Problem B
Polynomial Multiplication 2 — Problem Statistics

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Submissions	4572
Accepted submissions	1859
Submission ratio	40.66%
Authors	799
Full solves [?]	568
Full solve Ratio	71.09%

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.09 s	C	2019-08-12 19:46:01
2	Nicholas Johnson	0.09 s	C	2020-04-26 05:02:00
3	Sergio Huhuhu	0.10 s	C	2025-10-12 05:02:11
4	Ioannis Br	0.13 s	C	2021-03-02 23:50:06
5	Ivan Petrov	0.25 s	C	2019-10-21 10:08:54
6	Oskar Lundin	0.29 s	C	2021-01-31 00:26:41
7	Alexander Bilde Pedersen	0.29 s	C	2023-09-14 18:38:16
8	Mattia Marziali	0.30 s	C	2024-01-30 14:34:59
9	Jón Steinn Elíasson	0.30 s	C	2024-10-08 23:41:45
10	Grant Harrell	0.32 s	C	2024-12-06 17:37:10

#	User	Runtime	Language	Date
1	Denys Vega	0.48 s	C#	2021-04-16 06:29:01
2	Wesley Leung	1.63 s	C#	2018-06-21 00:15:47

#	User	Runtime	Language	Date
1	Michael Zündorf	0.04 s	C++	2021-01-29 15:18:08
2	Soapen	0.04 s	C++	2023-01-18 18:18:48
3	Simon Lindholm	0.05 s	C++	2019-04-27 11:19:54
4	Wesley Leung	0.05 s	C++	2020-04-03 11:57:13
5	Alexander Westberg-Bladh	0.06 s	C++	2019-02-14 18:52:32
6	Nguyen Xuan Tung	0.06 s	C++	2020-10-20 04:52:40
7	Luke Videckis	0.06 s	C++	2020-12-04 06:39:04
8	Daryll Ko	0.06 s	C++	2021-08-13 15:21:48
9	Nick Wu	0.06 s	C++	2023-06-05 00:12:12
10	Gergely Dániel Péter	0.06 s	C++	2025-07-30 15:45:29

#	User	Runtime	Language	Date
1	Vilhelm Melkstam	1.55 s	Go	2022-02-07 12:51:09

#	User	Runtime	Language	Date
1	Simon Klein	0.36 s	Java	2013-04-16 19:18:16
2	William Brigham	0.37 s	Java	2018-03-09 07:48:08
3	David Brink	0.39 s	Java	2020-12-28 14:50:37
4	Bjørn Dons	0.48 s	Java	2023-05-28 10:52:47
5	Pranav Murugappan	0.56 s	Java	2016-07-29 12:30:35
6	Mark Sturtevant	0.59 s	Java	2024-04-25 04:31:59
7	Ian Montaño Pardo	0.59 s	Java	2024-07-21 21:37:55
8	William Fiset	0.62 s	Java	2017-05-31 19:27:52
9	Wesley Leung	0.63 s	Java	2018-06-18 21:27:23
10	Brent Yorgey	0.69 s	Java	2020-12-18 17:35:54

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.52 s	JavaScript (Node.js)	2018-06-13 07:25:09

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.27 s	JavaScript (SpiderMonkey)	2016-02-26 02:36:44
2	Christian Pilegaard Cederquist	1.51 s	JavaScript (SpiderMonkey)	2023-07-12 16:07:14

#	User	Runtime	Language	Date
1	Nicholas Johnson	0.82 s	Kotlin	2020-09-25 01:34:27
2	Jacob Huebner	1.42 s	Kotlin	2020-04-24 05:03:18
3	Jesper Bech Christensen	1.88 s	Kotlin	2023-10-25 10:55:12

#	User	Runtime	Language	Date
1	Thore Husfeldt	0.86 s	Python 2	2018-10-28 20:38:36
2	Jesper Öqvist	0.97 s	Python 2	2018-09-16 14:48:23
3	Daniel Palmqvist	1.27 s	Python 2	2015-01-07 16:43:32
4	Måns Magnusson	1.84 s	Python 2	2018-10-30 20:31:48
5	Maj Stenmark	1.84 s	Python 2	2018-11-03 18:23:06
6	Linus Karlsson	1.86 s	Python 2	2018-11-01 18:19:56

#	User	Runtime	Language	Date
1	Nicholas Russell Saerang	0.64 s	Python 3	2025-05-12 12:09:29
2	Hidden user	0.64 s	Python 3	2026-02-15 05:14:22
3	Ernest Ng Zi Xuan	0.70 s	Python 3	2025-11-09 11:44:03
4	gulinazha	0.70 s	Python 3	2026-03-16 12:53:19
5	Ian Montaño Pardo	0.71 s	Python 3	2024-07-04 03:04:36
6	Jesús Pacheco Alonso	0.71 s	Python 3	2026-03-31 20:12:40
7	Anton Lyxell	0.72 s	Python 3	2020-12-05 12:04:38
8	John Hedin	0.74 s	Python 3	2022-03-09 18:07:57
9	Maxim Barbe	0.75 s	Python 3	2025-05-17 17:17:31
10	Morgan Nordberg	0.77 s	Python 3	2026-03-31 13:51:23

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Rust	2026-01-17 17:50:37
2	Leonard Jarlskog	0.05 s	Rust	2026-02-15 14:05:58
3	Muhammad Rais Fathin Mudzakir	0.11 s	Rust	2021-07-04 13:13:36
4	Artur Khuziakhmetov	0.12 s	Rust	2023-08-08 16:24:36
5	Leo Jarhede	0.19 s	Rust	2025-02-20 08:29:36
6	Gustaf Bergmark	0.23 s	Rust	2023-01-16 16:13:31
7	Egor Kulikov	0.36 s	Rust	2025-02-11 14:45:12
8	Hidden user	0.79 s	Rust	2019-02-21 13:05:07
9	Hidden user	0.84 s	Rust	2019-01-21 10:56:57

