Problem A
Walrus Weights — Problem Statistics

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Submissions	11846
Accepted submissions	3549
Submission ratio	29.96%
Authors	2717
Full solves [?]	2177
Full solve Ratio	80.13%

#	User	Runtime	Language	Date
1	Pontus Magnusson	0.02 s	C#	2016-05-27 13:05:20
2	Markus Brolin	0.02 s	C#	2016-10-23 07:20:21
3	Arnold Rauba	0.02 s	C#	2017-02-14 14:49:25
4	Mats Persson	0.02 s	C#	2017-10-27 19:11:49
5	Hidden user	0.02 s	C#	2017-10-27 19:53:41
6	Abdellatif Elyoussefy	0.02 s	C#	2020-06-17 00:19:54
7	Eralp Karakullukcu	0.02 s	C#	2023-03-09 15:44:30
8	Henry Dang	0.03 s	C#	2016-01-01 17:37:41
9	Samuel Sundström	0.03 s	C#	2016-05-10 11:17:58
10	László Hágó	0.03 s	C#	2017-02-05 19:01:03

#	User	Runtime	Language	Date
1	Lukas Frimer Tholander	0.41 s	F#	2024-09-11 23:52:23

#	User	Runtime	Language	Date
1	Joshua James Calba	0.00 s	Go	2025-10-01 00:56:42
2	Estref Katillari	0.01 s	Go	2023-10-03 23:50:58
3	Hidden user	0.01 s	Go	2024-10-07 03:59:25
4	Mai Odgaard	0.02 s	Go	2023-09-28 20:59:44
5	Norbert Voelker	0.03 s	Go	2023-03-19 17:03:12
6	Magnus C.F. Krøyer	0.09 s	Go	2019-10-13 18:59:47
7	Mattias Pernhult	0.10 s	Go	2016-05-12 10:40:20
8	Vilhelm Melkstam	0.63 s	Go	2022-02-17 15:15:59

#	User	Runtime	Language	Date
1	Simen Endsjø	0.01 s	Haskell	2017-11-09 21:12:57
2	Brent Yorgey	0.03 s	Haskell	2020-08-09 21:19:33
3	Jason Hooper	0.42 s	Haskell	2020-09-23 22:39:50
4	Gustav Kristensen	0.61 s	Haskell	2025-12-02 17:54:21

#	User	Runtime	Language	Date
1	Andreas Löfman	0.06 s	Java	2016-07-11 01:01:00
2	Tien Cam Ly	0.06 s	Java	2025-09-30 19:23:28
3	Mattias Lidén	0.07 s	Java	2015-12-28 18:33:09
4	Alexander Eliasson	0.07 s	Java	2016-03-14 11:33:44
5	Marius de Vogel	0.07 s	Java	2016-04-02 21:08:44
6	Henrik Akira Karlsson	0.07 s	Java	2016-08-24 01:09:04
7	Liam Keliher	0.07 s	Java	2016-08-29 23:15:07
8	Felix Grape	0.07 s	Java	2016-09-28 15:52:23
9	Robert Slutsky	0.07 s	Java	2017-03-15 19:55:47
10	Henrik Sandström	0.07 s	Java	2017-09-19 20:31:32

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.06 s	JavaScript (SpiderMonkey)	2023-06-04 14:06:49
2	Zach Tschetter	0.15 s	JavaScript (SpiderMonkey)	2023-06-16 20:07:48
3	Tushar Kumar	0.16 s	JavaScript (SpiderMonkey)	2020-10-21 23:07:44
4	Nop Nop	0.19 s	JavaScript (SpiderMonkey)	2020-06-14 02:47:57
5	Connor Curry	0.19 s	JavaScript (SpiderMonkey)	2021-10-25 01:47:05
6	Saarthak Sharma	0.20 s	JavaScript (SpiderMonkey)	2020-11-20 04:27:01
7	Zia Farrukh Shaikh	0.20 s	JavaScript (SpiderMonkey)	2021-10-25 01:10:10
8	Hidden user	0.27 s	JavaScript (SpiderMonkey)	2019-09-19 23:47:51
9	tmey	0.27 s	JavaScript (SpiderMonkey)	2019-12-19 21:01:18
10	Hidden user	0.28 s	JavaScript (SpiderMonkey)	2019-04-22 23:14:40

