Problem A
Laptop Sticker — Problem Statistics

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Submissions	7659
Accepted submissions	4148
Submission ratio	54.16%
Authors	3994
Full solves [?]	3800
Full solve Ratio	95.14%

#	User	Runtime	Language	Date
1	Michael Wichlinski	0.00 s	Ada	2025-03-24 23:48:18

#	User	Runtime	Language	Date
1	Matzuka	0.01 s	APL	2025-03-29 09:58:00

#	User	Runtime	Language	Date
1	Thomas Feld	0.01 s	Bash	2023-04-25 09:11:29
2	Frans Meulenbroeks	0.01 s	Bash	2024-11-10 18:24:59
3	Chandler McFarland	0.01 s	Bash	2025-03-12 18:55:40
4	Manish shrestha	0.01 s	Bash	2025-04-15 11:26:29
5	Chenzhang Hu	0.01 s	Bash	2025-09-12 14:46:11

#	User	Runtime	Language	Date
1	Matilda V Mjd	0.02 s	C#	2021-04-27 15:37:24
2	Hussein Almngoshi	0.02 s	C#	2021-05-02 01:50:20
3	Petra Marc	0.02 s	C#	2021-05-02 14:56:18
4	Jesper Bengtsson	0.02 s	C#	2021-05-11 15:43:31
5	Peter Andersen	0.02 s	C#	2021-05-12 21:47:34
6	Nagababu Vagenti	0.02 s	C#	2021-05-14 19:10:28
7	Per Wendt	0.02 s	C#	2021-05-18 14:45:40
8	Ricardo Miguel Bento Gabriel	0.02 s	C#	2021-05-22 01:49:26
9	Rasmus Öjebro	0.02 s	C#	2021-05-23 22:41:30
10	Hidden user	0.02 s	C#	2021-05-29 02:07:44

#	User	Runtime	Language	Date
1	Michael van den Beukel	0.00 s	COBOL	2023-04-11 11:34:12

#	User	Runtime	Language	Date
1	Ralf Jonas	0.01 s	Common Lisp	2023-09-08 10:54:47

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	F#	2021-07-03 00:18:15
2	Jacob Harris Cryer Kragh	0.04 s	F#	2022-05-26 16:33:21
3	Jesper Bengtson	0.07 s	F#	2021-05-07 16:15:56

#	User	Runtime	Language	Date
1	Drake Schram	0.00 s	Fortran	2025-04-21 15:02:46

#	User	Runtime	Language	Date
1	Tyler D Kelley	0.00 s	Go	2025-02-17 17:17:02
2	Siona Beaudoin	0.00 s	Go	2025-04-01 03:47:46
3	Jimmy Nejtron	0.02 s	Go	2022-12-14 21:32:52
4	Zeheng Li	0.02 s	Go	2022-12-29 18:08:18
5	Kok Dith	0.07 s	Go	2021-07-30 16:18:41
6	Andey Robins	0.07 s	Go	2021-08-29 18:34:30
7	Tony Huynh	0.07 s	Go	2022-01-13 01:25:11
8	Norbert Voelker	0.08 s	Go	2021-04-26 18:27:38
9	Daniel Agatan	0.08 s	Go	2021-05-15 13:34:36
10	dick move	0.08 s	Go	2021-05-15 22:56:46

#	User	Runtime	Language	Date
1	Ng Tek In	0.00 s	Haskell	2022-08-06 19:04:44
2	Greg Gorlen	0.00 s	Haskell	2022-10-13 21:29:11
3	erling bratli	0.00 s	Haskell	2022-11-16 15:41:42
4	Tobias Meyer	0.00 s	Haskell	2022-11-18 13:47:50
5	Sebastian Banert	0.00 s	Haskell	2023-04-21 00:08:32
6	Greg Rosser	0.00 s	Haskell	2023-08-07 21:10:07
7	Steinar Simonnes	0.00 s	Haskell	2024-01-15 09:02:37
8	Brent Yorgey	0.01 s	Haskell	2021-04-27 00:07:37
9	David Zacek	0.01 s	Haskell	2021-05-01 19:03:53
10	Evert Hofland	0.01 s	Haskell	2021-05-05 17:16:10

