Problem A
Matchings — Problem Statistics

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Submissions	1219
Accepted submissions	201
Submission ratio	16.49%
Authors	186
Full solves [?]	85
Full solve Ratio	45.70%

#	User	Runtime	Language	Date
1	Jesper Öqvist	3.37 s	C	2018-07-12 17:49:34

#	User	Runtime	Language	Date
1	Jeremy Lim	0.11 s	C++	2025-12-24 10:08:28
2	Antoni Guz	0.13 s	C++	2018-02-13 21:18:19
3	Brandon Zhang	0.21 s	C++	2021-11-14 05:06:36
4	Sam Reinehr	0.31 s	C++	2021-06-12 18:53:29
5	Noah Weninger	0.32 s	C++	2020-10-01 05:56:55
6	Johan Wind	0.41 s	C++	2018-03-29 19:09:09
7	Sharaf Makahleh	0.46 s	C++	2025-12-07 02:25:41
8	Victor Chen	0.50 s	C++	2021-11-18 22:32:39
9	Arnav Sastry	0.51 s	C++	2022-07-22 21:11:01
10	Ian DeHaan	0.51 s	C++	2022-08-16 06:27:23

#	User	Runtime	Language	Date
1	David Brink	0.44 s	Java	2019-06-22 07:11:35
2	Måns Magnusson	3.01 s	Java	2017-10-25 15:37:42
3	Nick Wu	3.90 s	Java	2017-10-14 23:16:33
4	Mark Sturtevant	4.98 s	Java	2023-11-18 12:32:22

#	User	Runtime	Language	Date
1	Hidden user	1.49 s	Python 2	2018-02-25 12:55:33
2	Andreas Björklund	2.20 s	Python 2	2019-08-01 06:05:04
3	Victor Zheng	4.01 s	Python 2	2018-12-13 00:54:44

#	User	Runtime	Language	Date
1	Nicholas Russell Saerang	2.62 s	Python 3	2025-05-13 14:55:43

#	User	Runtime	Language	Date
1	Jakob Rødal Skaar	0.98 s	Rust	2023-10-17 19:29:22

#	User	Length	Language	Date
1	Jesper Öqvist	3344	C	2018-07-12 02:43:07

#	User	Length	Language	Date
1	Sam Reinehr	1903	C++	2021-06-12 18:53:29
2	Kristiyan Garchev	1944	C++	2021-10-15 20:28:27
3	chew chew	1944	C++	2021-12-14 14:21:41
4	Deepkamal Singh Jassal	1946	C++	2021-05-13 15:32:46
5	Gustavo Meza	2058	C++	2021-01-04 06:47:00
6	Kchama Du	2058	C++	2024-10-31 09:48:03
7	Michael S	2060	C++	2021-12-26 09:31:23
8	Bowen Yu	2078	C++	2017-10-14 22:00:42
9	Teetat Thamronglak	2130	C++	2023-11-30 12:27:45
10	Benjamin Qi	2135	C++	2026-03-18 21:38:29

#	User	Length	Language	Date
1	Måns Magnusson	2739	Java	2017-10-25 15:37:42
2	Nick Wu	3081	Java	2017-10-14 23:16:33
3	David Brink	7514	Java	2019-05-13 21:52:17
4	Mark Sturtevant	8046	Java	2023-11-18 12:32:22

#	User	Length	Language	Date
1	Victor Zheng	2542	Python 2	2018-12-13 00:54:44
2	Hidden user	2551	Python 2	2018-02-25 12:55:33
3	Andreas Björklund	3154	Python 2	2019-08-01 06:05:04

#	User	Length	Language	Date
1	Nicholas Russell Saerang	1416	Python 3	2025-05-13 14:53:07

#	User	Length	Language	Date
1	Jakob Rødal Skaar	40666	Rust	2023-10-17 19:29:22

Solution running time distribution