#	User	Runtime	Language	Date
1	Timothy Gaede	0.57 s	Julia	2025-08-05 11:04:16

#	User	Runtime	Language	Date
1	Phường Lên	0.25 s	Kotlin	2020-05-21 22:06:02
2	Dayan Ruben Gonzalez	0.25 s	Kotlin	2020-10-05 17:46:52
3	Chris Johnson	0.27 s	Kotlin	2025-03-24 11:56:12
4	Benjamin Laurence Erickson	0.28 s	Kotlin	2018-07-24 16:43:11
5	Silas Lenz	0.31 s	Kotlin	2019-03-25 13:33:46
6	Adam Rankin	0.31 s	Kotlin	2023-05-10 20:08:31

#	User	Runtime	Language	Date
1	Sebastian Lau	0.11 s	PHP	2016-01-17 23:46:06
2	Andreas Rost	0.15 s	PHP	2016-03-10 12:16:04

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.03 s	Python 2	2024-01-19 02:07:04
2	Hidden user	0.04 s	Python 2	2016-04-01 21:52:07
3	Sigurður Jens Albertsson	0.04 s	Python 2	2017-11-19 17:01:24
4	Katherine Buhler	0.04 s	Python 2	2018-02-12 01:06:28
5	Oskar Haarklou Veileborg	0.04 s	Python 2	2018-10-24 16:42:43
6	Hasan Kalzi	0.04 s	Python 2	2024-03-06 12:38:09
7	Alvaro Silvino	0.05 s	Python 2	2016-04-09 02:30:00
8	Noah Ó Donnaile	0.05 s	Python 2	2018-05-29 22:33:37
9	Olof Heurgren	0.05 s	Python 2	2019-06-10 11:29:22
10	Andreas Björklund	0.05 s	Python 2	2019-06-25 20:44:34

#	User	Runtime	Language	Date
1	Lennart Meyling	0.04 s	Python 3	2024-12-27 22:38:48
2	Cosima Dotzauer	0.04 s	Python 3	2026-02-08 15:05:50
3	Dominik	0.04 s	Python 3	2026-02-10 23:01:06
4	Hidden user	0.04 s	Python 3	2026-02-12 20:09:53
5	Marvin Stepper	0.04 s	Python 3	2026-02-14 16:50:05
6	Vincent Lagerros	0.05 s	Python 3	2024-01-19 02:05:09
7	Viggo Gascou	0.05 s	Python 3	2024-09-19 15:45:22
8	Ole Vik Lysne	0.05 s	Python 3	2024-10-08 17:50:21
9	Hasan Kalzi	0.05 s	Python 3	2025-01-28 15:39:48
10	Brynjar Már Björnsson	0.05 s	Python 3	2025-02-19 16:52:51

#	User	Runtime	Language	Date
1	Casper Christensen	0.08 s	Ruby	2016-03-14 15:30:22
2	André Danielsson	0.09 s	Ruby	2016-09-28 22:04:48
3	Hidden user	0.09 s	Ruby	2017-10-18 03:17:56
4	Andreas Severin Hauch Trøstrup	0.12 s	Ruby	2024-09-17 14:45:14
5	Thomas Feld	0.12 s	Ruby	2025-10-20 09:45:02
6	Frederik Petersen	0.22 s	Ruby	2024-09-17 14:32:55

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.00 s	Zig	2024-01-18 20:26:56
2	Felix Stenberg	0.10 s	Zig	2025-01-25 11:53:36

#	User	Length	Language	Date
1	Mirel Cosulschi	603	C	2023-12-01 10:06:10
2	Sveinn Máni Jónsson	672	C	2021-02-17 01:43:34
3	Matei Neagu	672	C	2023-10-12 22:50:50
4	Jón Steinn Elíasson	681	C	2020-05-28 12:56:03
5	Zachary Allen Catindig	716	C	2024-05-10 15:07:45
6	Christian Lindeström	731	C	2016-10-06 17:07:34
7	Samuel Wrååk	750	C	2016-11-20 13:33:26
8	Alexander Bilde Pedersen	767	C	2024-09-24 21:52:18
9	Oscar Cusin	781	C	2024-01-19 16:14:36
10	Agis Daniels	868	C	2022-02-01 15:12:46