#	User	Length	Language	Date
1	Mattia Marziali	594	C	2024-03-21 13:27:29
2	Alexander Bilde Pedersen	2094	C	2023-09-14 18:28:51
3	Grant Harrell	2415	C	2024-12-06 16:20:16
4	Ishan Rakholiya	2514	C	2020-11-10 20:45:27
5	Hidden user	2514	C	2024-12-23 18:26:31
6	Nicolai	2514	C	2025-11-19 01:16:40
7	Jón Steinn Elíasson	2518	C	2020-05-20 22:16:54
8	Ivan Petrov	2523	C	2019-10-21 10:08:54
9	Oskar Lundin	2572	C	2021-01-31 00:28:32
10	Sergio Huhuhu	2968	C	2019-11-13 21:40:49

#	User	Length	Language	Date
1	Denys Vega	3457	C#	2021-04-16 06:29:01
2	Wesley Leung	9277	C#	2018-06-18 20:13:35

#	User	Length	Language	Date
1	Mathias Gernez	707	C++	2025-06-26 01:09:03
2	Hyunjun Lee	1163	C++	2022-12-06 16:32:10
3	Atli Fannar Franklín	1195	C++	2022-11-11 14:37:44
4	Neill Johnston	1297	C++	2020-11-25 21:03:28
5	Sindri Magnusson	1318	C++	2020-03-13 17:20:11
6	David Wärn	1356	C++	2016-06-11 14:37:38
7	Johan Wind	1370	C++	2018-04-10 00:12:51
8	Simon Lindholm	1397	C++	2015-09-18 00:00:32
9	Magnus Hegdahl	1442	C++	2021-09-06 23:52:47
10	Evan Michael Bailey	1466	C++	2024-02-05 07:58:05

#	User	Length	Language	Date
1	Vilhelm Melkstam	3118	Go	2022-02-07 12:51:09

#	User	Length	Language	Date
1	Hidden user	2394	Java	2018-03-28 06:55:59
2	Josh Henderson	2674	Java	2023-05-19 18:20:25
3	Mouhssine Assaoud	2981	Java	2017-10-19 04:12:33
4	Ian Montaño Pardo	3097	Java	2024-07-21 21:37:55
5	Isaac Lee	3209	Java	2020-10-17 04:59:50
6	David Brink	3358	Java	2017-01-13 18:49:50
7	Micah Stairs	3484	Java	2016-07-09 18:28:33
8	Finn Lidbetter	3627	Java	2016-07-09 19:08:25
9	Björn Holm	3649	Java	2014-09-28 04:25:16
10	Logan Pipes	3732	Java	2022-08-13 22:19:19

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	8746	JavaScript (Node.js)	2018-06-13 07:25:09

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	6591	JavaScript (SpiderMonkey)	2023-07-12 16:07:14
2	Bjørn Chr. Soltvedt	8651	JavaScript (SpiderMonkey)	2016-02-26 02:36:44

#	User	Length	Language	Date
1	Jesper Bech Christensen	2028	Kotlin	2023-10-25 10:55:12
2	Jacob Huebner	3301	Kotlin	2020-04-24 05:03:18
3	Nicholas Johnson	3373	Kotlin	2020-04-24 05:05:14

#	User	Length	Language	Date
1	Måns Magnusson	889	Python 2	2018-10-30 20:31:48
2	Thore Husfeldt	940	Python 2	2018-10-25 17:03:04
3	Daniel Palmqvist	1109	Python 2	2015-01-07 16:35:26
4	Linus Karlsson	1157	Python 2	2018-11-01 18:19:56
5	Maj Stenmark	1373	Python 2	2018-11-03 18:23:06
6	Jesper Öqvist	1402	Python 2	2018-09-16 14:48:23

#	User	Length	Language	Date
1	Jorke de Vlas	785	Python 3	2025-02-14 18:01:49
2	Anton Lyxell	866	Python 3	2020-12-06 12:37:42
3	Nicholas Russell Saerang	906	Python 3	2025-05-12 12:09:10
4	Ernest Ng Zi Xuan	913	Python 3	2025-11-09 11:44:03
5	Hidden user	921	Python 3	2024-08-17 02:14:05
6	Russell	977	Python 3	2025-09-22 00:39:59
7	Maxim Barbe	984	Python 3	2025-05-17 17:17:31
8	Ahmed Chamseddine	1016	Python 3	2024-07-29 18:27:21
9	Xiu-Heng Hua	1075	Python 3	2022-02-12 16:13:33
10	Sander Oppen	1109	Python 3	2025-04-24 15:44:00

#	User	Length	Language	Date
1	Leo Jarhede	4104	Rust	2025-02-08 10:10:18
2	Artur Khuziakhmetov	5812	Rust	2023-08-08 16:24:36
3	Vincent Lagerros	6354	Rust	2024-01-30 17:27:30
4	Leonard Jarlskog	6990	Rust	2025-03-06 19:27:44
5	Gustaf Bergmark	7163	Rust	2023-01-16 16:15:13
6	Hidden user	9684	Rust	2019-01-20 21:21:34
7	Hidden user	10029	Rust	2019-01-21 10:56:57
8	Muhammad Rais Fathin Mudzakir	13381	Rust	2021-07-04 13:13:36
9	Egor Kulikov	42315	Rust	2025-02-11 14:45:12

Solution running time distribution