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.04 s	Java	2024-12-30 07:00:44
2	Daniel Gutierrez Duarte	0.04 s	Java	2025-03-08 02:41:32
3	Lee Heng Sheng	0.05 s	Java	2024-04-27 13:05:17
4	Markus Bao	0.05 s	Java	2025-07-23 06:47:19
5	Sharon Barak	0.06 s	Java	2021-04-23 01:33:22
6	Chris Gittings	0.06 s	Java	2021-04-26 20:25:22
7	Tan Jia Le Damien	0.06 s	Java	2021-04-27 11:57:04
8	Crystal Sharpe	0.06 s	Java	2021-05-01 09:43:44
9	Kristoffer Borgstrøm	0.06 s	Java	2021-05-03 12:30:18
10	Joas Haunstrup	0.06 s	Java	2021-05-07 16:10:42

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2024-08-22 01:22:17
2	Yassin Swag	0.05 s	JavaScript (Node.js)	2023-12-10 13:28:02
3	John	0.09 s	JavaScript (Node.js)	2022-07-15 01:13:26
4	Samuel Högfeldt	0.09 s	JavaScript (Node.js)	2022-07-21 09:02:21
5	Admir Agic	0.09 s	JavaScript (Node.js)	2022-10-17 16:02:10
6	Marko Doroch	0.09 s	JavaScript (Node.js)	2022-12-11 00:08:54
7	Karim Dridi	0.41 s	JavaScript (Node.js)	2022-01-13 23:55:31
8	Sejin Park	0.42 s	JavaScript (Node.js)	2021-05-11 04:00:10
9	Antoine Bauri	0.42 s	JavaScript (Node.js)	2021-06-04 15:55:37
10	Ralf Leistad	0.42 s	JavaScript (Node.js)	2021-08-06 10:13:43

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2021-04-26 18:32:49
2	Peter Menyes	0.02 s	JavaScript (SpiderMonkey)	2021-08-08 20:42:00
3	Nicklas Utgaard	0.02 s	JavaScript (SpiderMonkey)	2021-12-22 19:41:11
4	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2022-08-16 09:45:07
5	Alexander Vestin	0.02 s	JavaScript (SpiderMonkey)	2022-10-16 15:32:58
6	Christian Cederquist	0.02 s	JavaScript (SpiderMonkey)	2022-11-04 16:00:59
7	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-04-22 19:20:28
8	Alex Montgomery	0.02 s	JavaScript (SpiderMonkey)	2024-01-19 16:32:46
9	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2024-04-20 07:51:22
10	Ben Armstrong	0.02 s	JavaScript (SpiderMonkey)	2025-07-17 00:17:06

#	User	Runtime	Language	Date
1	Timothy Gaede	0.49 s	Julia	2024-03-24 07:58:51
2	Danny Robinson	0.52 s	Julia	2023-06-22 04:00:12

#	User	Runtime	Language	Date
1	Albert Pala	0.11 s	Kotlin	2021-05-27 02:38:47
2	Thanh Le	0.11 s	Kotlin	2021-08-29 00:00:35
3	Nicholas Johnson	0.12 s	Kotlin	2021-08-13 22:48:30
4	Jacob Huebner	0.13 s	Kotlin	2021-04-27 13:47:43
5	Roger Bongers	0.14 s	Kotlin	2021-06-26 19:39:50
6	Marit van Dijk	0.14 s	Kotlin	2021-09-13 20:01:02
7	Ola Sundell	0.14 s	Kotlin	2021-10-25 12:39:04
8	Mathias Skallerud Jacobsen	0.18 s	Kotlin	2021-05-27 15:14:21
9	Sergey Jakobsen	0.19 s	Kotlin	2021-05-02 15:08:15
10	Lauren Pace	0.19 s	Kotlin	2021-06-10 20:17:16

#	User	Runtime	Language	Date
1	Zeheng Li	0.00 s	Lua	2023-12-04 22:49:57

#	User	Runtime	Language	Date
1	Andrzej Wasowski	0.00 s	OCaml	2022-09-23 18:51:31
2	Fredrik Eriksson	0.00 s	OCaml	2024-10-23 16:12:35

