Problem I
Töflur — Problem Statistics

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Submissions	1502
Accepted submissions	884
Submission ratio	58.85%
Authors	599
Full solves [?]	502
Full solve Ratio	83.81%

#	User	Score	Language	Date
1	Bergur Snorrason	100	C	2021-04-29 11:34:28
2	Sambit Palit	100	C	2021-06-28 01:58:36
3	Eyleifur Bjarkason	100	C	2021-08-06 23:48:27
4	Jaan Jaerving	100	C	2022-01-23 23:59:23
5	Katja Nikole Vernharðsdóttir	100	C	2023-01-26 02:40:53
6	Kasper Malmborg Rønne	100	C	2024-05-20 16:40:51
7	Mirel Cosulschi	100	C	2024-07-29 12:03:35
8	Guangyi Zhou	100	C	2025-01-20 10:30:59
9	Caleb Messerly	57	C	2021-10-23 01:53:05
10	Hidden user	57	C	2024-08-13 01:53:52

#	User	Score	Language	Date
1	Mikael Fiala-Lundström	100	C#	2021-05-27 11:37:48
2	Henrik Hallbert	100	C#	2022-05-17 15:08:03
3	Göran Andersson	100	C#	2022-06-09 13:24:51
4	Ahmad Barhamje	100	C#	2022-12-03 13:31:40
5	Andriy Zyevakov	100	C#	2022-12-20 10:23:01
6	Martin Liu	100	C#	2023-10-14 12:37:55
7	Umar Rasyid	100	C#	2025-07-06 06:15:59

#	User	Score	Language	Date
1	Ari Páll Agnarsson	57	Common Lisp	2021-04-22 11:14:04

#	User	Score	Language	Date
1	Jacob Harris Cryer Kragh	100	F#	2023-01-09 18:00:18

#	User	Score	Language	Date
1	Norbert Voelker	100	Go	2021-08-26 20:46:54

#	User	Score	Language	Date
1	Steinar Simonnes	100	Haskell	2024-04-01 11:46:22
2	Miguel Roldán Muñoz	100	Haskell	2024-06-03 10:08:29
3	Brent Yorgey	57	Haskell	2021-04-21 23:44:14
4	Hidden user	57	Haskell	2021-05-31 11:36:10
5	Erik von Brömssen	57	Haskell	2021-06-26 11:42:37
6	Ng Tek In	57	Haskell	2022-08-27 19:31:36
7	Leslie Yip	57	Haskell	2022-09-25 10:27:33
8	Hidden user	57	Haskell	2023-09-17 23:03:05

#	User	Score	Language	Date
1	Gilaad Elstein	100	JavaScript (Node.js)	2021-07-04 08:38:48

#	User	Score	Language	Date
1	Bjørn Chr. Soltvedt	100	JavaScript (SpiderMonkey)	2021-04-21 23:36:08
2	Christian Pilegaard Cederquist	100	JavaScript (SpiderMonkey)	2023-03-19 22:07:31
3	Zach Tschetter	100	JavaScript (SpiderMonkey)	2023-07-09 05:44:23

#	User	Score	Language	Date
1	Timothy Gaede	100	Julia	2024-04-10 05:15:59
2	Danny Robinson	57	Julia	2023-09-07 21:24:41
3	Simon Andreas Bjørn	57	Julia	2023-11-16 00:04:50

#	User	Score	Language	Date
1	Kelly Dance	57	Kotlin	2022-10-14 01:03:36
2	Adam Rankin	57	Kotlin	2023-05-12 03:27:50

#	User	Score	Language	Date
1	Shehab Ahmed Hatem	57	Lua	2023-11-17 14:26:29

#	User	Score	Language	Date
1	Johan Lyts	100	Python 2	2021-04-29 21:17:55
2	Yanmarshus Bachtiar	100	Python 2	2021-05-29 09:31:10
3	Andreas Björklund	100	Python 2	2022-01-17 17:53:47

