Problem F
Sticky Keys — Problem Statistics

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Submissions	3623
Accepted submissions	2041
Submission ratio	56.33%
Authors	1870
Full solves [?]	1789
Full solve Ratio	95.67%

#	User	Runtime	Language	Date
1	Max NC	0.01 s	APL	2023-09-09 13:22:56
2	Hidden user	0.01 s	APL	2023-09-30 23:13:35
3	Matzuka	0.01 s	APL	2025-04-01 12:26:26

#	User	Runtime	Language	Date
1	Thomas Feld	0.01 s	Bash	2023-04-24 15:33:19
2	William Cao	0.01 s	Bash	2023-05-22 23:37:17
3	Marcel Rød	0.01 s	Bash	2023-07-20 00:25:07
4	Chenzhang Hu	0.01 s	Bash	2023-09-04 13:31:51
5	Malo	0.01 s	Bash	2023-09-19 19:12:56
6	Danny Robinson	0.01 s	Bash	2023-10-26 15:19:26
7	Saito Ta	0.01 s	Bash	2024-04-01 12:26:21
8	Frans Meulenbroeks	0.01 s	Bash	2024-11-10 23:17:18
9	Si Jie Tan	0.01 s	Bash	2025-12-11 14:31:05

#	User	Runtime	Language	Date
1	Yuwono Bangun Nagoro	0.02 s	C#	2023-04-02 16:56:08
2	Anthony Ye	0.03 s	C#	2023-05-07 17:48:11
3	Maykal Droshev	0.03 s	C#	2023-06-13 12:19:24
4	Joel Keleta	0.03 s	C#	2023-06-29 15:25:31
5	Sano Gharzani	0.03 s	C#	2023-07-18 15:03:51
6	Mikael Palokangas	0.03 s	C#	2023-08-08 17:57:42
7	Dennis Stegnell	0.03 s	C#	2024-03-26 18:12:56
8	SAI SUDHIR NAYANI	0.03 s	C#	2024-03-27 01:38:41
9	Poojitha Nadendla	0.03 s	C#	2024-03-27 02:11:00
10	Moksha Chowdary Guntupalli	0.03 s	C#	2024-03-27 02:42:26

#	User	Runtime	Language	Date
1	Freek van Keulen	0.00 s	COBOL	2023-04-06 13:56:50
2	Tobias Glimmerfors	0.00 s	COBOL	2023-09-02 15:57:36

#	User	Runtime	Language	Date
1	yraten	0.01 s	Common Lisp	2024-04-21 23:46:17

#	User	Runtime	Language	Date
1	CharsKun	0.01 s	Dart	2023-05-31 05:20:22
2	Bobby Jonathan	0.01 s	Dart	2023-08-21 03:29:37

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.03 s	F#	2023-04-13 17:25:58
2	Matthew Kennedy	0.05 s	F#	2025-11-18 05:22:46
3	David Vinje	0.06 s	F#	2023-09-19 11:23:49

#	User	Runtime	Language	Date
1	Suka Isnaini	0.00 s	Go	2023-12-15 07:11:09
2	Yafet Seyoum	0.00 s	Go	2025-07-28 19:30:31
3	Norbert Voelker	0.02 s	Go	2023-04-02 12:25:05
4	Jimmy Nejtron	0.02 s	Go	2023-05-17 09:48:34

#	User	Runtime	Language	Date
1	Stela Palii	0.04 s	Java	2024-11-29 06:45:05
2	Guangyi Zhou	0.04 s	Java	2025-01-01 09:21:15
3	Goh Zhixuan Jeremiah	0.04 s	Java	2025-02-10 08:00:37
4	Daniel Gutierrez Duarte	0.04 s	Java	2025-03-27 15:38:05
5	Anurag Datta	0.04 s	Java	2025-12-21 03:19:44
6	Derek Rimkus	0.04 s	Java	2026-03-07 18:26:05
7	Lee Heng Sheng	0.05 s	Java	2024-04-14 08:14:32
8	Ku Brian	0.05 s	Java	2024-04-29 08:56:53
9	Markus Bao	0.05 s	Java	2025-07-31 05:34:42
10	Cambrien Malenko	0.05 s	Java	2026-03-07 18:44:08

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2024-09-07 07:18:20
2	Amir Konjkav	0.04 s	JavaScript (Node.js)	2024-10-22 15:34:25
3	Minh Trang Nguyen	0.04 s	JavaScript (Node.js)	2025-12-21 11:06:55
4	August Danell Håkansson	0.09 s	JavaScript (Node.js)	2023-05-09 09:22:03

