Problem I
Multiplication — Problem Statistics

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Submissions	1357
Accepted submissions	959
Submission ratio	70.67%
Authors	436
Full solves [?]	374
Full solve Ratio	85.78%

#	User	Score	Language	Date
1	Sebastian Banert	100	Ada	2024-10-20 22:17:08

#	User	Score	Language	Date
1	Chenzhang Hu	100	Bash	2024-06-29 15:39:36
2	Gunnsteinn Þór Ólason	35	Bash	2024-06-14 19:40:53
3	Danny Robinson	35	Bash	2024-08-29 17:18:51

#	User	Score	Language	Date
1	Mikael K Eriksson	100	C	2024-09-13 11:03:48
2	arda atci	100	C	2025-02-10 01:03:18
3	Mirel Cosulschi	100	C	2025-04-10 18:57:16
4	Mattias Vinje	100	C	2025-04-23 20:07:57
5	Thanh Bình Lê	100	C	2025-10-13 03:00:31
6	Đăng Khoa Hà Thúc	100	C	2025-10-13 03:25:44
7	Lê Nguyễn	100	C	2025-10-13 03:41:21
8	Vo Hoang Phuc	100	C	2025-10-14 11:40:18
9	Álfgrímur Davíð	99	C	2024-06-08 13:52:48
10	Hidden user	99	C	2024-06-13 10:34:57

#	User	Score	Language	Date
1	Umar Rasyid	100	C#	2025-01-15 23:38:41
2	Deci Bel	100	C#	2025-08-18 22:42:52
3	Simon Mathiasen	100	C#	2025-12-13 16:46:56

#	User	Score	Language	Date
1	Magnus Baasch Langkilde	99	F#	2025-04-04 13:04:50

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2024-06-14 21:15:33

#	User	Score	Language	Date
1	Hidden user	100	Haskell	2024-06-08 13:02:57
2	Steinar Simonnes	100	Haskell	2024-06-24 17:27:41
3	Brent Yorgey	100	Haskell	2024-06-27 14:48:38
4	Brian Hwang	100	Haskell	2024-08-13 09:42:48
5	Herdi Saleh	100	Haskell	2024-08-30 18:59:10
6	Ng Tek In	100	Haskell	2024-12-02 02:58:30
7	Jan Hrček	100	Haskell	2024-12-26 09:01:15
8	Gavin Dunlap	100	Haskell	2025-10-06 21:40:57

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2024-06-08 15:18:50
2	Christian Pilegaard Cederquist	100	JavaScript (SpiderMonkey)	2024-06-18 07:03:17
3	Zach Tschetter	100	JavaScript (SpiderMonkey)	2024-08-05 20:05:35
4	Jimmy Gustafsson	100	JavaScript (SpiderMonkey)	2024-08-19 15:05:31

#	User	Score	Language	Date
1	Timothy Gaede	100	Julia	2024-06-11 10:51:51
2	Danny Robinson	100	Julia	2024-08-29 17:13:47
3	Hidden user	100	Julia	2025-04-08 22:49:31

#	User	Score	Language	Date
1	Martijn Muijsers	100	Kotlin	2024-07-05 08:55:24
2	Adam Rankin	100	Kotlin	2026-01-12 20:17:29

#	User	Score	Language	Date
1	Zeheng Li	35	Lua	2024-08-26 06:08:43

#	User	Score	Language	Date
1	Hidden user	100	OCaml	2024-07-11 19:21:29
2	Hidden user	100	OCaml	2024-08-29 13:49:33
3	Sebastian Banert	100	OCaml	2024-09-01 23:49:55
4	Hidden user	100	OCaml	2024-10-04 21:12:25

#	User	Score	Language	Date
1	Andriy Zyevakov	100	Prolog	2024-09-14 00:45:59

#	User	Score	Language	Date
1	Johan Lyts	100	Python 2	2024-06-09 13:18:45
2	David Teglas	100	Python 2	2025-07-26 11:30:04
3	I Lucian	100	Python 2	2025-07-26 11:33:30

