Problem A
Jurassic Jigsaw — Problem Statistics

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Submissions	1393
Accepted submissions	788
Submission ratio	56.57%
Authors	649
Accepted authors	593
Author ratio	91.37%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.01 s	C	2019-06-27 07:53:11
2	Hidden user	0.05 s	C	2024-12-15 19:10:27
3	Hidden user	0.08 s	C	2020-08-08 14:29:49
4	Naveen Kumar S	0.10 s	C	2025-04-19 12:52:51
5	Hidden user	0.12 s	C	2022-02-19 00:18:08
6	Oscar Cusin	0.19 s	C	2024-03-01 13:43:22
7	Filip Hovorka	0.69 s	C	2020-11-11 20:27:45
8	Filikec	1.93 s	C	2020-11-11 19:40:14

#	User	Runtime	Language	Date
1	Constantijn Dekker	0.00 s	C++	2021-04-21 16:58:50
2	Ragnar Groot Koerkamp	0.01 s	C++	2018-12-27 13:19:33
3	Ludo Pulles	0.01 s	C++	2018-12-27 20:53:37
4	Duarte Nóbrega	0.01 s	C++	2019-01-04 21:35:38
5	Nils Gustafsson	0.01 s	C++	2019-05-13 23:16:55
6	Tomas Lagland	0.01 s	C++	2020-09-20 15:21:16
7	人外沙耶	0.01 s	C++	2020-11-10 11:25:37
8	Steven Halim	0.01 s	C++	2022-06-28 10:11:04
9	Dinh Huy Khanh	0.01 s	C++	2022-09-18 11:49:26
10	Benjamin Monastyrsky	0.01 s	C++	2024-11-03 19:57:40

#	User	Runtime	Language	Date
1	Yitian Wang	0.20 s	Go	2023-03-23 06:23:39
2	Norbert Voelker	0.40 s	Go	2021-07-22 18:37:28

#	User	Runtime	Language	Date
1	Rudy Matela	0.24 s	Haskell	2024-04-25 11:53:20

#	User	Runtime	Language	Date
1	Isaac Lee	0.20 s	Java	2020-06-14 04:11:51
2	Emil Bak-Møller	0.22 s	Java	2020-09-14 22:13:46
3	Minju Kang	0.22 s	Java	2024-10-28 18:45:30
4	Monica Li	0.24 s	Java	2024-10-28 20:51:38
5	Hidden user	0.25 s	Java	2020-03-10 12:17:31
6	Sim Kian Seng	0.26 s	Java	2023-11-25 15:46:24
7	Sebastian Donnum	0.27 s	Java	2020-03-10 13:01:31
8	Yong Shi Kang	0.27 s	Java	2023-11-15 07:19:59
9	Benjamin Reidys	0.28 s	Java	2018-12-27 00:48:42
10	Bjørn Dons	0.28 s	Java	2024-12-03 21:10:38

#	User	Runtime	Language	Date
1	Bjørn Chr. Soltvedt	0.16 s	JavaScript (SpiderMonkey)	2020-03-23 10:42:22
2	Christian Cederquist	0.34 s	JavaScript (SpiderMonkey)	2023-04-03 13:45:10

#	User	Runtime	Language	Date
1	Adam Rankin	0.59 s	Kotlin	2023-05-11 17:49:43
2	Hidden user	0.69 s	Kotlin	2019-12-19 18:01:36
3	Ditlef Alexander Diseth	0.81 s	Kotlin	2020-03-10 12:13:17

#	User	Runtime	Language	Date
1	Andreas Björklund	0.32 s	Python 2	2019-05-21 22:04:15
2	Max Erné	0.62 s	Python 2	2019-05-20 13:19:24
3	Lars Åström	0.77 s	Python 2	2019-05-07 16:02:34
4	Oskar Haarklou Veileborg	0.89 s	Python 2	2020-01-02 21:19:10
5	Matthijs Pool	0.97 s	Python 2	2019-05-20 17:08:25
6	Thomas Feld	1.00 s	Python 2	2020-03-31 11:28:13
7	Raymond van Venetie	1.02 s	Python 2	2019-05-19 22:20:32

#	User	Runtime	Language	Date
1	Ryan Tan	0.19 s	Python 3	2022-09-20 08:34:01
2	Dominic Berzin Chua Way Gin	0.20 s	Python 3	2025-04-17 16:21:50
3	Philip Luo	0.21 s	Python 3	2024-10-27 18:58:42
4	Ziwei Hu	0.22 s	Python 3	2023-10-28 12:39:30
5	Petr	0.22 s	Python 3	2024-12-04 01:02:57
6	Yohannes Melese	0.23 s	Python 3	2021-07-19 11:04:31
7	Jacob Albers	0.23 s	Python 3	2022-12-17 01:57:33
8	Alyssa Wu	0.23 s	Python 3	2024-10-30 17:00:44
9	Haobo Peng	0.24 s	Python 3	2022-09-30 02:11:24
10	Yong Mao	0.24 s	Python 3	2024-01-22 03:34:33

