Jan Mistewicz	3520	Go	2019-02-07 13:07:19

#	User	Length	Language	Date
1	Bjarki Baldursson Harksen	572	Haskell	2021-11-09 12:25:03
2	Joeri	632	Haskell	2023-06-22 18:04:20
3	David Wärn	670	Haskell	2016-06-13 09:02:19
4	Qi Ji	801	Haskell	2019-03-01 16:50:34
5	obshidian	1055	Haskell	2020-05-12 17:59:55
6	Steinar Simonnes	1075	Haskell	2024-02-04 16:56:36
7	Johan Meier	1088	Haskell	2017-01-07 03:58:54
8	Hamish Starling	1088	Haskell	2021-08-10 19:13:23
9	Chan Ken	1126	Haskell	2021-08-08 07:17:45
10	Lim Ming Yean	1231	Haskell	2019-03-09 01:52:32

#	User	Length	Language	Date
1	Mark Joseph Kuebel	725	Java	2017-09-05 22:09:06
2	Hidden user	738	Java	2019-02-09 02:39:19
3	Caeden Whitaker	738	Java	2020-07-27 03:46:54
4	Kevin Kauffman	781	Java	2022-01-03 02:32:58
5	Huang Jingnan	786	Java	2018-08-08 12:30:16
6	Ada Clevinger	795	Java	2018-08-11 21:59:26
7	George Badea	798	Java	2017-05-15 19:37:38
8	Jesse Moore	823	Java	2015-10-13 15:28:31
9	Umesh Ravuru	849	Java	2016-03-24 17:03:24
10	Jacob Striebel	917	Java	2015-10-12 01:13:44

#	User	Length	Language	Date
1	Chris Wong	963	JavaScript (Node.js)	2021-03-18 15:39:11
2	Hidden user	975	JavaScript (Node.js)	2024-10-26 03:47:58
3	Andoko Chandra	1224	JavaScript (Node.js)	2020-10-18 07:57:23

#	User	Length	Language	Date
1	Jimmy Gustafsson	338	JavaScript (SpiderMonkey)	2022-09-10 21:22:46
2	Zach Tschetter	512	JavaScript (SpiderMonkey)	2023-06-25 20:12:03
3	Peter Kedemo	513	JavaScript (SpiderMonkey)	2016-04-10 20:42:51
4	Christian Pilegaard Cederquist	682	JavaScript (SpiderMonkey)	2023-01-15 16:05:16
5	Bjørn Chr. Soltvedt	701	JavaScript (SpiderMonkey)	2016-02-24 22:25:16
6	Samuel Jefferis	903	JavaScript (SpiderMonkey)	2021-08-21 21:38:46

#	User	Length	Language	Date
1	Emil Wihlander	618	Kotlin	2024-07-21 22:13:46
2	Jacob Huebner	754	Kotlin	2020-04-27 02:41:26
3	Phường Lên	937	Kotlin	2020-01-09 21:41:33
4	Adam Rankin	973	Kotlin	2023-09-12 04:04:05
5	Chris Johnson	1222	Kotlin	2023-05-02 22:12:56
6	Neil Harmon	1331	Kotlin	2019-05-23 12:23:20
7	Nicholas Johnson	1602	Kotlin	2020-04-23 23:50:55
8	Jesper Bech Christensen	2028	Kotlin	2023-10-25 08:54:56

#	User	Length	Language	Date
1	Ingemar Ragnemalm	750	Pascal	2017-08-09 09:14:43

#	User	Length	Language	Date
1	Thomas Feld	305	Python 2	2019-09-12 13:58:13
2	Haggai Liu	311	Python 2	2018-12-29 07:17:45
3	Andreas Björklund	342	Python 2	2019-08-24 13:35:48
4	Sigurður Jens Albertsson	367	Python 2	2017-12-03 20:29:08
5	Johan Lyts	371	Python 2	2019-06-14 13:00:22
6	Johann Ly	379	Python 2	2018-10-16 04:57:25
7	Çağdaş Öztekin	390	Python 2	2017-09-08 16:01:03
8	Jonas Kylling	392	Python 2	2015-05-09 10:42:42
9	Ciara Godwin	415	Python 2	2017-07-26 15:01:32
10	Hidden user	470	Python 2	2019-11-21 08:39:46

#	User	Length	Language	Date
1	Tom Chauvel	201	Python 3	2023-12-31 21:24:46
2	Lawry Sorenson	202	Python 3	2023-08-03 22:01:08
3	Guk Yi Siong	211	Python 3	2023-05-14 09:08:29
4	Gustav Elmqvist	226	Python 3	2023-01-27 20:10:51
5	Eduardo Vicente Petry	226	Python 3	2023-03-06 10:34:25
6	Ahmed Chamseddine	252	Python 3	2024-07-22 14:29:47
7	Farzam Abrishami	264	Python 3	2025-05-04 23:29:05
8	Hidden user	269	Python 3	2020-08-03 23:43:36
9	Frank Shin	287	Python 3	2021-05-30 09:48:10
10	David Aldenbro	287	Python 3	2025-02-26 21:26:56

#	User	Length	Language	Date
1	Thomas Feld	120	Ruby	2025-08-26 11:19:11
2	Kok Dith	378	Ruby	2021-08-20 04:35:05
3	Macdara mac an tSionnaigh	427	Ruby	2019-09-17 16:47:51

#	User	Length	Language	Date
1	Artur Khuziakhmetov	678	Rust	2023-08-08 12:57:54
2	Freek van Keulen	945	Rust	2021-12-20 18:05:34
3	David Rasch	1038	Rust	2021-01-29 14:38:12
4	Atli Fannar Franklín	1064	Rust	2021-03-13 15:38:33
5	Eric Pinter	1079	Rust	2020-05-18 20:59:12
6	Bas Dirks	1106	Rust	2022-02-17 08:49:35
7	Pankajkumar Patro	1132	Rust	2024-11-01 15:48:27
8	Raphaël Gauthier	1235	Rust	2022-07-26 08:12:25
9	Simon Grünwald	1296	Rust	2023-07-16 00:46:22
10	Joshua Ji	1604	Rust	2020-11-04 08:22:56

Solution running time distribution