#	User	Length	Language	Date
1	traxex	423	C#	2024-05-06 16:30:04
2	Andrei Cosovan	988	C#	2026-02-04 18:58:05
3	Tore Asbjørn Tonnisen Kjelds	1129	C#	2023-09-28 21:04:04
4	Nicklas Lundsteen Jensen	1235	C#	2025-09-24 16:23:48
5	Michael Daniel Fabiriucs	1244	C#	2024-09-21 16:56:56
6	Christoffer Nissen	1252	C#	2019-11-11 21:44:34
7	Hakan Yurt	1368	C#	2023-03-10 13:41:46
8	Andrzej Krajniak	1387	C#	2016-03-05 22:25:06
9	Lukas L. Hjelmstrand	1436	C#	2024-09-20 16:15:45
10	Asger Schou Jacobsen	1447	C#	2022-09-29 15:53:44

#	User	Length	Language	Date
1	Frans Meulenbroeks	176	C++	2025-03-09 09:23:09
2	Jannik Olbrich	178	C++	2022-10-17 21:41:19
3	sakthivel 7	289	C++	2023-01-11 17:36:52
4	Modan Han	320	C++	2017-07-29 21:21:05
5	Dagur Þórisson	337	C++	2024-09-27 17:18:12
6	Mathias Gernez	346	C++	2025-06-25 03:50:02
7	William Gan	393	C++	2017-11-23 18:18:15
8	Roger Chen	400	C++	2022-10-10 17:58:48
9	Hidden user	400	C++	2025-01-22 18:01:53
10	Lennart Meyling	401	C++	2024-06-29 23:02:02

#	User	Length	Language	Date
1	Lukas Frimer Tholander	2426	F#	2024-09-11 23:52:23

#	User	Length	Language	Date
1	Estref Katillari	505	Go	2023-10-03 23:50:58
2	Joshua James Calba	838	Go	2025-10-01 00:56:42
3	Mai Odgaard	1073	Go	2023-09-28 20:59:44
4	Vilhelm Melkstam	1097	Go	2022-02-17 15:15:59
5	Mattias Pernhult	1116	Go	2016-05-12 10:40:20
6	Magnus C.F. Krøyer	1193	Go	2019-10-13 18:59:47
7	Norbert Voelker	1360	Go	2023-03-19 17:03:12
8	Hidden user	11988	Go	2024-10-07 03:59:25

#	User	Length	Language	Date
1	Gustav Kristensen	603	Haskell	2025-12-02 17:54:21
2	Brent Yorgey	914	Haskell	2017-11-03 05:29:22
3	Simen Endsjø	1121	Haskell	2017-11-09 21:21:18
4	Jason Hooper	1713	Haskell	2020-09-23 22:24:09

#	User	Length	Language	Date
1	Doug Goodman	625	Java	2016-06-15 21:13:01
2	Måns Magnusson	660	Java	2016-04-02 00:21:55
3	Darrin Wiley	710	Java	2016-01-07 05:54:59
4	Trey Woodlief	726	Java	2017-10-03 00:05:17
5	Hidden user	742	Java	2016-05-22 09:56:59
6	Vincent Roy-St-Jean	768	Java	2023-11-20 20:35:22
7	David Lovato	776	Java	2017-09-26 00:53:51
8	Domenick Dibiase	779	Java	2017-09-26 00:49:21
9	Erik Baalhuis	782	Java	2015-09-27 19:03:27
10	Hidden Name	795	Java	2025-03-03 07:45:18

#	User	Length	Language	Date
1	Zach Tschetter	322	JavaScript (SpiderMonkey)	2023-06-16 20:07:48
2	Connor Curry	643	JavaScript (SpiderMonkey)	2021-10-25 01:35:56
3	John Doe	665	JavaScript (SpiderMonkey)	2015-12-24 04:25:58
4	Urban Fisk	665	JavaScript (SpiderMonkey)	2016-09-17 22:33:30
5	Vivek Raj	665	JavaScript (SpiderMonkey)	2016-09-21 14:36:49
6	Apuroop Paleti	665	JavaScript (SpiderMonkey)	2017-03-10 00:10:34
7	Hidden user	665	JavaScript (SpiderMonkey)	2017-07-27 12:16:54
8	Indof Tilen	665	JavaScript (SpiderMonkey)	2018-03-05 11:46:27
9	Hidden user	665	JavaScript (SpiderMonkey)	2019-04-22 23:14:40
10	tmey	665	JavaScript (SpiderMonkey)	2019-12-19 21:01:18