#	User	Score	Language	Date
1	Hidden user	100	Ruby	2021-08-08 18:19:43
2	Thomas Feld	100	Ruby	2022-12-19 13:17:38

#	User	Score	Language	Date
1	Eric Pinter	100	Rust	2021-05-30 05:35:58
2	Bas Dirks	100	Rust	2022-01-19 09:17:55
3	Artur Khuziakhmetov	100	Rust	2022-08-06 10:26:10
4	Ng Tek In	100	Rust	2022-08-27 19:52:52
5	Giang Đào	100	Rust	2022-12-29 15:38:27
6	Þorvaldur Tumi Baldursson	100	Rust	2023-01-27 09:14:05
7	Valdimar Örn	100	Rust	2023-01-30 11:07:05
8	David Rasch	100	Rust	2023-11-27 12:28:26
9	Vincent Lagerros	100	Rust	2024-08-09 18:20:11

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.02 s	C	2025-01-20 10:30:59
2	Eyleifur Bjarkason	0.04 s	C	2021-08-06 23:49:19
3	Bergur Snorrason	0.04 s	C	2023-03-01 11:20:29
4	Kasper Malmborg Rønne	0.23 s	C	2024-05-21 19:47:21
5	Mirel Cosulschi	0.23 s	C	2024-07-29 12:03:35
6	Jaan Jaerving	0.24 s	C	2022-01-23 23:59:23
7	Katja Nikole Vernharðsdóttir	0.24 s	C	2023-01-26 02:40:53
8	Sambit Palit	0.31 s	C	2021-06-28 01:58:36

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.27 s	C#	2024-02-29 09:53:40
2	Henrik Hallbert	0.33 s	C#	2022-05-17 15:08:03
3	Göran Andersson	0.35 s	C#	2022-06-09 13:24:51
4	Ahmad Barhamje	0.36 s	C#	2022-12-03 13:31:40
5	Martin Liu	0.54 s	C#	2023-10-14 12:37:55
6	Umar Rasyid	0.60 s	C#	2025-07-06 06:15:59
7	Mikael Fiala-Lundström	0.68 s	C#	2021-05-27 11:39:52

#	User	Runtime	Language	Date
1	Agis Daniels	0.02 s	C++	2021-12-07 02:40:31
2	Alexander Kravberg	0.02 s	C++	2023-02-11 02:17:05
3	Andrew Polizzotto	0.02 s	C++	2023-03-10 20:08:38
4	Øyvind Almli	0.03 s	C++	2022-08-10 11:22:26
5	Frank Endriss	0.10 s	C++	2021-04-25 08:57:02
6	Harrison Shen	0.10 s	C++	2021-06-15 15:55:44
7	Daryll Ko	0.10 s	C++	2021-11-18 09:51:43
8	Tómas Ingi Hrólfsson	0.11 s	C++	2021-04-21 17:22:56
9	Filip Hovorka	0.13 s	C++	2021-10-15 16:42:10
10	Joshua Andersson	0.14 s	C++	2023-11-17 10:35:00

#	User	Runtime	Language	Date
1	Jacob Harris Cryer Kragh	0.62 s	F#	2023-01-09 18:00:18

#	User	Runtime	Language	Date
1	Norbert Voelker	0.25 s	Go	2021-08-26 20:46:54

#	User	Runtime	Language	Date
1	Miguel Roldán Muñoz	0.59 s	Haskell	2024-06-03 10:08:29
2	Steinar Simonnes	0.63 s	Haskell	2024-04-01 11:47:38

#	User	Runtime	Language	Date
1	Guangyi Zhou	0.08 s	Java	2025-01-20 10:18:45
2	Sven Rönnbäck	0.14 s	Java	2022-02-12 11:57:58
3	Crystal Sharpe	0.71 s	Java	2021-04-28 08:38:43
4	Issa Issack	0.71 s	Java	2024-04-01 06:07:35
5	Stela Palii	0.72 s	Java	2024-12-05 08:04:37
6	Tan Zhang-Hng Ervin	0.73 s	Java	2024-09-20 18:55:56
7	Luke Tan	0.79 s	Java	2025-08-15 18:45:40
8	Liam Keliher	0.85 s	Java	2021-05-20 07:21:21
9	Brent Yorgey	0.87 s	Java	2021-04-21 23:47:57
10	Doug Goodman	0.87 s	Java	2021-10-16 19:04:53

