Problem A
Good Coalition — Problem Statistics

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Submissions	1871
Accepted submissions	589
Submission ratio	31.48%
Authors	510
Accepted authors	432
Author ratio	84.71%

#	User	Runtime	Language	Date
1	Adam Stuart Richardson	0.00 s	C	2015-03-21 19:29:02
2	Colin MacGinnitie	0.00 s	C	2018-05-05 22:02:48
3	Ivan Petrov	0.00 s	C	2019-07-22 10:05:58
4	Bergur Snorrason	0.00 s	C	2019-11-22 18:50:25
5	Eyleifur Bjarkason	0.00 s	C	2019-11-22 21:00:38
6	Cristian Diaz	0.00 s	C	2020-02-15 10:41:37
7	Rajan Saini	0.00 s	C	2020-02-23 01:15:20
8	Song, Junhao	0.00 s	C	2020-10-21 16:25:44
9	Alexander Bilde Pedersen	0.00 s	C	2023-07-25 22:29:35

#	User	Runtime	Language	Date
1	Bas te Kolste	0.02 s	C#	2015-06-15 22:51:09

#	User	Runtime	Language	Date
1	Norbert Voelker	0.01 s	Go	2024-06-05 22:53:14
2	Steven Cheng	0.02 s	Go	2020-06-03 20:02:59
3	Aleksander Jan Mistewicz	0.03 s	Go	2019-05-12 14:22:22

#	User	Runtime	Language	Date
1	Linus Eklund	0.09 s	Haskell	2017-01-19 21:38:22
2	Brent Yorgey	0.21 s	Haskell	2018-09-08 15:46:31

#	User	Runtime	Language	Date
1	Bjørn Dons	0.07 s	Java	2018-12-07 01:42:55
2	Ryan Kelsey	0.08 s	Java	2015-03-21 20:50:46
3	Jan Štola	0.08 s	Java	2015-06-04 20:00:30
4	Felix Grape	0.08 s	Java	2016-12-09 11:12:42
5	Hidden user	0.08 s	Java	2016-12-10 19:51:51
6	Janne Selkälä	0.08 s	Java	2016-12-11 15:24:19
7	Crystal Sharpe	0.08 s	Java	2020-08-23 05:38:56
8	Johan Sannemo	0.09 s	Java	2012-11-07 18:59:06
9	Nick Wu	0.09 s	Java	2015-03-21 18:29:00
10	Erik Baalhuis	0.09 s	Java	2016-08-08 17:11:52

#	User	Runtime	Language	Date
1	Ursula Hebert-Johnson	0.45 s	JavaScript (Node.js)	2020-02-21 00:23:53

#	User	Runtime	Language	Date
1	Jacob Huebner	0.22 s	Kotlin	2020-03-20 08:05:17
2	Adam Rankin	0.39 s	Kotlin	2023-10-01 07:20:32

#	User	Runtime	Language	Date
1	Flavio Drogo	0.07 s	Python 3	2024-10-14 20:47:50
2	Muyou Li	0.08 s	Python 3	2018-11-11 21:13:37
3	Eduardo Cavalcanti	0.08 s	Python 3	2021-12-14 19:49:15
4	Nicholas Russell Saerang	0.08 s	Python 3	2023-02-13 10:18:11
5	Kadriye Yildiz	0.08 s	Python 3	2024-08-22 13:02:53
6	Jeroen Op de Beek	0.08 s	Python 3	2024-09-22 18:18:59
7	Kelly Dance	0.08 s	Python 3	2024-10-04 02:12:05
8	Benjamin Darnell	0.09 s	Python 3	2020-02-14 06:40:37
9	Tony Sun	0.09 s	Python 3	2020-02-18 02:39:27
10	Sonny Chan	0.09 s	Python 3	2020-05-09 08:53:33

#	User	Runtime	Language	Date
1	Cristian Diaz	0.24 s	Ruby	2020-02-12 17:18:25

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	Rust	2019-05-11 16:00:40
2	Bas Dirks	0.00 s	Rust	2022-07-11 10:10:20

