Problem F
Keys, Phone, Wallet — Problem Statistics

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Submissions	5933
Accepted submissions	2381
Submission ratio	40.13%
Authors	2174
Full solves [?]	2074
Full solve Ratio	95.40%

#	User	Runtime	Language	Date
1	Ignacio Castellano Vega	0.00 s	Ada	2024-07-05 15:07:30

#	User	Runtime	Language	Date
1	Edson Alves	0.01 s	APL	2025-01-06 17:53:49

#	User	Runtime	Language	Date
1	Andrew Barth	0.01 s	Bash	2024-09-27 21:32:57
2	Chenzhang Hu	0.07 s	Bash	2024-03-29 15:52:30

#	User	Runtime	Language	Date
1	Sano Gharzani	0.04 s	C#	2024-03-20 10:25:19
2	Dennis Stegnell	0.04 s	C#	2024-03-20 11:54:54
3	Benjamin Bilbeau	0.04 s	C#	2024-03-20 17:39:48
4	Jan Matthiessen	0.04 s	C#	2024-03-24 12:44:33
5	traxex	0.04 s	C#	2024-03-25 11:37:16
6	Vlad Vaida	0.04 s	C#	2024-04-17 19:34:31
7	Maykal Droshev	0.04 s	C#	2024-04-21 13:17:54
8	Գոռ Բաղդասարյան	0.04 s	C#	2024-05-06 11:31:33
9	Mikael Fiala-Lundström	0.04 s	C#	2024-05-31 19:56:32
10	Esty Crow	0.04 s	C#	2024-06-07 12:55:07

#	User	Runtime	Language	Date
1	Jacky Blois	0.00 s	COBOL	2024-06-06 09:02:21

#	User	Runtime	Language	Date
1	yraten	0.01 s	Common Lisp	2024-04-10 03:11:09
2	Norvell Spearman	0.03 s	Common Lisp	2024-12-18 22:02:08

#	User	Runtime	Language	Date
1	Stefan Holm	0.01 s	Dart	2024-06-22 21:34:01

#	User	Runtime	Language	Date
1	Mikael Fangel	0.54 s	Elixir	2024-09-23 21:38:47

#	User	Runtime	Language	Date
1	Emil Boesgaard Nørbjerg	0.06 s	F#	2024-04-05 14:28:51
2	Hidden user	0.06 s	F#	2024-12-10 05:08:28
3	Stefan Schmiedl	0.08 s	F#	2024-08-23 00:12:47

#	User	Runtime	Language	Date
1	Norbert Voelker	0.00 s	Go	2024-03-18 11:21:37
2	Jimmy Nejtron	0.00 s	Go	2024-04-15 15:10:01
3	Abby Lorber	0.00 s	Go	2024-05-08 17:40:39
4	Martin Stensgård	0.00 s	Go	2024-08-10 22:38:20
5	Chris Vilches	0.00 s	Go	2024-08-16 17:08:13
6	Nikolaj Alsøe	0.00 s	Go	2024-09-07 18:45:21
7	Nienna Ackerman	0.00 s	Go	2024-10-03 20:21:30
8	Tyler D Kelley	0.00 s	Go	2025-02-10 17:47:54

#	User	Runtime	Language	Date
1	Simon Dohn	0.04 s	Java	2024-08-08 14:22:36
2	Jordan Cripe	0.04 s	Java	2024-09-07 20:42:05
3	Stela Palii	0.04 s	Java	2024-11-28 04:34:39
4	Guangyi Zhou	0.04 s	Java	2024-12-15 14:24:23
5	Ranjith M	0.04 s	Java	2025-01-07 19:22:31
6	Einar Þór Ívarsson	0.04 s	Java	2025-03-10 11:55:24
7	Luis Varona	0.04 s	Java	2025-03-12 23:48:05
8	Cambrien Malenko	0.04 s	Java	2025-03-15 16:32:49
9	Alex Golub	0.04 s	Java	2025-03-25 08:10:51
10	Markus Bao	0.04 s	Java	2025-08-01 04:32:52

#	User	Runtime	Language	Date
1	Hidden user	0.04 s	JavaScript (Node.js)	2024-09-27 01:37:41
2	Erlend Raa Vågset	0.04 s	JavaScript (Node.js)	2025-10-21 10:56:42