#	User	Length	Language	Date
1	Timothy Gaede	964	Julia	2025-08-05 11:04:16

#	User	Length	Language	Date
1	Chris Johnson	874	Kotlin	2025-03-24 11:56:12
2	Dayan Ruben Gonzalez	963	Kotlin	2020-10-05 17:46:52
3	Benjamin Laurence Erickson	1029	Kotlin	2018-07-24 16:43:11
4	Adam Rankin	1397	Kotlin	2023-05-10 20:08:31
5	Phường Lên	2243	Kotlin	2020-05-21 22:06:02
6	Silas Lenz	3622	Kotlin	2019-03-25 13:33:46

#	User	Length	Language	Date
1	Sebastian Lau	873	PHP	2016-01-17 22:15:20
2	Andreas Rost	1188	PHP	2016-03-10 12:16:04

#	User	Length	Language	Date
1	Vincent Lagerros	136	Python 2	2024-01-20 02:39:54
2	Michael Huang	311	Python 2	2018-03-22 16:05:12
3	Andreas Björklund	314	Python 2	2019-06-25 20:44:34
4	Benjamin Darnell	340	Python 2	2020-11-21 09:18:52
5	Johan Lyts	361	Python 2	2021-01-15 14:06:54
6	Oskar Haarklou Veileborg	384	Python 2	2018-10-24 16:42:43
7	Hidden user	418	Python 2	2016-04-01 21:52:07
8	Hidden user	436	Python 2	2022-10-12 00:46:26
9	Lars Åström	440	Python 2	2018-04-02 17:54:47
10	Måns Magnusson	457	Python 2	2018-04-02 17:55:47

#	User	Length	Language	Date
1	Hidden user	117	Python 3	2023-02-09 15:46:49
2	Lennart Meyling	119	Python 3	2025-05-20 23:31:37
3	Vincent Lagerros	127	Python 3	2024-08-24 23:12:56
4	Michael Goldwasser	136	Python 3	2024-09-19 07:40:17
5	David Strømme Eikeland	137	Python 3	2024-06-25 16:12:02
6	logs two	170	Python 3	2025-11-20 01:49:47
7	Varun Asuri	184	Python 3	2023-04-11 05:51:44
8	Ahmed Chamseddine	187	Python 3	2024-10-11 23:17:24
9	Peter Stauder	193	Python 3	2023-04-08 16:53:31
10	Hermann Ingi Hermannsson	216	Python 3	2024-02-14 16:30:09

#	User	Length	Language	Date
1	Thomas Feld	86	Ruby	2025-10-20 10:24:27
2	Andreas Severin Hauch Trøstrup	98	Ruby	2024-09-17 14:45:55
3	Frederik Petersen	131	Ruby	2024-09-17 14:32:55
4	Casper Christensen	247	Ruby	2016-03-14 15:30:22
5	Hidden user	399	Ruby	2017-10-18 02:18:08
6	André Danielsson	536	Ruby	2016-09-28 22:04:48

#	User	Length	Language	Date
1	Vincent Lagerros	377	Rust	2024-10-28 12:57:39
2	Rasmus Andersson	391	Rust	2024-01-19 13:14:27
3	Azeez Daoud	412	Rust	2024-10-27 19:06:29
4	Jonas Ulsnes Jørgensen	669	Rust	2024-09-30 16:03:38
5	Andreas Severin Hauch Trøstrup	686	Rust	2024-09-20 16:17:41
6	Stephen Downward	740	Rust	2020-10-15 17:55:12
7	Christoffer Andersson	844	Rust	2024-01-22 23:50:21
8	Ahmad Sattar Atta	873	Rust	2023-10-03 13:42:55
9	Benjamin Storm Larsen	890	Rust	2025-09-28 13:07:50
10	trinity Pointard	903	Rust	2019-10-16 08:37:40

#	User	Length	Language	Date
1	Vincent Lagerros	375	Zig	2024-01-18 21:08:39
2	Felix Stenberg	6723	Zig	2025-01-25 12:05:32

Solution running time distribution