#	User	Length	Language	Date
1	Song, Junhao	689	C	2020-10-21 16:25:44
2	Ivan Petrov	803	C	2019-07-22 10:05:58
3	Adam Stuart Richardson	829	C	2015-03-21 19:29:02
4	Colin MacGinnitie	943	C	2018-05-05 22:02:48
5	Alexander Bilde Pedersen	1328	C	2023-07-25 22:29:35
6	Bergur Snorrason	1865	C	2019-11-22 18:50:25
7	Cristian Diaz	2311	C	2020-02-15 23:03:11
8	Rajan Saini	2931	C	2020-02-23 01:15:20
9	Eyleifur Bjarkason	5899	C	2019-11-22 21:00:38

#	User	Length	Language	Date
1	Bas te Kolste	961	C#	2015-06-15 22:51:09

#	User	Length	Language	Date
1	Teikn Smith	244	C++	2024-07-28 02:26:24
2	Evan Michael Bailey	388	C++	2024-06-01 19:09:56
3	Josenildo Silva	433	C++	2017-04-10 04:55:51
4	Joshua Chan	542	C++	2015-09-10 08:56:05
5	Govind Venugopalan	547	C++	2017-04-10 14:49:04
6	Erik Aas	564	C++	2013-04-21 22:06:33
7	Truong Ngoc Khanh	565	C++	2016-02-23 03:06:26
8	Leonardo Blanger	571	C++	2021-01-27 23:57:18
9	Man Hin Jeffrey Hon	574	C++	2012-11-07 17:52:06
10	Li Yao'an	574	C++	2017-04-06 09:25:58

#	User	Length	Language	Date
1	Steven Cheng	732	Go	2020-06-03 20:02:59
2	Aleksander Jan Mistewicz	1014	Go	2019-05-12 14:23:57
3	Norbert Voelker	1351	Go	2024-06-05 22:53:14

#	User	Length	Language	Date
1	Linus Eklund	2004	Haskell	2017-01-19 21:38:22
2	Brent Yorgey	2617	Haskell	2018-09-08 15:46:31

#	User	Length	Language	Date
1	Evan Dorundo	610	Java	2015-03-21 18:49:55
2	Duncan Page	662	Java	2019-11-26 00:53:12
3	Harrison Weigel	671	Java	2015-03-22 01:18:11
4	Charles Koenig	786	Java	2015-03-21 19:23:44
5	Brendan King	794	Java	2020-08-25 01:18:59
6	Stephen Royal	820	Java	2015-03-21 21:02:18
7	Joshua Kirstein	874	Java	2015-03-21 19:26:29
8	Suvinay Bothra	907	Java	2019-12-22 15:06:11
9	Roger Ballard	936	Java	2015-05-14 08:31:18
10	Joshua Linge	969	Java	2015-03-25 03:17:26

#	User	Length	Language	Date
1	Ursula Hebert-Johnson	2079	JavaScript (Node.js)	2020-02-21 00:23:53

#	User	Length	Language	Date
1	Jacob Huebner	1267	Kotlin	2020-03-20 08:05:17
2	Adam Rankin	1353	Kotlin	2023-10-01 07:20:32

#	User	Length	Language	Date
1	Yong Mao	196	Python 3	2023-06-13 03:05:16
2	Kelly Dance	247	Python 3	2024-10-04 02:12:05
3	Clement Oh	269	Python 3	2023-09-29 11:12:26
4	Mattéo Delabre	282	Python 3	2022-11-19 23:03:09
5	Jeroen Op de Beek	287	Python 3	2024-09-22 18:18:59
6	alexandre dewilde	346	Python 3	2023-08-03 09:34:55
7	Sven Holtrop	364	Python 3	2019-10-12 17:19:20
8	Leah Le	403	Python 3	2024-04-06 05:09:07
9	USaskAdvanced12	416	Python 3	2023-02-25 23:24:35
10	Victoria Guenter	416	Python 3	2023-02-25 23:26:17

#	User	Length	Language	Date
1	Cristian Diaz	432	Ruby	2020-02-12 19:14:55

#	User	Length	Language	Date
1	Bas Dirks	1119	Rust	2022-07-11 10:10:20
2	Hidden user	17243	Rust	2019-05-11 16:00:40

Solution running time distribution