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.02 s	JavaScript (SpiderMonkey)	2024-03-17 15:25:42
2	Nick Cooper	0.02 s	JavaScript (SpiderMonkey)	2024-03-18 03:47:36
3	Christian Pilegaard Cederquist	0.02 s	JavaScript (SpiderMonkey)	2024-03-18 08:42:22
4	Carl Pittenger	0.02 s	JavaScript (SpiderMonkey)	2024-03-18 19:57:35
5	Zach Tschetter	0.02 s	JavaScript (SpiderMonkey)	2024-03-24 22:12:04
6	Hidden user	0.02 s	JavaScript (SpiderMonkey)	2024-03-27 18:25:51
7	Evan Magill	0.02 s	JavaScript (SpiderMonkey)	2024-04-02 20:40:53
8	Jimmy Gustafsson	0.02 s	JavaScript (SpiderMonkey)	2024-05-30 10:03:28
9	Tanmay Sharma	0.02 s	JavaScript (SpiderMonkey)	2024-12-11 17:52:33
10	Quoc Anh Khoa Nguyen	0.02 s	JavaScript (SpiderMonkey)	2025-01-24 19:43:18

#	User	Runtime	Language	Date
1	Alexandre Charland	0.30 s	Julia	2024-03-18 01:49:34
2	Timothy Gaede	0.52 s	Julia	2024-03-18 05:31:10
3	Danny Robinson	0.67 s	Julia	2024-08-26 22:40:56

#	User	Runtime	Language	Date
1	Zaw Myat	0.18 s	Kotlin	2024-03-19 10:27:22
2	Emil Wihlander	0.18 s	Kotlin	2024-07-15 22:41:19
3	ANDREY FELIPE PINTO URIBE	0.20 s	Kotlin	2024-08-25 04:20:19
4	Johnny Console	0.20 s	Kotlin	2024-11-04 16:27:24
5	Aditya Bhagavatula	0.21 s	Kotlin	2024-03-21 02:23:26
6	Adam Rankin	0.21 s	Kotlin	2024-05-05 01:55:42
7	Martijn Muijsers	0.21 s	Kotlin	2024-05-27 12:45:48
8	Magnus Tønnessen	0.22 s	Kotlin	2024-08-01 20:37:11
9	Troy Warmboe	0.23 s	Kotlin	2024-04-05 21:11:11
10	Chris Johnson	0.29 s	Kotlin	2025-10-28 20:29:09

#	User	Runtime	Language	Date
1	Jacky Blois	0.00 s	Lua	2024-06-06 08:52:08
2	Adriel Javen Castro	0.00 s	Lua	2025-02-11 20:23:19

#	User	Runtime	Language	Date
1	Artemis Ngoh	0.00 s	OCaml	2024-04-03 16:10:49
2	Sebastian Banert	0.00 s	OCaml	2024-07-19 13:01:13
3	Hidden user	0.00 s	OCaml	2024-09-19 20:17:00

#	User	Runtime	Language	Date
1	Sven Rönnbäck	0.09 s	Octave	2024-03-18 18:21:43

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Odin	2025-04-23 22:13:18

#	User	Runtime	Language	Date
1	Ingemar Ragnemalm	0.00 s	Pascal	2024-03-25 05:59:36
2	David Connolly	0.00 s	Pascal	2024-10-04 13:29:21

#	User	Runtime	Language	Date
1	Saito Ta	0.00 s	Perl	2024-03-27 09:18:20

#	User	Runtime	Language	Date
1	Renate Fiala-Lundström	0.01 s	PHP	2024-04-07 15:01:42

#	User	Runtime	Language	Date
1	Yanmarshus Bachtiar	0.03 s	Python 2	2024-03-19 05:32:16
2	Johan Lyts	0.03 s	Python 2	2024-03-26 20:24:19
3	KALAJAYANTHI M	0.07 s	Python 2	2025-09-26 09:20:48

#	User	Runtime	Language	Date
1	Gaston Navarro	0.04 s	Python 3	2024-08-28 04:33:26
2	Hidden user	0.04 s	Python 3	2024-08-28 13:07:07
3	Neil Dunne	0.04 s	Python 3	2024-08-28 19:31:39
4	João Manoel Feck	0.04 s	Python 3	2024-08-29 12:23:25
5	ZHANG ZIQI	0.04 s	Python 3	2024-08-29 12:35:20
6	Jodie L	0.04 s	Python 3	2024-08-29 12:37:53
7	ceilingtile	0.04 s	Python 3	2024-08-30 04:07:40
8	vincent exelcio	0.04 s	Python 3	2024-08-30 05:28:28
9	Dennis Laue	0.04 s	Python 3	2024-08-30 15:17:18
10	Kuan Jun Heng	0.04 s	Python 3	2024-08-31 04:53:13