#	User	Score	Language	Date
1	Thomas Feld	100	Ruby	2024-08-16 13:16:37
2	Chenzhang Hu	100	Ruby	2025-09-22 15:19:18

#	User	Score	Language	Date
1	Frank Endriss	100	Rust	2024-06-12 13:16:18
2	Erik Magnusson	100	Rust	2024-06-14 11:10:41
3	Pankajkumar Patro	100	Rust	2024-08-30 10:22:02
4	Ryan Tan	100	Rust	2024-09-03 12:26:45
5	Vincent Lagerros	100	Rust	2025-02-02 16:25:54
6	Mikael Fiala-Lundström	100	Rust	2025-02-24 23:04:32
7	August Lind	100	Rust	2026-01-01 15:08:04
8	Hidden user	100	Rust	2026-01-27 16:37:14
9	Sawyer Grimm	99	Rust	2025-10-19 08:11:53
10	Bas Dirks	35	Rust	2025-01-16 20:40:33

#	User	Runtime	Language	Date
1	Sebastian Banert	0.00 s	Ada	2024-10-20 22:17:08

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.08 s	Bash	2024-06-29 15:39:36

#	User	Runtime	Language	Date
1	Mikael K Eriksson	0.00 s	C	2024-09-13 11:03:48
2	arda atci	0.00 s	C	2025-02-10 01:03:18
3	Mirel Cosulschi	0.00 s	C	2025-04-10 18:57:16
4	Mattias Vinje	0.00 s	C	2025-04-23 20:07:57
5	Thanh Bình Lê	0.00 s	C	2025-10-13 03:00:31
6	Đăng Khoa Hà Thúc	0.00 s	C	2025-10-13 03:25:44
7	Lê Nguyễn	0.00 s	C	2025-10-13 03:41:21
8	Vo Hoang Phuc	0.00 s	C	2025-10-14 11:40:18

#	User	Runtime	Language	Date
1	Deci Bel	0.05 s	C#	2025-08-18 22:42:52
2	Umar Rasyid	0.06 s	C#	2025-01-15 23:38:41
3	Simon Mathiasen	0.06 s	C#	2025-12-13 16:46:56

#	User	Runtime	Language	Date
1	Norbert Voelker	0.00 s	Go	2024-06-14 21:15:33

#	User	Runtime	Language	Date
1	Steinar Simonnes	0.00 s	Haskell	2024-06-24 17:27:41
2	Ng Tek In	0.00 s	Haskell	2024-12-02 02:58:30
3	Hidden user	0.01 s	Haskell	2024-06-08 13:02:57
4	Brent Yorgey	0.01 s	Haskell	2024-06-27 14:48:38
5	Brian Hwang	0.01 s	Haskell	2024-08-13 09:42:48
6	Herdi Saleh	0.01 s	Haskell	2024-08-30 18:59:10
7	Jan Hrček	0.01 s	Haskell	2024-12-26 09:01:15
8	Gavin Dunlap	0.01 s	Haskell	2025-10-06 21:40:57

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.05 s	Java	2024-07-18 17:45:55
2	Ben Cobb	0.05 s	Java	2024-09-20 05:25:50
3	Zach Sousa	0.05 s	Java	2024-10-14 21:39:31
4	Stela Palii	0.05 s	Java	2024-12-04 21:56:47
5	Hidden user	0.05 s	Java	2025-06-01 10:12:56
6	Nathan Oakey	0.05 s	Java	2025-10-08 06:52:25
7	Love Zentio	0.05 s	Java	2025-12-21 03:23:26
8	Bjørn Dons	0.06 s	Java	2024-06-08 17:35:45
9	Issa Issack	0.08 s	Java	2024-07-17 06:52:21
10	Guangyi Zhou	0.08 s	Java	2024-12-29 09:41:50

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2024-06-08 15:18:50
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2024-06-18 07:03:17
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2024-08-05 20:05:35
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-08-19 15:05:31

#	User	Runtime	Language	Date
1	Hidden user	0.35 s	Julia	2025-04-08 22:49:31
2	Danny Robinson	0.64 s	Julia	2024-08-29 17:13:47
3	Timothy Gaede	0.79 s	Julia	2024-06-11 10:51:51

#	User	Runtime	Language	Date
1	Martijn Muijsers	0.19 s	Kotlin	2024-07-05 08:55:24
2	Adam Rankin	0.22 s	Kotlin	2026-01-12 20:17:29

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	OCaml	2024-07-11 19:21:29
2	Hidden user	0.00 s	OCaml	2024-08-29 13:49:33
3	Sebastian Banert	0.00 s	OCaml	2024-09-01 23:49:55
4	Hidden user	0.00 s	OCaml	2024-10-04 21:12:25

