Problem A
Zig Zag Nametag — Problem Statistics

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Submissions	1909
Accepted submissions	738
Submission ratio	38.66%
Authors	725
Full solves [?]	599
Full solve Ratio	82.62%

#	User	Runtime	Language	Date
1	Dominique Benito	0.00 s	C	2015-03-28 22:41:34
2	Dan Rubery	0.00 s	C	2015-04-01 18:11:36
3	Sebastian Valencia	0.00 s	C	2017-05-14 00:23:14
4	Bergur Snorrason	0.00 s	C	2020-12-21 11:44:03
5	Bartosz Hajdas	0.00 s	C	2025-10-25 10:16:50
6	Daniel Rubery	0.01 s	C	2015-03-28 21:45:46
7	Ivan Petrov	0.01 s	C	2019-09-27 15:09:44

#	User	Runtime	Language	Date
1	Tommy Ivarsson	0.02 s	C#	2015-04-14 11:03:55
2	Quan Huynh	0.02 s	C#	2015-11-07 09:31:55
3	Саттар Имамов	0.02 s	C#	2017-11-11 16:35:53
4	Joakim Eriksson	0.02 s	C#	2020-01-09 17:06:37
5	Hidden user	0.10 s	C#	2024-10-30 00:22:50
6	Aref Mourtada	0.18 s	C#	2024-10-30 13:36:06

#	User	Runtime	Language	Date
1	Hidden user	0.05 s	Go	2023-08-13 23:42:57

#	User	Runtime	Language	Date
1	Johan Meier	0.00 s	Haskell	2016-12-31 15:43:03
2	Mattias Aronsson Adler	0.01 s	Haskell	2018-07-13 10:09:08
3	Brent Yorgey	0.01 s	Haskell	2021-01-04 05:49:18
4	Ian Clement	0.01 s	Haskell	2024-10-26 17:08:44
5	Jannik Olbrich	0.03 s	Haskell	2023-04-12 20:04:32

#	User	Runtime	Language	Date
1	Sayam Goyal	0.04 s	Java	2025-09-13 20:05:56
2	Mehmet Ugurbil	0.05 s	Java	2015-03-28 20:22:55
3	Trần Công Duy	0.05 s	Java	2015-11-07 05:21:57
4	Hidden user	0.05 s	Java	2018-04-11 12:01:52
5	Liam Keliher	0.05 s	Java	2018-07-19 05:56:35
6	Selina Lin	0.05 s	Java	2025-09-16 21:33:18
7	Melanie Kirsche	0.06 s	Java	2015-03-28 18:15:37
8	Hassan Almas	0.06 s	Java	2015-03-28 18:41:02
9	Luu Nhat Phi	0.06 s	Java	2015-11-07 05:17:30
10	Hidden user	0.06 s	Java	2015-11-07 06:25:57

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.03 s	JavaScript (SpiderMonkey)	2018-08-03 13:58:34

#	User	Runtime	Language	Date
1	Adam Rankin	0.79 s	Kotlin	2023-11-11 05:42:30

#	User	Runtime	Language	Date
1	Andriy Zyevakov	0.03 s	Prolog	2019-06-26 20:03:43

#	User	Runtime	Language	Date
1	Erik Odenman	0.03 s	Python 2	2015-05-28 13:55:27
2	Ethan Arnold	0.03 s	Python 2	2017-04-02 19:47:51
3	William Gan	0.03 s	Python 2	2017-12-19 03:51:25
4	Hermon Mulat	0.03 s	Python 2	2018-10-02 18:13:26
5	Jesper Öqvist	0.03 s	Python 2	2018-11-10 20:23:48
6	Sigurður Jens Albertsson	0.03 s	Python 2	2019-11-29 18:49:30
7	Ted Ying	0.04 s	Python 2	2016-04-10 19:28:12
8	Andreas Björklund	0.04 s	Python 2	2020-09-16 21:59:09
9	Christofer Ohlsson	0.06 s	Python 2	2015-07-10 11:16:30
10	Brendan Curran	0.06 s	Python 2	2016-04-16 20:12:40

#	User	Runtime	Language	Date
1	Arnav Sastry	0.02 s	Python 3	2016-04-13 00:40:07
2	Christian Lindeström	0.02 s	Python 3	2016-10-04 18:33:18
3	Саттар Имамов	0.02 s	Python 3	2017-11-11 00:06:42
4	James Hamm	0.02 s	Python 3	2018-04-17 16:37:17
5	Eimhin McDonald	0.02 s	Python 3	2018-07-19 23:41:48
6	Ema Jemec	0.03 s	Python 3	2018-07-09 17:02:08
7	Torstein Strømme	0.03 s	Python 3	2018-08-22 11:39:34
8	Martin Aumüller	0.03 s	Python 3	2018-10-10 19:50:06
9	Andrew McGehee	0.03 s	Python 3	2018-10-29 22:06:09
10	Robert Zeller	0.03 s	Python 3	2019-03-02 01:27:19

#	User	Runtime	Language	Date
1	Thomas Feld	0.06 s	Ruby	2023-06-23 11:53:35

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.00 s	Rust	2023-05-20 23:23:54
2	Lukas Dutrieux	0.00 s	Rust	2025-09-16 16:08:15
3	Judith Hemp	0.01 s	Rust	2022-01-22 18:10:33

