Problem A
How many 0's? — Problem Statistics

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Submissions	955
Accepted submissions	511
Submission ratio	53.51%
Authors	449
Full solves [?]	394
Full solve Ratio	87.75%

#	User	Runtime	Language	Date
1	Henrik Lindström	0.01 s	C	2019-05-15 17:12:40
2	Leo Jarhede	0.01 s	C	2025-06-11 15:48:16

#	User	Runtime	Language	Date
1	Adam Combler	0.00 s	C++	2018-05-01 17:30:53
2	Fredrik Präntare	0.00 s	C++	2018-09-02 19:46:35
3	Leif Eriksson	0.00 s	C++	2022-04-27 16:54:56
4	Alexander Johansson	0.00 s	C++	2022-08-19 12:36:27
5	Rasmus Uhlin	0.00 s	C++	2024-04-19 15:33:03
6	Tobias Elfstrand	0.00 s	C++	2024-04-30 13:44:11
7	Mattias Lindström	0.00 s	C++	2024-05-02 23:07:12
8	Gustav Ahlberg	0.01 s	C++	2013-05-14 15:29:27
9	David Lindqvist	0.01 s	C++	2016-04-22 20:09:25
10	Tomas Öhberg	0.01 s	C++	2017-05-14 12:41:25

#	User	Runtime	Language	Date
1	Vilhelm Melkstam	0.02 s	Go	2022-05-13 12:39:23

#	User	Runtime	Language	Date
1	Håkan Warnquist	0.13 s	Java	2013-05-14 16:19:51
2	Hidden user	0.14 s	Java	2018-05-23 13:54:06
3	philip norberg	0.14 s	Java	2024-04-26 12:40:41
4	Edvin Bergström	0.15 s	Java	2021-05-10 14:12:38
5	Oscar Nyman	0.15 s	Java	2024-04-04 15:09:56
6	Alfons Johansson	0.15 s	Java	2024-04-15 10:59:30
7	Julia Andersson	0.16 s	Java	2020-05-04 11:50:01
8	Lovisa Stålebrink	0.16 s	Java	2021-05-09 20:32:26
9	Paul Höft	0.16 s	Java	2022-05-11 09:15:00
10	MartinLindblom	0.17 s	Java	2020-05-17 15:53:30

#	User	Runtime	Language	Date
1	Silas Lenz	0.40 s	Kotlin	2019-05-24 22:53:25

#	User	Runtime	Language	Date
1	Måns Gezelius	0.22 s	Python 2	2018-04-24 18:14:59

#	User	Runtime	Language	Date
1	Anton Nilsson	0.07 s	Python 3	2025-05-14 15:34:56
2	Martin Johansen	0.07 s	Python 3	2025-05-16 02:52:52
3	Arturas Aleksandrauskas	0.08 s	Python 3	2019-04-26 18:40:32
4	Filip Johnsson	0.08 s	Python 3	2025-02-04 13:03:22
5	Emil Hägred Koverberg	0.08 s	Python 3	2025-05-08 16:37:09
6	Olle Ulfvin	0.08 s	Python 3	2025-05-08 17:58:05
7	Hidden user	0.08 s	Python 3	2025-05-09 11:25:43
8	Emelie Gustavsson	0.08 s	Python 3	2025-05-12 13:58:49
9	Johan von Axelson	0.08 s	Python 3	2025-05-13 12:53:31
10	Michael Birtman	0.08 s	Python 3	2025-05-16 11:54:00

#	User	Runtime	Language	Date
1	Edvin Kjell	0.01 s	Rust	2022-05-03 14:33:58
2	Axel Thelin	0.01 s	Rust	2024-04-18 19:33:41
3	Linus Käll	0.02 s	Rust	2022-05-02 13:31:17
4	Anton Iacobaeus	0.02 s	Rust	2023-05-05 12:50:42
5	David Axelsson	0.02 s	Rust	2024-05-04 12:07:38
6	Lukas Ingemarsson	0.02 s	Rust	2025-05-03 16:12:22

#	User	Length	Language	Date
1	Leo Jarhede	892	C	2025-06-11 15:48:16
2	Henrik Lindström	897	C	2019-05-15 17:15:42

#	User	Length	Language	Date
1	Alexander Engström	234	C++	2023-10-09 00:32:37
2	Anders Luong	256	C++	2024-03-06 21:21:33
3	Gunnar Engström	469	C++	2023-04-17 15:02:28
4	Leif Eriksson	492	C++	2024-04-22 19:48:21
5	Douglas Liao	529	C++	2024-04-12 12:28:38
6	Filip Tuvenvall	543	C++	2022-05-07 12:50:33
7	Fredrik Angström	572	C++	2019-09-06 14:31:37
8	Luka Jankovic	576	C++	2023-05-03 11:31:54
9	Hidden user	587	C++	2026-02-28 13:36:55
10	Liv Kåreborn	593	C++	2022-05-06 14:30:17

#	User	Length	Language	Date
1	Vilhelm Melkstam	973	Go	2022-05-13 12:39:41

#	User	Length	Language	Date
1	Inge Hansson	1049	Java	2024-03-18 14:30:22
2	Olav Övrebö	1302	Java	2018-05-25 00:24:43
3	Håkan Warnquist	2639	Java	2013-05-14 16:19:51
4	Andreas Hultqvist	2917	Java	2020-04-24 12:01:12
5	Björn Detterfelt	2932	Java	2019-05-21 22:52:37
6	Sebastian Bångerius	3139	Java	2018-03-17 22:17:28
7	Petter Svensson	3305	Java	2024-04-02 10:24:50
8	Julia Andersson	3316	Java	2020-05-04 11:50:01
9	Daniel Norström	3418	Java	2021-05-10 09:30:18
10	Lovisa Stålebrink	3420	Java	2021-05-09 20:32:26

#	User	Length	Language	Date
1	Silas Lenz	2608	Kotlin	2019-05-23 13:04:38

#	User	Length	Language	Date
1	Måns Gezelius	1024	Python 2	2018-04-24 18:14:59

#	User	Length	Language	Date
1	Gustav Elmqvist	159	Python 3	2023-04-28 18:17:20
2	Anton Nilsson	198	Python 3	2025-05-16 09:17:13
3	Noah Nielsen	285	Python 3	2024-04-22 00:50:19
4	Laura Oksanen	332	Python 3	2024-04-24 14:27:10
5	Axel Sundelin	400	Python 3	2025-09-26 14:42:01
6	Emanuel Särnhammar	422	Python 3	2023-05-21 17:30:56
7	Kevin Scott	446	Python 3	2024-04-26 19:28:49
8	Erik Ulff	463	Python 3	2024-03-25 15:38:47
9	Jens Varga	502	Python 3	2018-09-18 17:18:36
10	Sebastian Frisenfelt	536	Python 3	2022-05-03 14:36:00

#	User	Length	Language	Date
1	Edvin Kjell	1239	Rust	2022-05-03 14:33:58
2	Anton Iacobaeus	1245	Rust	2023-05-05 12:50:42
3	Lukas Ingemarsson	1330	Rust	2025-05-03 16:12:22
4	Axel Thelin	1576	Rust	2024-04-18 19:33:41
5	David Axelsson	1771	Rust	2024-05-04 12:07:38
6	Linus Käll	3694	Rust	2022-05-02 13:31:17

Solution running time distribution