Problem H
A Flea on a Chessboard — Problem Statistics

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Submissions	2055
Accepted submissions	407
Submission ratio	19.81%
Authors	422
Full solves [?]	272
Full solve Ratio	64.45%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.01 s	C	2019-10-02 08:36:11
2	Andreas Björklund	0.01 s	C	2020-11-26 11:15:32
3	Casper Beckman	0.01 s	C	2023-01-30 21:51:01
4	Gabriel Koh	0.02 s	C	2019-10-07 18:20:18
5	Hidden user	0.03 s	C	2020-07-16 07:37:12
6	Filip Hovorka	0.03 s	C	2021-03-12 18:10:18
7	Andrew Roberts	0.04 s	C	2020-07-02 01:10:45
8	Kenneth Langedal	0.13 s	C	2024-11-13 20:04:55
9	Hidden user	0.17 s	C	2024-05-30 12:41:00
10	Alexander Bilde Pedersen	0.20 s	C	2023-07-04 16:23:11

#	User	Runtime	Language	Date
1	Eric The Swift	0.06 s	C#	2020-08-09 01:57:05
2	Valentk777	0.06 s	C#	2020-10-23 07:17:41
3	Alexander Yoshida	0.28 s	C#	2019-11-07 22:33:59

#	User	Runtime	Language	Date
1	Ludo Pulles	0.01 s	C++	2019-09-29 19:34:04
2	Steven Halim	0.01 s	C++	2019-10-01 08:14:34
3	Aleksandr Tereshchenko	0.01 s	C++	2019-10-04 17:19:40
4	Hidden user	0.01 s	C++	2020-02-20 06:09:21
5	Bowen WU	0.01 s	C++	2020-09-21 11:24:30
6	Erik Mattfolk	0.01 s	C++	2020-10-05 09:44:56
7	Hidden user	0.01 s	C++	2021-01-30 13:21:02
8	Asir Alam	0.01 s	C++	2021-03-05 18:00:06
9	Frederick Pek	0.01 s	C++	2021-05-25 14:52:40
10	Maxwell Penders	0.01 s	C++	2022-01-02 01:58:48

#	User	Runtime	Language	Date
1	Norbert Voelker	0.07 s	Go	2021-03-15 00:46:28
2	Ivan Petrov	0.13 s	Go	2019-10-02 08:27:20
3	Dag Wullt	0.20 s	Go	2020-11-20 14:05:26
4	Hidden user	0.60 s	Go	2020-11-20 16:37:43

#	User	Runtime	Language	Date
1	Lars Brünjes	0.09 s	Haskell	2025-06-20 12:21:12
2	Brent Yorgey	0.43 s	Haskell	2019-11-04 18:13:38

#	User	Runtime	Language	Date
1	Liam Keliher	0.20 s	Java	2020-07-27 22:12:56
2	Mong-En Ip	0.23 s	Java	2021-03-04 22:21:00
3	Benjamin Tatsuoka	0.23 s	Java	2021-06-16 06:14:43
4	Malte Larsson	0.26 s	Java	2020-11-25 17:00:17
5	Tyler Marks	0.28 s	Java	2021-03-04 05:04:09
6	David Brodsky	0.30 s	Java	2020-06-10 16:46:36
7	Toan Vu	0.30 s	Java	2021-03-04 02:56:16
8	Emilie Hyslop	0.33 s	Java	2020-12-03 00:53:16
9	Isaak Coleman	0.34 s	Java	2019-12-31 04:06:39
10	Mattias Gustafsson	0.34 s	Java	2020-11-16 08:20:29

#	User	Runtime	Language	Date
1	Christian Pilegaard Cederquist	0.04 s	JavaScript (SpiderMonkey)	2024-09-17 09:05:38

#	User	Runtime	Language	Date
1	Andreas Björklund	0.10 s	Python 2	2020-11-24 20:49:04
2	Måns Magnusson	0.13 s	Python 2	2019-09-28 12:17:28
3	Maj Stenmark	0.13 s	Python 2	2019-09-28 17:20:18
4	Lars Åström	0.14 s	Python 2	2019-09-30 09:17:04
5	Björn Magnusson	0.17 s	Python 2	2019-09-28 12:29:08
6	Thore Husfeldt	0.55 s	Python 2	2019-09-30 16:12:27

#	User	Runtime	Language	Date
1	Sukit Seripanitkarn	0.11 s	Python 3	2023-02-25 02:17:55
2	Maxwell Penders	0.11 s	Python 3	2023-03-13 00:39:44
3	Mattias Gustafsson	0.12 s	Python 3	2020-11-26 09:58:10
4	Carlos José Rebellon Jalil	0.12 s	Python 3	2025-10-30 01:51:07
5	JI YUYU	0.14 s	Python 3	2024-01-14 18:10:36
6	Hidden user	0.14 s	Python 3	2024-09-17 09:10:46
7	Dylan Middendorf	0.15 s	Python 3	2023-02-25 02:36:27
8	Soumyaditya Choudhuri	0.15 s	Python 3	2023-02-25 02:53:19
9	Anton Åkerman	0.16 s	Python 3	2021-10-16 00:16:49
10	Hidden user	0.16 s	Python 3	2022-06-18 17:33:23

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.02 s	Rust	2023-09-28 14:10:44
2	Ryan Chew	0.02 s	Rust	2025-08-21 19:02:17
3	Alexander Berntsson	0.03 s	Rust	2023-06-14 21:57:44
4	Michael Earl	0.04 s	Rust	2019-12-11 07:48:51
5	Erik Magnusson	0.04 s	Rust	2024-02-21 10:39:22
6	Samuel Kyletoft	0.06 s	Rust	2020-06-14 01:29:21
7	Artur Khuziakhmetov	0.07 s	Rust	2023-08-17 10:46:47
8	Hidden user	0.22 s	Rust	2025-09-30 19:30:11
9	Eric Pinter	0.29 s	Rust	2020-07-27 00:14:47