#	User	Runtime	Language	Date
1	Vincent Lagerros	0.01 s	Rust	2024-11-28 03:06:43
2	Sindbad Walter	0.04 s	Rust	2023-10-27 04:33:21
3	Bas Dirks	0.08 s	Rust	2024-01-14 21:21:31
4	Louis Bouchard	0.08 s	Rust	2024-10-27 02:34:29

#	User	Length	Language	Date
1	Naveen Kumar S	1482	C	2025-04-19 12:52:51
2	Filikec	1568	C	2020-11-11 19:40:14
3	Filip Hovorka	1570	C	2020-11-11 20:11:23
4	Ivan Petrov	1754	C	2019-06-27 07:53:11
5	Hidden user	2078	C	2024-12-15 23:00:57
6	Hidden user	2305	C	2020-08-08 14:29:49
7	Hidden user	3776	C	2022-02-19 00:18:08
8	Oscar Cusin	28732	C	2024-03-01 13:43:22

#	User	Length	Language	Date
1	Frederick Pek	877	C++	2021-12-04 05:46:42
2	Magnus Eide-Fredriksen	878	C++	2023-08-21 08:40:56
3	DASH	919	C++	2025-08-29 09:19:24
4	Dmitry Lyubshin	927	C++	2023-04-04 09:31:39
5	Ragnar Groot Koerkamp	932	C++	2018-12-27 13:19:33
6	Hidden user	957	C++	2023-11-17 02:13:11
7	Jalvin Chan Jia Xiang	967	C++	2020-01-10 17:27:48
8	Deniz Lapsekili	992	C++	2024-11-03 21:59:43
9	Paul-Andre Henegar	996	C++	2021-03-12 03:56:59
10	Alexander Skidanov	1010	C++	2024-12-17 13:58:42

#	User	Length	Language	Date
1	Yitian Wang	2200	Go	2023-03-23 06:23:39
2	Norbert Voelker	5855	Go	2021-07-22 18:37:28

#	User	Length	Language	Date
1	Rudy Matela	1565	Haskell	2024-04-25 11:53:20

#	User	Length	Language	Date
1	Doug Goodman	1571	Java	2019-05-28 22:50:03
2	Isaac Lee	1866	Java	2020-06-14 04:11:51
3	Huixuan Huang	1995	Java	2020-11-09 15:02:32
4	Alin Dondera	2028	Java	2019-08-22 13:25:20
5	Paul Boddington	2075	Java	2020-07-19 19:13:18
6	Hanyu Wei	2080	Java	2023-11-17 01:30:21
7	Crystal Sharpe	2129	Java	2020-06-12 04:07:21
8	Yixin Dai	2150	Java	2020-11-09 05:11:14
9	Eric Pinter	2178	Java	2020-04-16 03:44:43
10	Joseph Dyer	2200	Java	2020-09-12 19:35:58

#	User	Length	Language	Date
1	Christian Cederquist	2455	JavaScript (SpiderMonkey)	2023-04-03 13:45:10
2	Bjørn Chr. Soltvedt	19427	JavaScript (SpiderMonkey)	2020-03-23 10:42:22

#	User	Length	Language	Date
1	Adam Rankin	1550	Kotlin	2023-05-11 17:49:43
2	Hidden user	1921	Kotlin	2019-12-19 18:01:36
3	Ditlef Alexander Diseth	3978	Kotlin	2020-03-10 12:13:17

#	User	Length	Language	Date
1	Oskar Haarklou Veileborg	533	Python 2	2020-01-02 21:19:10
2	Andreas Björklund	672	Python 2	2019-05-21 22:04:15
3	Thomas Feld	686	Python 2	2020-03-30 13:21:33
4	Lars Åström	822	Python 2	2019-05-07 16:02:34
5	Raymond van Venetie	1026	Python 2	2019-05-19 22:20:32
6	Max Erné	1461	Python 2	2019-05-20 13:19:24
7	Matthijs Pool	1560	Python 2	2019-05-20 17:08:25

#	User	Length	Language	Date
1	Ahmed Chamseddine	325	Python 3	2024-12-15 21:23:58
2	Yong Mao	657	Python 3	2024-01-22 03:34:33
3	Casper Rysgaard	696	Python 3	2021-04-12 14:26:13
4	Steinar Simonnes	698	Python 3	2024-04-13 14:09:57
5	Roger Bongers	753	Python 3	2020-07-11 14:45:05
6	Petr	788	Python 3	2024-11-20 12:24:04
7	Bjørn Dons	792	Python 3	2024-12-03 21:15:44
8	Nathaniel Dubois	809	Python 3	2024-09-11 12:18:26
9	Iman Khodadi	812	Python 3	2020-04-01 10:14:32
10	Christian Blumenthal	813	Python 3	2023-06-25 02:27:59

#	User	Length	Language	Date
1	Bas Dirks	2365	Rust	2024-01-14 21:21:31
2	Sindbad Walter	2769	Rust	2023-10-27 04:33:21
3	Louis Bouchard	3093	Rust	2024-10-27 02:38:47
4	Vincent Lagerros	6950	Rust	2024-03-01 14:14:28

Solution running time distribution