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2023-04-02 08:11:47
2	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2023-04-02 08:24:06
3	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2023-04-17 23:12:24
4	Pranjal Paneru	0.02 s	JavaScript (SpiderMonkey)	2023-10-21 08:49:29
5	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2024-04-07 21:06:04
6	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-06-10 14:21:35
7	Ben Armstrong	0.02 s	JavaScript (SpiderMonkey)	2025-08-18 22:15:15

#	User	Runtime	Language	Date
1	Timothy Gaede	0.54 s	Julia	2024-03-20 08:06:49

#	User	Runtime	Language	Date
1	Sam Keyser	0.13 s	Kotlin	2023-03-11 19:09:15
2	Troy Warmboe	0.19 s	Kotlin	2023-04-11 01:41:37
3	Emil Wihlander	0.19 s	Kotlin	2023-07-24 17:35:20
4	Stephen Atwood	0.19 s	Kotlin	2024-03-14 16:51:43
5	Martijn Muijsers	0.20 s	Kotlin	2024-05-28 10:27:01
6	Chris Johnson	0.21 s	Kotlin	2023-04-21 21:53:50
7	Adam Rankin	0.23 s	Kotlin	2023-04-26 17:53:21

#	User	Runtime	Language	Date
1	Drake Schram	0.00 s	Lua	2025-03-18 02:24:56

#	User	Runtime	Language	Date
1	Fredrik Eriksson	0.00 s	OCaml	2024-10-25 20:43:23

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-05-01 06:47:32

#	User	Runtime	Language	Date
1	David Connolly	0.00 s	Pascal	2023-04-17 18:47:46
2	Ingemar Ragnemalm	0.00 s	Pascal	2023-04-18 20:18:43

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.00 s	Perl	2025-09-13 15:37:32
2	Thomas Feld	0.00 s	Perl	2025-09-16 16:02:03

#	User	Runtime	Language	Date
1	Thomas Feld	0.01 s	PHP	2023-04-11 13:08:40
2	Andre Wahyudi	0.01 s	PHP	2023-05-26 09:12:25
3	Renate	0.01 s	PHP	2023-07-03 23:40:14

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.02 s	Prolog	2024-04-11 10:05:21
2	Arnar Bjarni Arnarson	0.02 s	Prolog	2024-04-23 01:27:59

#	User	Runtime	Language	Date
1	Johan Lyts	0.03 s	Python 2	2023-06-22 22:08:17
2	Yanmarshus Bachtiar	0.03 s	Python 2	2023-07-10 14:09:26
3	Agis Daniels	0.03 s	Python 2	2023-09-14 18:18:37
4	Sivasankaran D	0.07 s	Python 2	2025-08-02 11:44:02
5	KALAJAYANTHI M	0.07 s	Python 2	2025-09-26 11:06:21

#	User	Runtime	Language	Date
1	Hyunsung Rho	0.04 s	Python 3	2023-03-11 19:12:24
2	Rithwik Korukonda Bhattar	0.04 s	Python 3	2023-03-11 19:18:52
3	Afraz Khan	0.04 s	Python 3	2023-03-11 21:39:34
4	Harry Zhang	0.04 s	Python 3	2023-04-04 21:12:54
5	Jasper Zhao	0.04 s	Python 3	2023-04-08 23:35:50
6	Zeheng Li	0.04 s	Python 3	2023-04-11 18:24:36
7	Benjamin Z White	0.04 s	Python 3	2023-04-14 18:57:51
8	Cliodhna Harrison	0.04 s	Python 3	2023-04-18 15:47:27
9	Peter Peczalski	0.04 s	Python 3	2023-05-04 15:09:42
10	Drake Farrokhi	0.04 s	Python 3	2023-05-21 01:57:00

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-04-11 13:07:46
2	Eugen Neagoe	0.06 s	Ruby	2023-04-22 01:22:14
3	Alexander Bilde Pedersen	0.06 s	Ruby	2023-04-25 10:51:14
4	Gustav Elmqvist	0.06 s	Ruby	2023-04-27 18:25:15
5	Miorel Palii	0.06 s	Ruby	2023-06-13 08:22:33
6	Ruby de Koning	0.06 s	Ruby	2024-02-27 06:11:18
7	Frederik Petersen	0.06 s	Ruby	2024-04-02 14:36:26
8	Russell Ng	0.06 s	Ruby	2025-12-05 01:27:41
9	Robert Haines	0.07 s	Ruby	2024-04-13 08:24:58