#	User	Length	Language	Date
1	Ivan Petrov	683	C	2019-10-02 08:36:11
2	Hidden user	823	C	2024-05-30 12:41:00
3	Andreas Björklund	838	C	2020-11-26 11:15:32
4	Gabriel Koh	888	C	2019-10-07 18:20:18
5	Andrew Roberts	926	C	2020-07-02 01:10:45
6	Filip Hovorka	1249	C	2021-03-12 18:10:18
7	Hidden user	1401	C	2020-07-16 07:37:12
8	Alexander Bilde Pedersen	1421	C	2023-07-04 16:23:11
9	Kenneth Langedal	1573	C	2024-11-13 20:04:55
10	Casper Beckman	4080	C	2023-01-30 21:51:01

#	User	Length	Language	Date
1	Valentk777	1677	C#	2020-11-09 19:57:34
2	Alexander Yoshida	1803	C#	2019-11-07 22:33:59
3	Eric The Swift	3511	C#	2020-08-09 01:57:05

#	User	Length	Language	Date
1	Johan Wind	509	C++	2019-09-28 13:38:35
2	Evan Michael Bailey	530	C++	2023-07-21 07:25:50
3	Warren Mazmur	581	C++	2019-09-28 16:49:16
4	Han Jiang	581	C++	2019-09-28 17:51:46
5	Rafi	595	C++	2022-08-23 21:53:47
6	Asir Alam	601	C++	2021-03-05 18:00:06
7	Đăng Khoa Trần	602	C++	2019-09-28 13:48:07
8	Alexander Skidanov	605	C++	2024-10-25 17:45:37
9	Frederick Pek	623	C++	2021-05-25 14:52:40
10	Erling Solberg	628	C++	2019-09-28 15:17:24

#	User	Length	Language	Date
1	Ivan Petrov	534	Go	2019-10-02 08:27:20
2	Norbert Voelker	1328	Go	2021-03-15 00:46:28
3	Dag Wullt	1808	Go	2020-11-20 14:05:26
4	Hidden user	3215	Go	2020-11-20 16:37:43

#	User	Length	Language	Date
1	Brent Yorgey	2797	Haskell	2019-11-04 18:13:38
2	Lars Brünjes	2849	Haskell	2025-06-20 12:21:12

#	User	Length	Language	Date
1	Emilie Hyslop	805	Java	2020-12-03 00:53:16
2	Tyler Marks	986	Java	2021-03-04 05:04:09
3	Robert Nix	1065	Java	2020-03-02 21:00:34
4	Enrico Miotto	1220	Java	2020-11-25 13:32:09
5	Isaak Coleman	1243	Java	2019-12-31 04:06:39
6	Daschel Cooper	1429	Java	2019-11-16 20:09:41
7	Benjamin Tatsuoka	1453	Java	2021-06-16 06:14:43
8	Anthony Pagnotta	1482	Java	2025-03-29 05:42:55
9	Robin Karlsson	1548	Java	2020-11-25 07:56:46
10	Fredrik Persson	1551	Java	2020-11-14 09:54:16

#	User	Length	Language	Date
1	Christian Pilegaard Cederquist	836	JavaScript (SpiderMonkey)	2024-09-17 09:05:10

#	User	Length	Language	Date
1	Måns Magnusson	461	Python 2	2019-09-28 12:17:28
2	Maj Stenmark	461	Python 2	2019-09-28 17:20:18
3	Björn Magnusson	627	Python 2	2019-09-28 12:29:08
4	Andreas Björklund	630	Python 2	2020-11-24 16:34:51
5	Lars Åström	684	Python 2	2019-09-30 09:17:04
6	Thore Husfeldt	753	Python 2	2019-09-30 16:12:27

#	User	Length	Language	Date
1	Thomas Feld	287	Python 3	2023-09-01 10:15:57
2	Benjamin Z White	297	Python 3	2023-08-15 15:34:51
3	Hidden user	329	Python 3	2024-09-17 09:10:46
4	Jesper Bech Christensen	361	Python 3	2024-07-10 22:23:40
5	Maxwell Penders	419	Python 3	2023-03-13 01:21:28
6	Muhammad Dabeer	425	Python 3	2024-06-12 10:26:59
7	Tony Kwan	430	Python 3	2022-08-02 02:30:58
8	Muhammad Jarrar Haider	433	Python 3	2024-06-12 09:33:12
9	Hidden user	433	Python 3	2024-11-28 03:47:55
10	Gicu Rata	434	Python 3	2024-05-25 11:24:32

#	User	Length	Language	Date
1	Artur Khuziakhmetov	765	Rust	2023-08-17 10:38:28
2	Ryan Chew	1305	Rust	2025-08-21 19:02:17
3	Samuel Kyletoft	1381	Rust	2020-06-14 01:29:21
4	Alexander Berntsson	1584	Rust	2023-06-14 21:57:44
5	Eric Pinter	1846	Rust	2020-07-27 00:14:47
6	Michael Earl	1883	Rust	2019-12-11 07:48:51
7	Erik Magnusson	4802	Rust	2024-02-21 10:39:22
8	Hidden user	10577	Rust	2025-09-30 19:30:11
9	Daniel Anker Hermansen	17804	Rust	2023-09-28 14:10:44

Solution running time distribution