Problem A
Isomorphic Inversion — Problem Statistics

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Submissions	667
Accepted submissions	183
Submission ratio	27.44%
Authors	157
Full solves [?]	116
Full solve Ratio	73.89%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.01 s	C	2019-02-08 15:23:36

#	User	Runtime	Language	Date
1	Andree Stef	0.00 s	C++	2025-02-23 19:48:46
2	Guilherme Machado de Freitas	0.00 s	C++	2025-09-18 05:08:23
3	Ludo Pulles	0.01 s	C++	2018-12-27 20:53:25
4	UAIC - HashBash (Lungu Cojocariu Palanici)	0.01 s	C++	2019-04-13 13:38:45
5	Long Qian	0.01 s	C++	2019-05-14 15:22:32
6	Andreas Grigorjew	0.01 s	C++	2019-10-18 14:44:39
7	Javier Reyes	0.01 s	C++	2019-11-18 02:17:02
8	Pavel Verigo	0.01 s	C++	2020-05-09 17:21:13
9	Alex Lind	0.01 s	C++	2020-09-26 09:59:01
10	Anubhab Das	0.01 s	C++	2020-10-19 22:27:10

#	User	Runtime	Language	Date
1	Josenildo Silva	0.64 s	Go	2020-04-26 03:13:35

#	User	Runtime	Language	Date
1	Bjørn Dons	0.16 s	Java	2019-10-04 22:03:53
2	Collin Jakubik	0.20 s	Java	2025-09-05 08:26:49
3	Jarik Karsten	0.29 s	Java	2019-10-07 13:19:46
4	Benjamin Reidys	0.30 s	Java	2019-03-12 22:53:50

#	User	Runtime	Language	Date
1	Andreas Björklund	0.07 s	Python 2	2019-05-21 20:12:42
2	Lars Åström	0.47 s	Python 2	2019-05-08 08:41:05

#	User	Runtime	Language	Date
1	Hrant Hovhannisyan	0.05 s	Python 3	2025-06-17 10:49:53
2	Noah Webber	0.05 s	Python 3	2025-10-03 22:27:11
3	Constantijn Dekker	0.08 s	Python 3	2022-05-26 21:20:24
4	M. Opat	0.09 s	Python 3	2023-09-21 11:29:24
5	Hidden user	0.15 s	Python 3	2022-08-06 23:38:10
6	Sagnik Biswas	0.27 s	Python 3	2024-11-03 22:24:45
7	Tobias Glimmerfors	0.28 s	Python 3	2020-06-07 11:28:16
8	Daniel Cortild	0.28 s	Python 3	2023-09-21 16:28:29
9	Nicholas Russell Saerang	0.56 s	Python 3	2024-04-25 15:08:14
10	Jens Bloemen	0.78 s	Python 3	2022-05-25 16:12:34

#	User	Length	Language	Date
1	Ivan Petrov	896	C	2019-02-08 15:23:36

#	User	Length	Language	Date
1	Andree Stef	387	C++	2025-02-23 19:28:51
2	Ragnar Groot Koerkamp	390	C++	2018-12-27 13:21:56
3	Andreas Grigorjew	483	C++	2019-10-18 14:44:39
4	Hidden user	598	C++	2019-10-06 01:06:55
5	Vicente Opazo Schuster	598	C++	2021-07-27 02:10:51
6	Jeroen Op de Beek	690	C++	2021-10-06 15:58:54
7	Hidden user	691	C++	2024-02-04 07:21:19
8	Md Ahad	743	C++	2025-06-17 09:03:34
9	Hidden user	753	C++	2019-02-27 15:50:46
10	Ragur Krishnan	755	C++	2019-05-09 03:38:08

#	User	Length	Language	Date
1	Josenildo Silva	1080	Go	2020-04-26 03:13:35

#	User	Length	Language	Date
1	Collin Jakubik	2496	Java	2025-09-05 08:29:55
2	Benjamin Reidys	3274	Java	2019-03-12 22:53:50
3	Jarik Karsten	5085	Java	2019-10-07 13:19:46
4	Bjørn Dons	5501	Java	2019-10-04 22:03:53

#	User	Length	Language	Date
1	Andreas Björklund	520	Python 2	2019-05-21 20:12:42
2	Lars Åström	669	Python 2	2019-05-08 08:41:05

#	User	Length	Language	Date
1	Nicholas Russell Saerang	253	Python 3	2024-04-25 15:08:14
2	M. Opat	388	Python 3	2023-09-21 11:29:24
3	Hrant Hovhannisyan	412	Python 3	2025-06-17 10:49:53
4	Constantijn Dekker	542	Python 3	2022-05-26 21:20:24
5	Tobias Glimmerfors	615	Python 3	2020-06-07 11:28:16
6	Hidden user	755	Python 3	2022-08-06 23:38:10
7	Noah Webber	804	Python 3	2025-10-03 22:27:11
8	Sagnik Biswas	836	Python 3	2024-11-03 22:24:45
9	Daniel Cortild	951	Python 3	2023-09-21 16:28:29
10	Jens Bloemen	1064	Python 3	2022-05-25 16:12:34

Solution running time distribution