Problem BA
(More) Multiplication — Problem Statistics

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Submissions	2597
Accepted submissions	860
Submission ratio	33.12%
Authors	1084
Full solves [?]	700
Full solve Ratio	64.58%

#	User	Runtime	Language	Date
1	Sampath Vuyyuru	0.02 s	C#	2017-12-08 17:36:04
2	Göran Andersson	0.03 s	C#	2022-05-21 18:56:42
3	Esty Crow	0.04 s	C#	2023-10-07 01:04:33
4	Anthony Ye	0.04 s	C#	2023-10-08 19:23:13
5	Cole Hayden	0.04 s	C#	2023-12-06 19:01:19
6	Leffe G	0.04 s	C#	2023-12-11 14:02:40
7	Deci Bel	0.04 s	C#	2023-12-16 20:26:56
8	Chamendri Silva	0.04 s	C#	2024-04-29 06:24:59
9	Dawn Odqvist Sven Eriksonsgymnasiet TE23SP	0.04 s	C#	2025-11-20 17:03:07
10	Jan Matthiessen	0.05 s	C#	2024-05-16 11:27:02

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Go	2024-05-04 23:43:42
2	Norbert Voelker	0.02 s	Go	2021-05-21 23:48:55

#	User	Runtime	Language	Date
1	Wilfried van Asten	0.00 s	Haskell	2015-12-13 20:41:51
2	Lars Corbijn	0.00 s	Haskell	2024-11-27 10:36:42
3	Brent Yorgey	0.01 s	Haskell	2017-11-19 14:34:20
4	Hidden user	0.01 s	Haskell	2019-11-02 14:47:44
5	Lars Brünjes	0.01 s	Haskell	2025-07-03 17:17:52

#	User	Runtime	Language	Date
1	Lena Ruiz	0.04 s	Java	2024-11-29 02:23:23
2	Hidden user	0.05 s	Java	2015-10-14 07:54:06
3	Michael Sullivan	0.05 s	Java	2015-12-30 03:57:45
4	Nick Wu	0.05 s	Java	2016-02-15 07:29:28
5	Simon Xue	0.05 s	Java	2016-06-05 03:56:55
6	Martijn Muijsers	0.05 s	Java	2016-10-11 20:19:09
7	Micah Stairs	0.05 s	Java	2016-12-17 04:30:48
8	Mouad Naciri	0.06 s	Java	2016-05-10 23:35:27
9	Alan Evans	0.06 s	Java	2017-03-03 03:47:17
10	Hidden user	0.06 s	Java	2017-03-03 17:48:05

#	User	Runtime	Language	Date
1	Sabrine Shami Karanganwa	0.04 s	JavaScript (Node.js)	2025-09-27 05:36:51
2	Mikael Tennhammar	0.05 s	JavaScript (Node.js)	2025-02-13 08:41:02

#	User	Runtime	Language	Date
1	Peter Kedemo	0.01 s	JavaScript (SpiderMonkey)	2016-01-11 18:50:44
2	Bjørn Chr. Soltvedt	0.01 s	JavaScript (SpiderMonkey)	2016-08-05 05:57:15
3	Grim Reaper	0.02 s	JavaScript (SpiderMonkey)	2023-10-13 00:35:58
4	Christian Pilegaard Cederquist	0.03 s	JavaScript (SpiderMonkey)	2023-02-04 08:12:50

#	User	Runtime	Language	Date
1	Vahagn Altunyan	0.84 s	Julia	2024-06-20 15:01:03

#	User	Runtime	Language	Date
1	Neil Harmon	0.21 s	Kotlin	2019-08-29 14:08:26
2	Stephen Atwood	0.21 s	Kotlin	2024-03-12 02:54:39
3	Jacob Huebner	0.24 s	Kotlin	2024-11-06 09:38:03

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2018-09-16 09:05:46

#	User	Runtime	Language	Date
1	Susanne Ragnemalm	0.01 s	PHP	2023-10-11 22:03:16

#	User	Runtime	Language	Date
1	Jesper Öqvist	0.03 s	Python 2	2018-10-28 13:32:32
2	Thomas Feld	0.05 s	Python 2	2019-09-23 14:54:19