#	User	Runtime	Language	Date
1	Frederik Petersen	0.06 s	Ruby	2024-03-26 19:37:41
2	Russell Ng	0.06 s	Ruby	2024-08-16 14:50:21
3	Miorel Palii	0.06 s	Ruby	2024-11-09 06:54:37
4	Michael Lineweaver	0.06 s	Ruby	2025-09-28 18:47:43
5	Eugen Neagoe	0.06 s	Ruby	2026-01-28 21:20:09
6	Clement Oh	0.07 s	Ruby	2024-03-24 12:47:10
7	Thomas Feld	0.07 s	Ruby	2024-04-02 10:49:32
8	Chenzhang Hu	0.12 s	Ruby	2025-09-22 15:42:56

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Swift	2024-03-17 13:52:11
2	AZm87	0.00 s	Swift	2024-04-08 17:03:15
3	Jevania	0.00 s	Swift	2024-04-28 14:35:27

#	User	Runtime	Language	Date
1	nHail	0.04 s	TypeScript	2026-03-07 02:36:11

#	User	Runtime	Language	Date
1	Grettir Heimisson	0.00 s	Zig	2025-10-29 13:55:48

#	User	Length	Language	Date
1	Ignacio Castellano Vega	732	Ada	2024-07-05 15:07:30

#	User	Length	Language	Date
1	Edson Alves	182	APL	2025-01-06 17:53:49

#	User	Length	Language	Date
1	Chenzhang Hu	61	Bash	2025-09-13 16:39:34
2	Andrew Barth	394	Bash	2024-09-27 21:32:57

#	User	Length	Language	Date
1	Martin Blom	231	C	2024-06-05 15:41:23
2	Oliver Noreklev	315	C	2025-09-30 07:20:48
3	HARIPRASATH S	494	C	2025-05-08 15:52:01
4	Allan Nouri	521	C	2024-03-17 18:17:18
5	Michelle Arvidsson	569	C	2024-12-27 21:47:57
6	Filip Kronander	571	C	2025-10-22 11:53:06
7	Hidden user	576	C	2024-12-01 15:45:33
8	Eemeli Kyröläinen	580	C	2024-04-25 01:25:45
9	Hidden user	585	C	2025-03-30 08:39:15
10	Hidden user	590	C	2025-03-26 01:58:29

#	User	Length	Language	Date
1	RecompiledBirds	271	C#	2025-08-31 01:18:16
2	Mikael Fiala-Lundström	292	C#	2024-05-31 20:18:23
3	traxex	386	C#	2024-03-25 11:37:16
4	Pontus Magnusson	431	C#	2024-03-26 21:25:13
5	Esty Crow	452	C#	2024-06-07 17:52:31
6	Anthony Ye	468	C#	2025-04-04 17:39:10
7	Martin Jentoft	663	C#	2024-12-27 09:30:34
8	Hidden user	676	C#	2024-07-21 11:35:30
9	Vlad Vaida	680	C#	2024-04-17 19:34:31
10	Michael Damsgaard	719	C#	2024-11-07 21:40:06

#	User	Length	Language	Date
1	Carl Pittenger	231	C++	2024-03-18 21:38:49
2	Evan Michael Bailey	265	C++	2024-05-30 04:22:08
3	Zac Friggstad	371	C++	2024-03-17 18:04:29
4	Nicholas Foo Chuan Le	373	C++	2024-05-22 07:56:10
5	Benjamin Braüner	381	C++	2024-04-08 09:39:11
6	Jason Liu	383	C++	2024-04-06 01:42:05
7	Brandon Lau	386	C++	2025-01-24 04:19:21
8	Lew Choon Hean	392	C++	2024-12-28 04:03:21
9	ALEKSANDER WILLIAM	394	C++	2024-03-31 13:00:09
10	Henrik Josefsson	397	C++	2024-05-10 07:10:15

#	User	Length	Language	Date
1	Jacky Blois	1000	COBOL	2024-06-06 09:02:21

#	User	Length	Language	Date
1	yraten	299	Common Lisp	2024-04-10 03:11:09
2	Norvell Spearman	657	Common Lisp	2024-12-18 22:02:08

#	User	Length	Language	Date
1	Stefan Holm	872	Dart	2024-06-22 21:34:01

#	User	Length	Language	Date
1	Mikael Fangel	416	Elixir	2024-09-23 21:38:47

#	User	Length	Language	Date
1	Stefan Schmiedl	523	F#	2024-08-23 00:12:47
2	Hidden user	532	F#	2024-12-10 05:08:28
3	Emil Boesgaard Nørbjerg	2144	F#	2024-04-05 14:28:51