#	User	Runtime	Language	Date
1	Gilaad Elstein	0.93 s	JavaScript (Node.js)	2021-07-04 08:38:48

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.37 s	JavaScript (SpiderMonkey)	2023-03-19 22:11:30
2	Bjørn Chr. Soltvedt	0.38 s	JavaScript (SpiderMonkey)	2021-04-21 23:36:08
3	Zach Tschetter	0.90 s	JavaScript (SpiderMonkey)	2023-07-09 05:44:23

#	User	Runtime	Language	Date
1	Timothy Gaede	0.79 s	Julia	2024-04-10 05:15:59

#	User	Runtime	Language	Date
1	Andreas Björklund	0.37 s	Python 2	2022-01-17 17:53:47
2	Johan Lyts	0.39 s	Python 2	2021-04-29 21:17:55
3	Yanmarshus Bachtiar	0.39 s	Python 2	2021-05-29 09:31:10

#	User	Runtime	Language	Date
1	Petr	0.20 s	Python 3	2024-12-09 20:59:05
2	Darien Chong	0.30 s	Python 3	2021-04-21 19:20:34
3	Issa Issack	0.36 s	Python 3	2024-07-15 04:28:04
4	Simen Sørensen	0.37 s	Python 3	2024-10-17 14:43:38
5	Paco Criado	0.37 s	Python 3	2025-02-18 00:58:55
6	Roemer Caliboso	0.38 s	Python 3	2024-09-09 00:37:23
7	Henrik Hallbert	0.39 s	Python 3	2022-05-17 14:57:57
8	Maxim Barbe	0.39 s	Python 3	2024-05-30 18:03:55
9	Hidden user	0.39 s	Python 3	2024-12-28 10:20:29
10	Glenn Say	0.39 s	Python 3	2025-02-09 08:23:00

#	User	Runtime	Language	Date
1	Thomas Feld	0.64 s	Ruby	2023-09-08 11:56:19
2	Hidden user	0.70 s	Ruby	2021-08-08 18:19:43

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2025-05-30 01:22:43
2	Bas Dirks	0.08 s	Rust	2022-01-19 09:17:55
3	Artur Khuziakhmetov	0.08 s	Rust	2022-08-06 10:26:10
4	David Rasch	0.08 s	Rust	2023-11-27 12:37:20
5	Giang Đào	0.10 s	Rust	2022-12-29 15:53:24
6	Eric Pinter	0.13 s	Rust	2021-05-30 05:35:58
7	Ng Tek In	0.13 s	Rust	2022-08-27 19:52:52
8	Þorvaldur Tumi Baldursson	0.14 s	Rust	2023-01-27 09:23:59
9	Valdimar Örn	0.21 s	Rust	2023-01-30 11:07:05

#	User	Length	Language	Date
1	Mirel Cosulschi	462	C	2024-07-29 12:03:35
2	Jaan Jaerving	472	C	2022-01-23 23:59:23
3	Bergur Snorrason	509	C	2024-02-09 13:04:40
4	Guangyi Zhou	738	C	2025-01-20 10:30:59
5	Katja Nikole Vernharðsdóttir	837	C	2023-01-26 02:40:53
6	Kasper Malmborg Rønne	887	C	2024-05-21 19:47:21
7	Sambit Palit	1377	C	2021-06-28 01:58:36
8	Eyleifur Bjarkason	8075	C	2021-08-06 23:49:19

#	User	Length	Language	Date
1	Ahmad Barhamje	537	C#	2022-12-03 13:31:40
2	Umar Rasyid	603	C#	2025-07-06 06:15:59
3	Henrik Hallbert	617	C#	2022-05-17 15:08:03
4	Göran Andersson	656	C#	2022-06-09 13:24:51
5	Mikael Fiala-Lundström	825	C#	2021-05-27 11:39:52
6	Martin Liu	884	C#	2023-10-14 12:37:55
7	Andriy Zyevakov	12036	C#	2022-12-20 10:23:01