#	User	Runtime	Language	Date
1	Johnson Zhong	0.02 s	Python 3	2015-10-10 20:11:46
2	Trung Nguyen	0.02 s	Python 3	2015-10-10 21:23:59
3	Neil Girdhar	0.02 s	Python 3	2015-10-10 23:32:38
4	Jack Rosenthal	0.02 s	Python 3	2016-10-22 22:28:38
5	Dalton Cole	0.02 s	Python 3	2017-09-15 23:46:14
6	Aditya Patel	0.02 s	Python 3	2017-10-15 21:56:56
7	Hien Le	0.02 s	Python 3	2018-02-17 09:07:53
8	Tran Tuong Minh Nguyen	0.02 s	Python 3	2018-02-17 17:22:39
9	James Hamm	0.02 s	Python 3	2018-04-10 03:06:57
10	Kasra Ghodsi	0.02 s	Python 3	2018-04-29 15:35:02

#	User	Runtime	Language	Date
1	Kok Dith	0.05 s	Ruby	2021-08-30 04:12:34
2	Thomas Feld	0.06 s	Ruby	2024-01-30 13:51:37

#	User	Length	Language	Date
1	Sawyer Frie	647	C	2024-07-19 18:18:59
2	Ivan Petrov	2517	C	2020-02-14 15:18:25
3	Yuxuan Shui	2725	C	2015-10-11 00:13:42
4	Alexander Bilde Pedersen	2954	C	2024-10-18 15:08:32
5	James B. Williams	3355	C	2023-10-18 02:33:23
6	Richard Arthur	3479	C	2023-09-30 20:33:49
7	Muhammad Kahvi Khakam Syah	3666	C	2025-03-12 04:37:03
8	Timothy Colaneri	4442	C	2025-11-08 15:59:20
9	Justin Rainier Go	4558	C	2024-09-04 04:46:03
10	Serhan Doganay	5449	C	2025-01-31 01:56:54

#	User	Length	Language	Date
1	Anthony Ye	1841	C#	2023-10-08 19:23:13
2	Göran Andersson	2026	C#	2022-05-21 18:56:42
3	Esty Crow	2413	C#	2023-10-07 01:04:33
4	Jan Matthiessen	4506	C#	2024-05-16 11:27:02
5	Chamendri Silva	5105	C#	2024-04-29 06:24:59
6	Sampath Vuyyuru	5160	C#	2017-12-08 17:36:04
7	Cole Hayden	5354	C#	2023-12-06 19:01:19
8	Jodie Jenecker	5474	C#	2024-09-29 12:45:37
9	Dawn Odqvist Sven Eriksonsgymnasiet TE23SP	6681	C#	2025-11-20 17:03:07
10	Leffe G	7512	C#	2023-12-11 14:02:40

#	User	Length	Language	Date
1	Rachel Krohn	737	C++	2025-11-14 17:02:16
2	Grae Yeandle	1499	C++	2016-12-19 10:12:23
3	SlovakTastic	1518	C++	2025-04-22 14:25:17
4	Evan Michael Bailey	1519	C++	2023-10-12 01:23:05
5	Hyunjun Lee	1540	C++	2022-10-20 23:29:21
6	Frederick Pek	1611	C++	2021-06-17 11:25:46
7	Jacob Pfeifer	1617	C++	2023-11-18 16:46:50
8	Markus Mathiasen	1635	C++	2021-08-13 11:15:12
9	tarflah	1689	C++	2017-01-05 14:42:35
10	Jim Zhang	1696	C++	2017-05-19 21:57:54

#	User	Length	Language	Date
1	Norbert Voelker	2699	Go	2021-05-21 23:48:55
2	Hidden user	3658	Go	2024-05-04 23:43:42

#	User	Length	Language	Date
1	Lars Corbijn	2219	Haskell	2024-11-27 10:36:42
2	Brent Yorgey	2327	Haskell	2017-11-19 14:34:20
3	Lars Brünjes	4159	Haskell	2025-07-03 17:17:52
4	Hidden user	9568	Haskell	2019-11-02 14:47:44
5	Wilfried van Asten	15733	Haskell	2015-12-13 20:41:51