#	User	Length	Language	Date
1	Jimmy Nejtron	420	Go	2024-04-15 15:10:01
2	Norbert Voelker	462	Go	2024-03-18 11:21:37
3	Chris Vilches	497	Go	2024-08-16 17:08:13
4	Nienna Ackerman	553	Go	2024-10-03 20:21:30
5	Martin Stensgård	619	Go	2024-08-10 22:38:20
6	Nikolaj Alsøe	641	Go	2024-09-07 18:45:21
7	Abby Lorber	646	Go	2024-05-08 17:40:39
8	Tyler D Kelley	707	Go	2025-02-10 17:47:54

#	User	Length	Language	Date
1	Rudy Matela	94	Haskell	2024-03-17 14:44:27
2	Matthew A Johnson	100	Haskell	2024-05-03 02:49:20
3	Steinar Simonnes	215	Haskell	2024-03-19 10:29:24
4	Daniel Cabral	226	Haskell	2024-06-19 07:22:06
5	Sebastian Banert	229	Haskell	2024-06-07 13:32:43
6	Øyvind Almli	243	Haskell	2024-04-28 13:26:53
7	Timur Khazhiev	244	Haskell	2024-12-31 08:08:23
8	Christopher Whelan	261	Haskell	2025-01-01 02:35:04
9	Ramesh baskaran	281	Haskell	2024-10-08 16:22:11
10	Rani Eyðfinnsson Í Bø	290	Haskell	2024-04-05 14:53:29

#	User	Length	Language	Date
1	John Hershey	385	Java	2024-04-09 17:45:14
2	Steven Arycena Fatich	514	Java	2025-02-27 03:11:06
3	Hidden user	524	Java	2024-06-21 22:48:12
4	Lucas “Cortes” Cortes	560	Java	2025-03-11 23:21:17
5	Zayan Sharief	564	Java	2025-03-13 01:36:02
6	Apple T	566	Java	2025-03-12 01:14:57
7	Thomas King	569	Java	2024-06-13 16:26:30
8	Oliver Brinch	597	Java	2024-04-05 14:57:45
9	Trace Salinas	602	Java	2025-12-15 18:13:25
10	Raymond Arrington	606	Java	2024-06-07 05:26:34

#	User	Length	Language	Date
1	Erlend Raa Vågset	271	JavaScript (Node.js)	2025-10-21 10:56:42
2	Hidden user	939	JavaScript (Node.js)	2024-09-27 01:37:41

#	User	Length	Language	Date
1	Nick Cooper	89	JavaScript (SpiderMonkey)	2024-03-18 20:41:50
2	Christian Pilegaard Cederquist	101	JavaScript (SpiderMonkey)	2024-03-18 08:42:22
3	Jimmy Gustafsson	137	JavaScript (SpiderMonkey)	2024-05-30 10:03:28
4	Carl Pittenger	139	JavaScript (SpiderMonkey)	2024-03-18 19:57:35
5	Hidden user	205	JavaScript (SpiderMonkey)	2024-03-27 18:25:51
6	Ben Armstrong	206	JavaScript (SpiderMonkey)	2025-07-16 22:40:53
7	Bjørn Chr. Soltvedt	245	JavaScript (SpiderMonkey)	2024-03-17 15:25:42
8	Quoc Anh Khoa Nguyen	252	JavaScript (SpiderMonkey)	2025-01-24 19:43:18
9	Zach Tschetter	255	JavaScript (SpiderMonkey)	2025-01-24 19:41:45
10	Amina Pandey	256	JavaScript (SpiderMonkey)	2025-01-29 20:34:50

#	User	Length	Language	Date
1	Danny Robinson	77	Julia	2024-08-26 22:40:56
2	Alexandre Charland	98	Julia	2024-03-18 19:55:26
3	Timothy Gaede	679	Julia	2024-03-18 05:19:59

#	User	Length	Language	Date
1	Magnus Tønnessen	187	Kotlin	2024-08-01 20:37:11
2	Adam Rankin	242	Kotlin	2024-05-05 01:55:42
3	Troy Warmboe	307	Kotlin	2024-04-05 21:11:11
4	Chris Johnson	389	Kotlin	2025-10-28 20:29:09
5	Aditya Bhagavatula	425	Kotlin	2024-03-21 02:23:26
6	Zaw Myat	465	Kotlin	2024-03-19 10:27:22
7	Johnny Console	471	Kotlin	2024-11-04 16:27:24
8	Martijn Muijsers	584	Kotlin	2024-05-27 12:45:48
9	Emil Wihlander	584	Kotlin	2024-07-15 22:41:19
10	ANDREY FELIPE PINTO URIBE	930	Kotlin	2024-08-25 04:20:19