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.03 s	Prolog	2024-09-14 00:45:59

#	User	Runtime	Language	Date
1	Johan Lyts	0.03 s	Python 2	2024-06-09 13:18:45
2	David Teglas	0.08 s	Python 2	2025-07-26 11:30:04
3	I Lucian	0.08 s	Python 2	2025-07-26 11:33:30

#	User	Runtime	Language	Date
1	Noah Hessen Bjerke	0.04 s	Python 3	2024-08-29 17:04:58
2	Sander Oppen	0.04 s	Python 3	2024-08-29 17:05:42
3	Petr	0.04 s	Python 3	2024-11-03 15:37:00
4	Firman Syah	0.04 s	Python 3	2024-11-12 02:13:40
5	Rebecca Jackson	0.04 s	Python 3	2025-02-19 22:41:38
6	Sana- foot	0.04 s	Python 3	2025-03-31 09:57:19
7	Maureen Gavroy	0.04 s	Python 3	2025-03-31 10:17:57
8	Dominic Berzin Chua Way Gin	0.04 s	Python 3	2025-04-17 08:46:36
9	Rachel Ercin	0.04 s	Python 3	2025-05-07 11:42:15
10	Javier Jose Marin Salazar	0.04 s	Python 3	2025-06-20 21:23:21

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2024-08-16 13:16:37
2	Chenzhang Hu	0.13 s	Ruby	2025-09-22 15:19:18

#	User	Runtime	Language	Date
1	Frank Endriss	0.00 s	Rust	2024-06-12 13:16:18
2	Erik Magnusson	0.00 s	Rust	2024-06-14 11:10:41
3	Pankajkumar Patro	0.00 s	Rust	2024-08-30 10:22:02
4	Ryan Tan	0.00 s	Rust	2024-09-03 12:26:45
5	Vincent Lagerros	0.00 s	Rust	2025-02-02 16:25:54
6	Mikael Fiala-Lundström	0.00 s	Rust	2025-02-24 23:04:32
7	August Lind	0.00 s	Rust	2026-01-01 15:08:04
8	Hidden user	0.00 s	Rust	2026-01-27 16:37:14

#	User	Length	Language	Date
1	Sebastian Banert	496	Ada	2024-10-20 22:17:08

#	User	Length	Language	Date
1	Chenzhang Hu	37	Bash	2025-09-13 00:23:10

#	User	Length	Language	Date
1	Mirel Cosulschi	239	C	2025-04-10 18:57:16
2	Mikael K Eriksson	289	C	2024-09-13 11:03:48
3	arda atci	293	C	2025-02-10 01:03:18
4	Thanh Bình Lê	309	C	2025-10-13 03:00:31
5	Vo Hoang Phuc	320	C	2025-10-14 11:40:18
6	Đăng Khoa Hà Thúc	365	C	2025-10-13 03:25:44
7	Lê Nguyễn	373	C	2025-10-13 03:41:21
8	Mattias Vinje	608	C	2025-04-23 20:07:57

#	User	Length	Language	Date
1	Deci Bel	245	C#	2025-08-18 22:42:52
2	Simon Mathiasen	301	C#	2025-12-13 16:46:56
3	Umar Rasyid	620	C#	2025-01-15 23:38:41

#	User	Length	Language	Date
1	Anders Mouanga	145	C++	2025-09-25 06:13:11
2	Youran Zheng	229	C++	2024-07-14 05:37:47
3	Jesús Pacheco Alonso	234	C++	2024-11-20 17:37:32
4	Daniel Fernando Santos Bustos	239	C++	2024-07-30 16:59:05
5	Võ Hồng Khanh	246	C++	2025-10-12 10:37:18
6	Sophie Zeihen	256	C++	2025-06-13 11:08:22
7	Hidden user	257	C++	2025-09-01 05:23:06
8	Joachim Horshauge	264	C++	2025-09-15 15:32:01
9	Ana-Maria Petre	265	C++	2024-08-11 17:56:51
10	Abel KPOHINTO	270	C++	2025-07-20 00:11:08