#	User	Runtime	Language	Date
1	Christophorus Davin	0.00 s	Swift	2023-12-14 08:32:23

#	User	Runtime	Language	Date
1	Anton J Olsson	0.09 s	TypeScript	2023-09-09 00:34:56

#	User	Runtime	Language	Date
1	Robertus Bagaskara	0.04 s	Visual Basic	2023-09-05 20:01:57
2	Ștefan-Iulian Alecu	0.04 s	Visual Basic	2025-11-02 20:10:37

#	User	Runtime	Language	Date
1	Grettir Heimisson	0.00 s	Zig	2025-10-29 13:45:05

#	User	Length	Language	Date
1	Max NC	28	APL	2023-09-09 13:22:56
2	Hidden user	30	APL	2023-09-30 23:13:35
3	Matzuka	30	APL	2025-04-01 12:26:26

#	User	Length	Language	Date
1	Danny Robinson	8	Bash	2023-10-26 15:19:26
2	Saito Ta	8	Bash	2024-04-01 12:26:21
3	Chenzhang Hu	8	Bash	2025-09-12 16:30:44
4	Thomas Feld	9	Bash	2023-04-24 15:33:19
5	William Cao	9	Bash	2023-05-22 23:37:17
6	Marcel Rød	9	Bash	2023-07-20 00:29:49
7	Malo	15	Bash	2023-09-19 19:23:09
8	Si Jie Tan	24	Bash	2025-12-11 14:31:05
9	Frans Meulenbroeks	35	Bash	2024-11-10 23:17:18

#	User	Length	Language	Date
1	Martin Blom	110	C	2023-10-13 09:57:44
2	Oliver Noreklev	163	C	2025-09-29 13:58:49
3	Bergur Snorrason	174	C	2023-09-06 10:45:59
4	Oliver Ruste Jahren	176	C	2023-05-22 23:59:48
5	Julian Duniec	179	C	2023-09-07 21:05:04
6	Allan Nouri	191	C	2023-10-06 14:12:03
7	Gabriel Lavier	193	C	2024-01-07 21:45:36
8	Sawyer Stanley	195	C	2023-05-19 03:06:04
9	KAMALESH SK	200	C	2025-04-26 18:05:22
10	Hidden user	203	C	2024-01-07 15:27:33

#	User	Length	Language	Date
1	Gregory Sinclair	106	C#	2023-11-05 16:18:27
2	Mikael Palokangas	109	C#	2023-08-08 17:57:42
3	Pontus Magnusson	185	C#	2024-04-07 22:47:40
4	Atharva Sripaad Galphade	192	C#	2024-03-31 22:10:10
5	Rehaan Ahmed Abdul	194	C#	2024-03-30 18:42:20
6	Sneha panjala	194	C#	2024-03-31 22:50:04
7	Naga Gayathiri Devi Kasturi	194	C#	2024-04-01 00:50:09
8	Abhiram Reddy Chada	194	C#	2024-04-01 01:33:04
9	Amolika Godse	194	C#	2024-04-01 01:37:30
10	Rishika Nidiganti	194	C#	2024-04-01 05:10:07

#	User	Length	Language	Date
1	Tyler Fernando	107	C++	2023-06-01 07:44:08
2	Anthony Fetelya	153	C++	2023-03-11 19:14:18
3	Jansen Craft	176	C++	2024-09-18 00:48:44
4	Howard Cheng	177	C++	2023-09-23 17:22:07
5	Åbjørn Marquard	180	C++	2023-05-12 16:37:47
6	Đậu Huy Minh	180	C++	2023-09-20 17:26:56
7	traxex	181	C++	2023-05-23 05:38:09
8	KRIS NATALIS	182	C++	2024-04-19 14:10:19
9	Grae Yeandle	183	C++	2023-04-02 16:41:11
10	Tan Chee Heng	184	C++	2023-04-17 16:09:35

#	User	Length	Language	Date
1	Tobias Glimmerfors	421	COBOL	2023-09-02 15:57:36
2	Freek van Keulen	694	COBOL	2023-04-06 13:56:50