#	User	Length	Language	Date
1	Jacky Blois	364	Lua	2024-06-06 08:52:08
2	Adriel Javen Castro	654	Lua	2025-02-11 20:23:19

#	User	Length	Language	Date
1	Hidden user	479	OCaml	2024-09-19 20:17:00
2	Sebastian Banert	555	OCaml	2024-07-19 13:01:13
3	Artemis Ngoh	664	OCaml	2024-04-03 16:10:49

#	User	Length	Language	Date
1	Sven Rönnbäck	498	Octave	2024-03-18 18:21:43

#	User	Length	Language	Date
1	Hidden user	840	Odin	2025-04-23 22:13:18

#	User	Length	Language	Date
1	Ingemar Ragnemalm	699	Pascal	2024-03-25 05:59:36
2	David Connolly	722	Pascal	2024-10-04 13:29:21

#	User	Length	Language	Date
1	Saito Ta	60	Perl	2024-03-27 09:18:20

#	User	Length	Language	Date
1	Renate Fiala-Lundström	462	PHP	2024-04-07 15:01:42

#	User	Length	Language	Date
1	Yanmarshus Bachtiar	175	Python 2	2024-03-19 05:32:16
2	KALAJAYANTHI M	306	Python 2	2025-09-26 09:20:48
3	Johan Lyts	551	Python 2	2024-03-26 20:24:19

#	User	Length	Language	Date
1	Tobias Glimmerfors	61	Python 3	2025-07-03 14:30:29
2	Elias Lundell	61	Python 3	2025-07-04 08:42:34
3	Erik Adebahr	61	Python 3	2025-07-06 12:42:47
4	Vide Wallström	70	Python 3	2025-07-03 16:58:25
5	Kevin Gomez	83	Python 3	2024-03-22 01:00:00
6	Błażej Dariusz Roszkowski	90	Python 3	2024-04-02 12:09:50
7	Nicholas Russell Saerang	92	Python 3	2024-03-19 17:28:30
8	Carl Pittenger	94	Python 3	2024-03-18 19:23:24
9	Teikn Smith	104	Python 3	2024-03-22 00:38:32
10	Hidden user	104	Python 3	2025-07-04 08:15:11

#	User	Length	Language	Date
1	Thomas Feld	54	Ruby	2024-04-02 10:49:32
2	Russell Ng	72	Ruby	2024-08-16 14:50:21
3	Frederik Petersen	76	Ruby	2024-03-26 19:37:41
4	Clement Oh	103	Ruby	2024-03-24 12:47:10
5	Eugen Neagoe	144	Ruby	2026-01-28 21:20:09
6	Chenzhang Hu	165	Ruby	2025-09-22 15:42:56
7	Miorel Palii	185	Ruby	2024-11-09 06:54:37
8	Michael Lineweaver	314	Ruby	2025-09-28 18:47:43

#	User	Length	Language	Date
1	Vincent Lagerros	219	Rust	2024-09-11 16:08:27
2	Bas Dirks	520	Rust	2024-12-25 20:08:39
3	Simon Titkó	522	Rust	2024-11-16 23:17:19
4	Emil Dichmann	541	Rust	2025-08-21 14:15:23
5	David Rasch	556	Rust	2024-03-22 09:21:25
6	Aza Maulana Hadi	563	Rust	2024-03-19 18:54:07
7	Isak Jägberg	582	Rust	2024-10-10 14:05:01
8	Fredrik Eriksson	722	Rust	2024-09-22 19:44:05
9	Freek van Keulen	755	Rust	2024-03-18 15:18:44
10	gard heine kalland	779	Rust	2024-03-30 10:10:34

#	User	Length	Language	Date
1	AZm87	208	Swift	2024-04-08 17:03:15
2	Hidden user	402	Swift	2024-03-17 13:52:11
3	Jevania	433	Swift	2024-04-28 14:35:27

#	User	Length	Language	Date
1	nHail	998	TypeScript	2026-03-07 02:36:11

#	User	Length	Language	Date
1	Grettir Heimisson	3514	Zig	2025-10-29 13:55:48

Solution running time distribution