Problem A
Couple Competition — Problem Statistics

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Submissions	2850
Accepted submissions	376
Submission ratio	13.19%
Authors	384
Full solves [?]	210
Full solve Ratio	54.69%

#	User	Score	Language	Date
1	Bergur Snorrason	100	C	2022-02-23 16:19:45

#	User	Score	Language	Date
1	Iker Lissarrague	100	Go	2022-10-11 01:52:31

#	User	Score	Language	Date
1	Li Hong Sheng Gabriel	100	Java	2021-10-29 17:32:33
2	Crystal Sharpe	100	Java	2022-06-18 21:54:40
3	Hidden user	100	Java	2022-09-21 23:22:43
4	Clement Oh	100	Java	2022-12-09 05:11:33
5	Bjørn Dons	100	Java	2023-07-15 20:57:35
6	Billy Andina	100	Java	2024-11-10 14:24:30

#	User	Score	Language	Date
1	Hidden user	100	Python 2	2022-10-19 19:17:29

#	User	Score	Language	Date
1	Ole Vik Lysne	100	Rust	2024-10-22 14:40:43
2	Daniel Anker Hermansen	100	Rust	2025-01-17 12:30:34

#	User	Runtime	Language	Date
1	Bergur Snorrason	0.14 s	C	2022-02-23 16:19:45

#	User	Runtime	Language	Date
1	Ben Wu	0.07 s	C++	2021-10-28 16:39:01
2	Frank Endriss	0.09 s	C++	2022-04-12 21:25:10
3	Hidden user	0.14 s	C++	2022-10-19 05:14:34
4	Brandon Foong	0.17 s	C++	2021-10-28 18:57:21
5	Chen Jiajun	0.17 s	C++	2021-10-29 11:49:31
6	Zac Friggstad	0.17 s	C++	2022-01-07 05:00:20
7	Hidden user	0.17 s	C++	2022-03-28 13:20:36
8	Lien Cai Ting	0.17 s	C++	2022-04-13 15:41:28
9	Alexander Kravberg	0.17 s	C++	2023-07-09 00:23:53
10	Chia Thin Hong	0.18 s	C++	2021-10-29 16:44:59

#	User	Runtime	Language	Date
1	Iker Lissarrague	1.77 s	Go	2022-10-11 01:52:31

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.43 s	Java	2022-06-18 21:54:40
2	Bjørn Dons	0.64 s	Java	2023-07-15 20:57:35
3	Li Hong Sheng Gabriel	0.87 s	Java	2021-10-29 17:32:33
4	Clement Oh	1.13 s	Java	2022-12-09 05:11:33
5	Billy Andina	1.90 s	Java	2024-11-10 14:24:30
6	Hidden user	1.95 s	Java	2022-09-21 23:22:43

#	User	Runtime	Language	Date
1	Hidden user	1.78 s	Python 2	2022-10-19 19:50:55

#	User	Runtime	Language	Date
1	Isaac Lee	0.67 s	Python 3	2023-07-27 22:31:32
2	Martin Björklund	0.79 s	Python 3	2023-08-02 17:51:52
3	Hidden user	1.18 s	Python 3	2026-02-13 17:41:04
4	Ole Vik Lysne	1.58 s	Python 3	2024-10-22 14:50:29
5	Brent Yorgey	1.60 s	Python 3	2022-11-23 15:50:09
6	Nicholas Russell Saerang	1.72 s	Python 3	2022-03-07 18:20:34
7	Casper Rysgaard	1.79 s	Python 3	2022-10-26 11:11:52
8	Simen Sørensen	1.81 s	Python 3	2025-04-24 03:05:51
9	Hidden user	1.88 s	Python 3	2023-06-11 22:41:56
10	Melfin Elisha Devout	1.91 s	Python 3	2023-07-16 11:09:41

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.23 s	Rust	2025-01-17 12:30:34
2	Ole Vik Lysne	0.52 s	Rust	2024-10-22 14:40:43

#	User	Length	Language	Date
1	Bergur Snorrason	2433	C	2022-02-23 16:19:45

#	User	Length	Language	Date
1	Alexander Skidanov	793	C++	2024-11-06 21:07:47
2	Hidden user	892	C++	2022-10-19 20:42:25
3	Zac Friggstad	916	C++	2022-01-07 05:13:55
4	Nyamdavaa Amar	924	C++	2021-11-25 15:00:14
5	Joakim Blikstad	930	C++	2022-02-04 10:59:35
6	Hidden user	958	C++	2022-11-17 15:02:27
7	Oskar Haarklou Veileborg	971	C++	2022-02-10 20:35:59
8	Clement Oh	972	C++	2024-01-18 13:01:47
9	Cameron Custer	1012	C++	2022-03-27 04:20:10
10	Dmitry Lyubshin	1016	C++	2023-04-20 04:16:01

#	User	Length	Language	Date
1	Iker Lissarrague	2339	Go	2022-10-11 01:52:31

#	User	Length	Language	Date
1	Crystal Sharpe	1513	Java	2022-06-18 21:54:40
2	Billy Andina	3521	Java	2024-11-10 14:24:30
3	Clement Oh	4201	Java	2022-12-09 05:38:02
4	Li Hong Sheng Gabriel	6276	Java	2021-10-29 17:32:33
5	Hidden user	6352	Java	2022-09-21 23:22:43
6	Bjørn Dons	7100	Java	2023-07-15 20:57:35

#	User	Length	Language	Date
1	Hidden user	441	Python 2	2022-10-19 20:01:41

#	User	Length	Language	Date
1	Casper Rysgaard	574	Python 3	2022-10-26 11:11:52
2	Clement Oh	651	Python 3	2023-11-27 13:30:51
3	Hidden user	758	Python 3	2023-06-11 22:41:56
4	Nicholas Russell Saerang	797	Python 3	2022-03-07 18:20:34
5	Melfin Elisha Devout	828	Python 3	2023-07-16 11:09:41
6	Ole Vik Lysne	1129	Python 3	2024-10-22 14:50:29
7	Simen Sørensen	1176	Python 3	2025-04-24 03:05:51
8	Martin Björklund	1186	Python 3	2023-08-02 17:51:52
9	Brent Yorgey	1243	Python 3	2022-11-23 15:50:09
10	Hidden user	1298	Python 3	2023-09-03 20:02:06

#	User	Length	Language	Date
1	Ole Vik Lysne	1905	Rust	2024-10-22 14:52:54
2	Daniel Anker Hermansen	14372	Rust	2025-01-17 12:30:34

Solution running time distribution