#	User	Length	Language	Date
1	yraten	224	Common Lisp	2024-04-21 23:46:17

#	User	Length	Language	Date
1	Bobby Jonathan	209	Dart	2023-08-21 03:29:37
2	CharsKun	222	Dart	2023-05-31 05:20:22

#	User	Length	Language	Date
1	Matthew Kennedy	246	F#	2025-11-18 05:22:46
2	David Vinje	275	F#	2023-09-19 11:23:49
3	Jacob Harris Cryer Kragh	472	F#	2023-04-13 17:25:58

#	User	Length	Language	Date
1	Suka Isnaini	338	Go	2023-12-15 07:11:09
2	Norbert Voelker	352	Go	2023-04-02 12:25:05
3	Jimmy Nejtron	355	Go	2023-05-17 09:48:34
4	Yafet Seyoum	510	Go	2025-07-28 19:30:31

#	User	Length	Language	Date
1	Brent Yorgey	45	Haskell	2023-04-03 12:21:39
2	John Doe	45	Haskell	2023-05-10 08:05:54
3	Øyvind Almli	53	Haskell	2023-08-25 13:16:52
4	Hidden user	55	Haskell	2023-04-02 20:27:25
5	Rudy Matela	71	Haskell	2023-09-09 23:01:57
6	Jakob Rødal Skaar	72	Haskell	2023-11-12 15:06:36
7	Sebastian Banert	127	Haskell	2023-04-21 20:33:48
8	Mason Barnhill	157	Haskell	2023-04-20 05:30:00
9	Jan Hrček	162	Haskell	2023-05-14 15:17:18
10	Steinar Simonnes	191	Haskell	2023-11-02 10:17:52

#	User	Length	Language	Date
1	Victor Hultén Mattsson	246	Java	2023-05-11 16:18:22
2	Johanna Wickberg	251	Java	2023-09-06 14:09:20
3	Marc Lindhardt Andersson	286	Java	2023-09-18 11:45:33
4	Jason Liu	326	Java	2023-04-24 18:31:49
5	Aarav Bansal	337	Java	2023-04-28 17:33:46
6	Raymond Arrington	340	Java	2024-06-08 05:41:05
7	Cory Haas	344	Java	2023-08-15 22:12:19
8	Trace Salinas	347	Java	2025-12-07 04:54:04
9	Lim Ting Kai	358	Java	2023-06-01 12:27:13
10	Hidden user	368	Java	2025-04-10 12:02:34

#	User	Length	Language	Date
1	August Danell Håkansson	331	JavaScript (Node.js)	2023-05-09 09:22:03
2	Minh Trang Nguyen	369	JavaScript (Node.js)	2025-12-21 11:06:55
3	Hidden user	406	JavaScript (Node.js)	2023-08-12 17:56:36
4	Amir Konjkav	875	JavaScript (Node.js)	2024-10-22 15:34:25

#	User	Length	Language	Date
1	Jimmy Gustafsson	50	JavaScript (SpiderMonkey)	2024-06-10 14:21:35
2	Bjørn Chr. Soltvedt	68	JavaScript (SpiderMonkey)	2023-04-02 08:20:14
3	Evan Magill	98	JavaScript (SpiderMonkey)	2024-04-07 21:06:04
4	Ben Armstrong	107	JavaScript (SpiderMonkey)	2025-08-18 22:15:15
5	Pranjal Paneru	133	JavaScript (SpiderMonkey)	2023-10-21 08:49:29
6	Zach Tschetter	134	JavaScript (SpiderMonkey)	2023-04-17 23:12:24
7	Christian Pilegaard Cederquist	155	JavaScript (SpiderMonkey)	2023-04-02 08:24:06

#	User	Length	Language	Date
1	Timothy Gaede	264	Julia	2024-03-20 08:06:49

#	User	Length	Language	Date
1	Emil Wihlander	211	Kotlin	2023-07-24 17:35:20
2	Stephen Atwood	242	Kotlin	2024-03-14 16:51:43
3	Chris Johnson	249	Kotlin	2023-04-21 21:53:50
4	Troy Warmboe	260	Kotlin	2023-04-11 01:41:37
5	Sam Keyser	452	Kotlin	2023-03-11 19:09:15
6	Adam Rankin	577	Kotlin	2023-04-26 17:53:21
7	Martijn Muijsers	591	Kotlin	2024-05-28 10:27:01