#	User	Length	Language	Date
1	Norbert Voelker	578	Go	2024-06-14 21:16:15

#	User	Length	Language	Date
1	Jan Hrček	67	Haskell	2024-12-26 09:01:15
2	Herdi Saleh	106	Haskell	2024-08-30 19:09:57
3	Hidden user	143	Haskell	2024-06-08 13:02:57
4	Brian Hwang	197	Haskell	2024-08-13 09:42:48
5	Gavin Dunlap	234	Haskell	2025-10-06 21:40:57
6	Steinar Simonnes	476	Haskell	2024-06-24 17:27:41
7	Brent Yorgey	581	Haskell	2024-06-27 14:48:38
8	Ng Tek In	1561	Haskell	2024-12-02 02:58:30

#	User	Length	Language	Date
1	David Paul	388	Java	2024-07-02 20:43:31
2	Florian Klöckner	421	Java	2025-06-26 16:08:29
3	Hidden user	434	Java	2025-02-12 08:51:18
4	Mohamed Sorour	436	Java	2024-10-16 05:19:47
5	Mo	436	Java	2024-10-16 05:27:44
6	Martha E.	437	Java	2024-12-05 01:31:25
7	Caleb Wyatt Detwiler	452	Java	2024-09-25 18:22:06
8	Mariana Hans	457	Java	2024-09-28 00:38:31
9	Dylan	477	Java	2024-10-15 20:49:57
10	Srujan Ponnapalli	483	Java	2026-01-13 00:34:10

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	71	JavaScript (SpiderMonkey)	2024-06-18 07:04:56
2	Jimmy Gustafsson	90	JavaScript (SpiderMonkey)	2024-08-19 15:05:31
3	Zach Tschetter	100	JavaScript (SpiderMonkey)	2024-08-05 20:05:35
4	Bjørn Chr. Soltvedt	140	JavaScript (SpiderMonkey)	2024-06-08 15:20:17

#	User	Length	Language	Date
1	Danny Robinson	55	Julia	2024-08-29 17:13:47
2	Hidden user	177	Julia	2025-04-08 22:49:31
3	Timothy Gaede	261	Julia	2024-06-11 10:51:51

#	User	Length	Language	Date
1	Adam Rankin	216	Kotlin	2026-01-12 20:17:29
2	Martijn Muijsers	487	Kotlin	2024-07-05 08:55:24

#	User	Length	Language	Date
1	Hidden user	178	OCaml	2024-10-04 21:12:25
2	Sebastian Banert	217	OCaml	2024-09-01 23:49:55
3	Hidden user	255	OCaml	2024-08-29 13:49:33
4	Hidden user	271	OCaml	2024-07-11 19:21:29

#	User	Length	Language	Date
1	Andriy Zyevakov	1764	Prolog	2024-09-14 00:45:59

#	User	Length	Language	Date
1	Johan Lyts	103	Python 2	2024-06-09 13:18:45
2	David Teglas	105	Python 2	2025-07-26 11:30:04
3	I Lucian	153	Python 2	2025-07-26 11:33:30

#	User	Length	Language	Date
1	Sander Oppen	57	Python 3	2024-08-23 16:39:57
2	Noah Hessen Bjerke	57	Python 3	2024-08-29 17:05:56
3	Harry Zhang	61	Python 3	2024-06-29 02:46:00
4	Michael Kennedy	61	Python 3	2025-08-15 14:19:02
5	Thibault Raffaillac	63	Python 3	2024-08-19 17:12:05
6	Peter Stauder	68	Python 3	2024-08-18 21:45:59
7	Gunnsteinn Þór Ólason	69	Python 3	2024-06-29 23:17:16
8	Iman Khodadi	70	Python 3	2024-07-21 16:38:27
9	David Aldenbro	70	Python 3	2025-02-24 17:59:09
10	Farzam Abrishami	70	Python 3	2025-04-23 23:52:53

#	User	Length	Language	Date
1	Thomas Feld	35	Ruby	2024-08-16 13:19:01
2	Chenzhang Hu	141	Ruby	2025-09-22 15:19:18

#	User	Length	Language	Date
1	Vincent Lagerros	194	Rust	2025-02-02 16:25:54
2	Pankajkumar Patro	419	Rust	2024-08-30 10:22:02
3	August Lind	487	Rust	2026-01-01 15:08:04
4	Ryan Tan	535	Rust	2024-09-03 12:26:45
5	Mikael Fiala-Lundström	609	Rust	2025-02-24 23:04:32
6	Frank Endriss	747	Rust	2024-06-12 13:16:18
7	Hidden user	1616	Rust	2026-01-27 16:37:14
8	Erik Magnusson	3943	Rust	2024-06-14 11:10:41

Solution running time distribution