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-04-23 18:01:27

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2021-05-21 23:18:51
2	Khoa Ngo Duc Minh	0.00 s	Pascal	2021-06-07 13:17:38
3	David Connolly	0.00 s	Pascal	2022-04-04 16:40:39

#	User	Runtime	Language	Date
1	Renate	0.01 s	PHP	2021-04-27 01:30:18
2	Muhammad Asyraf bin Akop	0.01 s	PHP	2022-05-20 10:51:54
3	Andre Wahyudi	0.01 s	PHP	2022-09-20 03:25:39
4	Petrus Dughem	0.01 s	PHP	2022-12-12 21:14:15

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.01 s	Prolog	2021-12-12 09:43:38
2	Hakan Kjellerstrand	0.02 s	Prolog	2023-02-21 23:32:35

#	User	Runtime	Language	Date
1	Hasan Kalzi	0.02 s	Python 2	2022-06-18 11:36:36
2	Johan Lyts	0.03 s	Python 2	2021-04-27 13:54:19
3	Thomas Feld	0.03 s	Python 2	2021-05-21 08:26:11
4	Yanmarshus Bachtiar	0.03 s	Python 2	2021-05-29 05:16:54
5	Andrei Stoica	0.03 s	Python 2	2021-09-08 21:16:33
6	Matthew MacMaster	0.03 s	Python 2	2023-02-10 21:07:57
7	Sivasankaran D	0.07 s	Python 2	2025-08-16 14:39:40

#	User	Runtime	Language	Date
1	Aakanksha Khandwaha	0.04 s	Python 3	2022-06-06 04:10:13
2	Khang Trần	0.04 s	Python 3	2022-06-06 15:52:53
3	András Biczó	0.04 s	Python 3	2022-06-10 23:36:01
4	Muhammad Sadegh Mohtarami	0.04 s	Python 3	2022-06-13 08:27:44
5	Han Jiang	0.04 s	Python 3	2022-06-16 17:24:26
6	Silas Paaske Nielsen	0.04 s	Python 3	2022-06-16 21:01:37
7	Frode Sandberg	0.04 s	Python 3	2022-06-16 22:47:48
8	Wouter Dijkstra	0.04 s	Python 3	2022-06-17 16:06:31
9	Hidden user	0.04 s	Python 3	2022-06-17 16:08:38
10	Simão Leal	0.04 s	Python 3	2022-06-17 16:09:48

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Ruby	2021-05-01 19:54:00
2	Hidden user	0.05 s	Ruby	2021-05-05 13:01:57
3	Jonathan Ogden	0.05 s	Ruby	2021-05-26 17:10:25
4	Hadi Qovaizi	0.05 s	Ruby	2021-08-02 05:08:49
5	Régis Hanol	0.05 s	Ruby	2022-01-07 18:33:11
6	TobiasZ	0.05 s	Ruby	2022-01-20 19:00:53
7	Patrick Elsen	0.05 s	Ruby	2022-09-09 15:00:45
8	Andreas Severin Hauch Trøstrup	0.05 s	Ruby	2022-09-23 16:31:05
9	Thomas Feld	0.06 s	Ruby	2022-11-01 23:17:57
10	Eugen Neagoe	0.06 s	Ruby	2023-04-28 10:44:07

#	User	Length	Language	Date
1	Michael Wichlinski	527	Ada	2025-03-24 23:48:18

#	User	Length	Language	Date
1	Matzuka	46	APL	2025-03-29 09:58:00

#	User	Length	Language	Date
1	Thomas Feld	28	Bash	2023-04-25 09:11:29
2	Chenzhang Hu	32	Bash	2025-09-12 14:46:11
3	Frans Meulenbroeks	59	Bash	2024-11-10 18:24:59
4	Manish shrestha	104	Bash	2025-04-15 11:26:29
5	Chandler McFarland	199	Bash	2025-03-12 18:55:40