#	User	Length	Language	Date
1	Drake Schram	730	Lua	2025-03-18 02:24:56

#	User	Length	Language	Date
1	Fredrik Eriksson	283	OCaml	2024-10-25 20:43:23

#	User	Length	Language	Date
1	Hidden user	334	Odin	2025-05-01 06:47:32

#	User	Length	Language	Date
1	Ingemar Ragnemalm	169	Pascal	2023-04-18 20:18:43
2	David Connolly	339	Pascal	2023-04-17 18:47:46

#	User	Length	Language	Date
1	Chenzhang Hu	6	Perl	2025-09-13 15:37:32
2	Thomas Feld	6	Perl	2025-09-16 16:02:03

#	User	Length	Language	Date
1	Thomas Feld	15	PHP	2023-04-11 13:08:40
2	Renate	342	PHP	2023-07-03 23:40:14
3	Andre Wahyudi	516	PHP	2023-05-26 09:12:25

#	User	Length	Language	Date
1	Andriy Zyevakov	509	Prolog	2024-04-11 10:05:21
2	Arnar Bjarni Arnarson	1470	Prolog	2024-04-23 01:27:59

#	User	Length	Language	Date
1	Agis Daniels	79	Python 2	2023-09-14 18:18:37
2	Yanmarshus Bachtiar	91	Python 2	2023-07-10 14:09:26
3	Johan Lyts	104	Python 2	2023-06-22 22:08:17
4	Sivasankaran D	115	Python 2	2025-08-02 11:44:02
5	KALAJAYANTHI M	198	Python 2	2025-09-26 11:06:21

#	User	Length	Language	Date
1	Marcel Rød	32	Python 3	2023-07-20 00:35:53
2	Hidden user	44	Python 3	2023-07-01 16:47:45
3	Lee Isaac	47	Python 3	2023-04-03 13:37:52
4	Clement Oh	47	Python 3	2023-06-14 05:37:45
5	Kevin Gomez	47	Python 3	2023-08-02 00:26:53
6	Benjamin Z White	48	Python 3	2023-04-14 19:37:15
7	Nguyễn Đinh Hồng Phúc	48	Python 3	2023-05-03 16:16:14
8	Julius Thunström	48	Python 3	2025-11-08 20:52:46
9	Maxwell Penders	49	Python 3	2023-06-08 04:56:22
10	Malo	49	Python 3	2023-09-19 18:13:31

#	User	Length	Language	Date
1	Thomas Feld	15	Ruby	2023-04-11 13:07:46
2	Russell Ng	16	Ruby	2025-12-05 01:27:41
3	Gustav Elmqvist	28	Ruby	2023-04-27 18:25:15
4	Alexander Bilde Pedersen	64	Ruby	2023-04-25 10:51:14
5	Eugen Neagoe	76	Ruby	2023-04-22 01:22:14
6	Miorel Palii	87	Ruby	2023-06-13 08:22:33
7	Frederik Petersen	145	Ruby	2024-04-02 14:36:26
8	Ruby de Koning	155	Ruby	2024-02-27 06:14:56
9	Robert Haines	177	Ruby	2024-04-13 08:24:58

#	User	Length	Language	Date
1	David Aldenbro	132	Rust	2023-09-21 09:48:48
2	Artur Khuziakhmetov	140	Rust	2023-06-07 10:41:17
3	Vincent Lagerros	151	Rust	2024-09-27 20:36:47
4	Fiat Driver	266	Rust	2023-06-25 23:05:43
5	Emil Dichmann	314	Rust	2025-08-21 15:35:05
6	Hovig Manjikian	325	Rust	2023-10-08 19:42:31
7	Bas Dirks	330	Rust	2023-05-25 13:22:29
8	Isak Jägberg	349	Rust	2023-04-14 11:00:33
9	Sohail Saghar	352	Rust	2023-04-08 17:05:49
10	David Rasch	352	Rust	2023-08-10 17:02:46

#	User	Length	Language	Date
1	Christophorus Davin	280	Swift	2023-12-14 08:32:23

#	User	Length	Language	Date
1	Anton J Olsson	414	TypeScript	2023-09-09 00:34:56

#	User	Length	Language	Date
1	Ștefan-Iulian Alecu	188	Visual Basic	2025-11-02 20:10:37
2	Robertus Bagaskara	548	Visual Basic	2023-09-05 20:01:57

#	User	Length	Language	Date
1	Grettir Heimisson	2893	Zig	2025-10-29 13:45:05

Solution running time distribution