#	User	Length	Language	Date
1	陳善元	253	C++	2023-01-04 07:33:24
2	曾琬婷Nicky0731	266	C++	2023-10-17 15:05:26
3	Trần Huy Long	273	C++	2023-11-15 09:19:14
4	Hidden user	283	C++	2023-01-04 06:32:48
5	Yeung Man Tsung	289	C++	2022-12-24 10:34:11
6	Florentin Constantin	290	C++	2021-10-16 09:45:49
7	Buste Alin	296	C++	2024-04-30 23:39:46
8	Rares Popa	301	C++	2021-10-16 09:05:20
9	Andrei Boaca	307	C++	2021-10-16 09:07:38
10	洪崇恩	308	C++	2025-04-26 19:07:37

#	User	Length	Language	Date
1	Jacob Harris Cryer Kragh	321	F#	2023-01-09 18:00:18

#	User	Length	Language	Date
1	Norbert Voelker	557	Go	2021-08-26 20:46:54

#	User	Length	Language	Date
1	Steinar Simonnes	577	Haskell	2024-04-01 11:48:35
2	Miguel Roldán Muñoz	1637	Haskell	2024-06-03 10:08:29

#	User	Length	Language	Date
1	Doug Goodman	552	Java	2021-10-16 19:04:53
2	Logan Pipes	582	Java	2021-05-27 00:31:56
3	Mariann Løtvedt	595	Java	2022-06-20 16:00:47
4	Crystal Sharpe	668	Java	2021-04-28 08:38:43
5	Luke Tan	778	Java	2025-08-15 18:45:40
6	Stela Palii	804	Java	2024-12-05 08:04:37
7	Ben Cobb	839	Java	2024-02-19 16:23:57
8	Liam Keliher	1015	Java	2021-05-20 07:21:21
9	Kevin Lim Yong Shen	1694	Java	2022-04-22 16:25:01
10	Guangyi Zhou	1756	Java	2025-01-20 10:18:45

#	User	Length	Language	Date
1	Gilaad Elstein	545	JavaScript (Node.js)	2021-07-04 08:38:48

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	140	JavaScript (SpiderMonkey)	2023-03-19 22:07:31
2	Bjørn Chr. Soltvedt	160	JavaScript (SpiderMonkey)	2021-04-21 23:36:08
3	Zach Tschetter	304	JavaScript (SpiderMonkey)	2023-07-09 05:44:23

#	User	Length	Language	Date
1	Timothy Gaede	402	Julia	2024-04-10 05:15:59

#	User	Length	Language	Date
1	Andreas Björklund	131	Python 2	2022-01-17 17:53:47
2	Johan Lyts	134	Python 2	2021-04-29 21:17:55
3	Yanmarshus Bachtiar	199	Python 2	2021-05-29 09:31:10

#	User	Length	Language	Date
1	Ryan Pitasky	89	Python 3	2024-01-20 20:38:46
2	Guk Yi Siong	94	Python 3	2023-12-20 17:00:46
3	Lee Yi Heng	94	Python 3	2024-03-24 16:23:53
4	Tai Tze Kin	95	Python 3	2024-05-09 11:41:00
5	Benedikt Aron Sigurþórsson	98	Python 3	2023-09-07 15:10:13
6	Simon Baeckelant	98	Python 3	2024-12-02 08:10:11
7	Rafael Kristoforus Yanto	98	Python 3	2025-02-21 14:15:27
8	David Aldenbro	98	Python 3	2025-08-31 14:55:15
9	Lee Isaac	99	Python 3	2022-11-12 21:49:48
10	Guillermo Hernández	99	Python 3	2023-12-31 00:56:00

#	User	Length	Language	Date
1	Thomas Feld	57	Ruby	2023-09-08 11:56:19
2	Hidden user	80	Ruby	2021-08-08 18:19:43

#	User	Length	Language	Date
1	David Rasch	341	Rust	2023-11-27 12:40:19
2	Ng Tek In	460	Rust	2022-08-27 19:52:52
3	Bas Dirks	469	Rust	2022-01-19 09:17:55
4	Þorvaldur Tumi Baldursson	513	Rust	2023-01-27 09:23:59
5	Artur Khuziakhmetov	628	Rust	2022-08-06 10:26:10
6	Valdimar Örn	732	Rust	2023-01-30 11:07:05
7	Eric Pinter	1026	Rust	2021-05-30 05:35:58
8	Giang Đào	3323	Rust	2022-12-29 15:38:27
9	Vincent Lagerros	14363	Rust	2024-08-09 18:20:11

Solution running time distribution