#	User	Length	Language	Date
1	Martin Blom	72	C	2023-10-17 09:33:22
2	Sawyer Frie	82	C	2023-10-13 21:13:11
3	Adam Johansson	96	C	2023-01-09 16:10:42
4	Gabriel Lavier	140	C	2024-01-07 21:12:23
5	Trần Mạnh Hoàng	148	C	2021-10-23 05:49:30
6	KAMALESH SK	148	C	2025-04-26 19:27:05
7	Julian Duniec	154	C	2023-08-29 12:20:35
8	Mai Nam Nguyen	158	C	2023-10-27 19:20:38
9	Hidden user	159	C	2021-12-12 17:10:11
10	MADHUMITHA K	160	C	2025-04-20 16:18:11

#	User	Length	Language	Date
1	Gregory Sinclair	122	C#	2023-11-05 04:57:24
2	DingDong :3	288	C#	2022-10-20 20:27:12
3	Deci Bel	299	C#	2025-02-01 13:25:23
4	Esty Crow	323	C#	2022-09-30 21:41:55
5	Caleb Martin	324	C#	2022-11-06 22:51:35
6	Ali Aliev	336	C#	2022-01-08 15:33:52
7	Ahmet Murat Gençay	348	C#	2023-09-03 12:52:12
8	Victor Toby Rubio	360	C#	2021-08-06 09:05:50
9	Göran Andersson	371	C#	2022-05-07 20:20:14
10	Jimmy Roche	388	C#	2021-06-25 15:02:33

#	User	Length	Language	Date
1	Oliver Ruste Jahren	105	C++	2023-05-29 17:51:20
2	Shiroy Sattur	107	C++	2025-08-08 07:03:35
3	Richard Putra	112	C++	2021-05-13 22:18:34
4	a_b__c	121	C++	2021-08-17 19:30:42
5	Mason Anderson	129	C++	2025-05-30 08:08:34
6	Antonio Molina Lovett	133	C++	2021-05-17 06:03:27
7	Hidden user	135	C++	2021-05-04 18:19:01
8	Ricky Chen	139	C++	2022-12-03 06:45:54
9	Alessandro Pasquetto	139	C++	2022-12-05 21:07:37
10	Li Shuo	140	C++	2021-12-07 14:52:57

#	User	Length	Language	Date
1	Michael van den Beukel	694	COBOL	2023-04-11 11:34:12

#	User	Length	Language	Date
1	Ralf Jonas	158	Common Lisp	2023-09-08 10:54:47

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	167	F#	2022-05-26 16:33:21
2	Hidden user	322	F#	2021-07-03 00:18:15
3	Jesper Bengtson	1849	F#	2021-05-07 16:15:56

#	User	Length	Language	Date
1	Drake Schram	367	Fortran	2025-04-21 15:02:46

#	User	Length	Language	Date
1	dick move	167	Go	2021-05-15 22:56:46
2	Markus Johansen	193	Go	2021-11-21 17:51:06
3	Hidden user	193	Go	2021-12-15 12:15:30
4	Lucca Dias	195	Go	2021-08-04 12:23:19
5	Hein Thant Maung Maung	195	Go	2021-10-15 04:08:57
6	Andreas Gottschalk Krath	195	Go	2022-04-10 22:10:05
7	Mattheus Russi Scharf	198	Go	2021-08-31 03:07:25
8	Siona Beaudoin	202	Go	2025-04-01 03:47:46
9	Jahid Hasan Imon	206	Go	2021-07-26 07:58:04
10	Albert Rise Nielsen	208	Go	2021-08-20 10:40:40

#	User	Length	Language	Date
1	Joshua Coward	126	Haskell	2022-02-17 01:22:17
2	Klas af Geijerstam	130	Haskell	2022-03-20 07:31:16
3	Jahid Hasan Imon	131	Haskell	2021-07-26 08:04:33
4	Tim Put	136	Haskell	2021-05-11 08:19:02
5	Monique Oliveira	136	Haskell	2021-05-29 03:59:33
6	Anders Aarsæther	139	Haskell	2021-11-15 15:03:56
7	Sebastian Banert	142	Haskell	2023-04-21 00:08:32
8	Geovani França	143	Haskell	2021-05-13 12:02:42
9	Øyvind Almli	147	Haskell	2021-05-25 23:31:20
10	Caleb Surovik	152	Haskell	2021-06-10 08:17:30