#	User	Length	Language	Date
1	Dan Rubery	416	C	2015-04-01 18:11:36
2	Bartosz Hajdas	884	C	2025-10-25 10:16:50
3	Sebastian Valencia	891	C	2017-05-14 00:23:14
4	Ivan Petrov	1072	C	2019-09-27 15:09:44
5	Daniel Rubery	1823	C	2015-03-28 21:45:46
6	Bergur Snorrason	1930	C	2020-12-21 11:44:03
7	Dominique Benito	40700	C	2015-03-28 22:41:34

#	User	Length	Language	Date
1	Hidden user	1408	C#	2024-11-02 15:39:17
2	Tommy Ivarsson	2091	C#	2015-04-14 11:03:55
3	Quan Huynh	2091	C#	2015-11-07 09:31:55
4	Саттар Имамов	2293	C#	2017-11-11 16:35:53
5	Aref Mourtada	2615	C#	2024-10-30 13:36:06
6	Joakim Eriksson	3987	C#	2020-01-09 17:09:38

#	User	Length	Language	Date
1	Jeehak Yun	340	C++	2015-04-01 16:56:35
2	Jeehak Yoon	340	C++	2015-04-02 08:24:30
3	Teikn Smith	388	C++	2024-07-05 01:28:50
4	Nikolaj Simling	401	C++	2015-10-09 05:32:11
5	Syx Pek	403	C++	2016-01-28 10:37:49
6	Yen-Hsiang Chang	414	C++	2019-05-29 11:28:41
7	Simone Moretti	418	C++	2022-02-22 10:14:45
8	Yuanhao Wei	426	C++	2015-03-28 18:50:33
9	廖緯程	427	C++	2023-05-11 23:39:35
10	Suchir Balaji	430	C++	2016-04-10 19:13:12

#	User	Length	Language	Date
1	Hidden user	620	Go	2023-08-13 23:47:39

#	User	Length	Language	Date
1	Jannik Olbrich	164	Haskell	2023-04-12 20:09:57
2	Mattias Aronsson Adler	669	Haskell	2018-07-13 10:09:08
3	Johan Meier	774	Haskell	2016-12-31 15:43:03
4	Ian Clement	2014	Haskell	2024-10-26 17:08:44
5	Brent Yorgey	2335	Haskell	2021-01-04 05:49:18

#	User	Length	Language	Date
1	Matthew Bregg	498	Java	2015-03-28 20:01:23
2	Nicholas Sharp	630	Java	2015-03-28 18:22:51
3	Ben Cousins	633	Java	2015-03-28 18:26:08
4	Yijie Wang	633	Java	2015-03-28 18:40:38
5	Sahir Boghani	636	Java	2016-04-02 07:10:57
6	Stephen Royal	643	Java	2015-04-01 15:48:44
7	Amon Al-khatib	645	Java	2016-04-12 21:23:16
8	Hidden user	674	Java	2018-04-11 12:01:52
9	Zachary Felix	683	Java	2015-03-28 18:47:30
10	Doug Goodman	689	Java	2018-06-21 19:51:34

#	User	Length	Language	Date
1	Bjørn Chr. Soltvedt	884	JavaScript (SpiderMonkey)	2018-08-03 13:58:34

#	User	Length	Language	Date
1	Adam Rankin	792	Kotlin	2023-11-11 05:42:30

#	User	Length	Language	Date
1	Andriy Zyevakov	1551	Prolog	2019-06-26 20:03:43

#	User	Length	Language	Date
1	William Gan	285	Python 2	2017-12-19 03:51:25
2	Andreas Björklund	350	Python 2	2020-09-16 21:59:09
3	Erik Odenman	370	Python 2	2015-05-28 13:55:27
4	Lars Åström	453	Python 2	2018-10-22 13:29:58
5	Ethan Arnold	467	Python 2	2017-04-02 19:47:51
6	Jesper Öqvist	513	Python 2	2018-11-10 20:23:48
7	Brendan Curran	566	Python 2	2016-04-16 20:12:40
8	Ted Ying	568	Python 2	2016-04-10 19:28:12
9	Hermon Mulat	660	Python 2	2018-10-02 18:13:26
10	Oskar Haarklou Veileborg	673	Python 2	2018-11-16 09:34:29

#	User	Length	Language	Date
1	Yong Mao	174	Python 3	2023-12-15 03:44:59
2	Hidden user	226	Python 3	2023-09-06 07:59:19
3	Radvilas Rumšas	281	Python 3	2025-10-25 11:05:58
4	Tai Tze Kin	317	Python 3	2024-05-04 18:19:25
5	Lee Isaac	319	Python 3	2023-01-09 19:29:43
6	Christian Lindeström	345	Python 3	2016-10-04 18:33:18
7	Hrant Hovhannisyan	394	Python 3	2025-08-04 10:14:23
8	Marcus Xu	395	Python 3	2023-01-11 10:40:49
9	Brandon Foong	429	Python 3	2023-01-10 14:40:27
10	Tycho Elling	437	Python 3	2025-10-25 05:50:39

#	User	Length	Language	Date
1	Thomas Feld	142	Ruby	2023-06-23 11:56:01

#	User	Length	Language	Date
1	Lukas Dutrieux	1363	Rust	2025-09-16 16:08:15
2	Judith Hemp	1584	Rust	2022-01-22 18:10:33
3	Daniel Anker Hermansen	19958	Rust	2023-05-20 23:23:54

Solution running time distribution