#	User	Length	Language	Date
1	Doug Goodman	2116	Java	2017-08-01 21:40:22
2	Kensen Shi	2157	Java	2015-10-10 20:45:48
3	Jacob Burroughs	2288	Java	2016-04-02 19:49:38
4	Dustin Pho	2358	Java	2015-10-10 22:22:30
5	Peter Steele	2358	Java	2015-10-11 03:34:44
6	Thomas Gaudioso	2513	Java	2015-10-11 00:00:08
7	Victor Nguyen	2543	Java	2020-06-23 01:48:50
8	Hidden user	2545	Java	2020-06-16 04:08:04
9	Alan Zhao	2561	Java	2015-10-10 21:50:18
10	Ryan Hunt	2577	Java	2016-10-22 21:53:58

#	User	Length	Language	Date
1	Sabrine Shami Karanganwa	3482	JavaScript (Node.js)	2025-09-27 05:36:51
2	Mikael Tennhammar	5614	JavaScript (Node.js)	2025-02-13 08:41:02

#	User	Length	Language	Date
1	Grim Reaper	1504	JavaScript (SpiderMonkey)	2023-10-13 00:35:58
2	Peter Kedemo	1617	JavaScript (SpiderMonkey)	2016-01-11 18:50:44
3	Bjørn Chr. Soltvedt	2016	JavaScript (SpiderMonkey)	2016-08-05 05:57:15
4	Christian Pilegaard Cederquist	3071	JavaScript (SpiderMonkey)	2023-02-04 08:12:50

#	User	Length	Language	Date
1	Vahagn Altunyan	2314	Julia	2024-06-20 15:01:03

#	User	Length	Language	Date
1	Stephen Atwood	2327	Kotlin	2024-03-12 02:54:39
2	Jacob Huebner	2881	Kotlin	2024-11-06 09:38:03
3	Neil Harmon	3226	Kotlin	2019-08-29 14:08:26

#	User	Length	Language	Date
1	Ingemar Ragnemalm	1855	Pascal	2018-09-16 09:05:46

#	User	Length	Language	Date
1	Susanne Ragnemalm	3182	PHP	2023-10-11 22:03:16

#	User	Length	Language	Date
1	Thomas Feld	707	Python 2	2019-09-23 14:54:19
2	Jesper Öqvist	1689	Python 2	2018-10-28 13:32:32

#	User	Length	Language	Date
1	Erik Åman	466	Python 3	2023-12-09 00:18:21
2	Jun Yan	552	Python 3	2023-10-13 15:12:38
3	Rachel Krohn	583	Python 3	2025-11-15 22:50:15
4	Lawry Sorenson	716	Python 3	2025-07-01 18:41:43
5	Si Jie Tan	759	Python 3	2025-07-28 05:43:41
6	Daniel Bogorad	775	Python 3	2025-09-01 04:43:39
7	Joe	830	Python 3	2025-11-12 04:42:29
8	Zayne Siew Rui Ze	831	Python 3	2023-09-28 07:59:40
9	Hugo Lom	834	Python 3	2024-01-27 11:12:32
10	Hu Yijie	849	Python 3	2022-03-11 11:46:22

#	User	Length	Language	Date
1	Thomas Feld	354	Ruby	2024-01-30 13:52:22
2	Kok Dith	1029	Ruby	2021-08-30 04:12:34

#	User	Length	Language	Date
1	Andrea Cattaneo	3123	Rust	2024-04-08 19:59:21
2	Leslie Yip	3477	Rust	2022-12-19 07:59:19
3	Carlos Eduardo González Carballosa	4351	Rust	2025-10-14 21:26:01
4	Edvin Berglund	4404	Rust	2023-11-14 16:37:51
5	Diego Alejandro Rodrigues Rodriguez	5019	Rust	2024-02-05 18:14:02
6	Heng Ly	5250	Rust	2024-01-01 18:26:51
7	William Tange	6408	Rust	2024-11-18 23:17:06
8	Erik Magnusson	6548	Rust	2024-02-17 15:00:54
9	Isak Jägberg	6599	Rust	2024-03-18 22:38:23
10	Colin Elfman	7416	Rust	2024-09-29 18:18:29

Solution running time distribution