#	User	Length	Language	Date
1	Lim Ting Kai	236	Java	2023-06-02 14:49:07
2	Jason Liu	278	Java	2023-08-24 17:46:35
3	Mark Jason Galang	290	Java	2022-09-21 17:28:03
4	Brennan Cleland	292	Java	2023-06-28 00:24:06
5	Hidden user	304	Java	2022-12-20 02:16:46
6	Cory Haas	306	Java	2021-11-19 17:51:49
7	Jonas Klausen	308	Java	2022-09-30 13:21:05
8	Ryan Tan	309	Java	2022-01-12 02:07:45
9	Jack Le	310	Java	2021-05-04 05:43:06
10	Åke Wettergren	313	Java	2021-10-03 10:23:32

#	User	Length	Language	Date
1	Karim Dridi	181	JavaScript (Node.js)	2022-01-13 23:55:31
2	Peter Kedemo	277	JavaScript (Node.js)	2022-01-02 11:11:29
3	Yassin Swag	310	JavaScript (Node.js)	2023-12-10 13:28:02
4	Antoine Bauri	315	JavaScript (Node.js)	2021-06-04 15:55:37
5	Hidden user	326	JavaScript (Node.js)	2023-01-29 23:18:19
6	Howard Tin Chi Chan	365	JavaScript (Node.js)	2022-01-10 23:48:25
7	Sejin Park	367	JavaScript (Node.js)	2021-05-11 04:00:10
8	Ali	432	JavaScript (Node.js)	2021-12-18 12:42:51
9	Samuel Högfeldt	434	JavaScript (Node.js)	2022-07-21 09:02:21
10	Marko Doroch	481	JavaScript (Node.js)	2022-12-11 00:08:54

#	User	Length	Language	Date
1	Christian Cederquist	53	JavaScript (SpiderMonkey)	2022-11-04 16:01:54
2	Evan Magill	73	JavaScript (SpiderMonkey)	2024-04-20 07:51:22
3	Jimmy Gustafsson	86	JavaScript (SpiderMonkey)	2022-08-16 09:45:07
4	Ben Armstrong	91	JavaScript (SpiderMonkey)	2025-07-17 00:17:06
5	Bjørn Chr. Soltvedt	98	JavaScript (SpiderMonkey)	2021-04-28 15:57:52
6	Peter Menyes	112	JavaScript (SpiderMonkey)	2021-08-08 20:42:00
7	Zach Tschetter	119	JavaScript (SpiderMonkey)	2023-04-22 19:20:28
8	Alexander Vestin	271	JavaScript (SpiderMonkey)	2022-10-16 15:32:58
9	Alex Montgomery	321	JavaScript (SpiderMonkey)	2024-01-19 16:32:46
10	Nicklas Utgaard	396	JavaScript (SpiderMonkey)	2021-12-22 19:41:11

#	User	Length	Language	Date
1	Danny Robinson	64	Julia	2023-06-22 04:00:12
2	Timothy Gaede	218	Julia	2024-03-24 07:58:51

#	User	Length	Language	Date
1	Nicholas Johnson	140	Kotlin	2021-04-23 01:34:54
2	Max Holmberg	155	Kotlin	2023-12-30 12:13:28
3	Sergey Jakobsen	156	Kotlin	2021-05-02 15:08:15
4	Maria Mihai	186	Kotlin	2021-06-25 13:49:05
5	Benjamin Laurence Erickson	218	Kotlin	2021-06-30 17:24:17
6	Emil Wihlander	220	Kotlin	2023-07-24 20:09:24
7	Jacob Huebner	226	Kotlin	2021-04-27 13:47:43
8	Troy Warmboe	245	Kotlin	2021-10-09 02:32:19
9	Lauren Pace	251	Kotlin	2021-06-10 20:17:16
10	Roger Bongers	254	Kotlin	2021-06-26 19:39:50

#	User	Length	Language	Date
1	Zeheng Li	123	Lua	2023-12-04 22:49:57

#	User	Length	Language	Date
1	Andrzej Wasowski	172	OCaml	2022-09-23 18:51:31
2	Fredrik Eriksson	182	OCaml	2024-10-23 16:12:35

#	User	Length	Language	Date
1	Hidden user	230	Odin	2025-04-23 18:01:27

#	User	Length	Language	Date
1	Khoa Ngo Duc Minh	126	Pascal	2021-06-07 13:17:38
2	Ingemar Ragnemalm	171	Pascal	2021-05-21 23:18:51
3	David Connolly	190	Pascal	2022-04-04 16:40:39

#	User	Length	Language	Date
1	Renate	118	PHP	2021-04-27 01:30:18
2	Muhammad Asyraf bin Akop	165	PHP	2022-05-20 10:51:54
3	Petrus Dughem	366	PHP	2022-12-12 21:14:15
4	Andre Wahyudi	374	PHP	2022-09-20 03:25:39

#	User	Length	Language	Date
1	Hakan Kjellerstrand	187	Prolog	2023-02-21 23:32:35
2	Andriy Zyevakov	297	Prolog	2021-12-12 09:43:38

#	User	Length	Language	Date
1	Sivasankaran D	88	Python 2	2025-08-16 14:39:40
2	Thomas Feld	89	Python 2	2021-05-21 08:26:11
3	Johan Lyts	102	Python 2	2021-04-27 13:54:19
4	Yanmarshus Bachtiar	175	Python 2	2021-05-29 05:16:54
5	Andrei Stoica	245	Python 2	2021-09-08 21:16:33
6	Hasan Kalzi	306	Python 2	2021-05-09 02:34:01
7	Matthew MacMaster	505	Python 2	2023-02-10 21:07:57

#	User	Length	Language	Date
1	Anshuman Dash	54	Python 3	2023-01-20 03:04:15
2	Hidden user	54	Python 3	2025-01-17 13:18:47
3	Błażej Dariusz Roszkowski	55	Python 3	2022-12-18 20:57:12
4	Clement Oh	55	Python 3	2023-05-05 09:13:19
5	Kevin Gomez	55	Python 3	2023-08-21 06:35:21
6	Alexandre Charland	55	Python 3	2024-10-12 16:45:18
7	David Worley	59	Python 3	2024-01-31 15:40:52
8	Jesper Bech Christensen	60	Python 3	2022-11-03 14:22:05
9	Lucas Patten	60	Python 3	2025-04-24 22:37:34
10	Peter Peczalski	62	Python 3	2022-10-07 14:00:52

#	User	Length	Language	Date
1	Thomas Feld	47	Ruby	2022-11-01 23:17:57
2	Hidden user	49	Ruby	2022-12-10 06:08:37
3	Alexander Bilde Pedersen	50	Ruby	2023-05-01 14:09:42
4	Lucas Patten	53	Ruby	2025-04-24 22:40:53
5	Andreas Severin Hauch Trøstrup	62	Ruby	2022-09-23 16:31:05
6	Hidden user	70	Ruby	2021-05-05 13:01:57
7	Régis Hanol	76	Ruby	2022-01-07 18:33:11
8	Patrick Elsen	80	Ruby	2022-09-09 15:00:45
9	Jonathan Ogden	95	Ruby	2021-05-26 17:10:25
10	Eugen Neagoe	113	Ruby	2023-04-28 10:44:07

#	User	Length	Language	Date
1	David Aldenbro	168	Rust	2023-10-22 12:02:54
2	Vincent Lagerros	175	Rust	2024-12-12 17:58:45
3	David Vinje	300	Rust	2022-07-31 14:22:48
4	Mileta Mitrovic	360	Rust	2022-01-31 19:18:12
5	Lua	367	Rust	2023-07-28 13:29:00
6	Freek van Keulen	373	Rust	2021-07-10 16:43:05
7	Pankajkumar Patro	373	Rust	2024-10-11 15:10:29
8	Emil Dichmann	411	Rust	2025-08-19 20:55:30
9	Florian ten Napel	412	Rust	2025-05-14 18:10:07
10	Andriy Semenistiy	419	Rust	2021-05-01 12:43:55

Solution running time distribution