Problem A
Boom! — Problem Statistics

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Submissions	757
Accepted submissions	95
Submission ratio	12.55%
Authors	82
Full solves [?]	32
Full solve Ratio	39.02%

#	User	Runtime	Language	Date
1	Pelle Lindblad	0.09 s	C	2015-08-09 19:53:08

#	User	Runtime	Language	Date
1	Per Persson	0.18 s	C++	2017-06-22 11:45:08
2	Sandro Barnabishvili	0.19 s	C++	2016-09-19 17:30:23
3	Jeremy Lim	0.35 s	C++	2025-02-04 05:10:03
4	Darek Marcinkiewicz	0.38 s	C++	2016-07-07 18:47:29
5	Antonio Molina Lovett	0.45 s	C++	2016-03-13 03:39:28
6	Seba Villalobos	0.50 s	C++	2022-11-17 12:39:28
7	Денис Соболев	0.51 s	C++	2017-12-20 13:59:00
8	Anik Mahmud	0.51 s	C++	2019-11-07 16:32:32
9	Timon Knigge	0.52 s	C++	2016-05-26 23:23:39
10	Josenildo Silva	0.52 s	C++	2017-02-12 19:04:33

#	User	Runtime	Language	Date
1	Simon Klein	0.99 s	Java	2015-06-03 18:27:43
2	Kadin Tang	3.73 s	Java	2022-01-07 21:39:19

#	User	Runtime	Language	Date
1	Ole Vik Lysne	2.54 s	Python 3	2025-10-26 19:27:06
2	Simen Sørensen	3.44 s	Python 3	2025-10-25 16:54:16

#	User	Length	Language	Date
1	Pelle Lindblad	10521	C	2015-08-10 04:03:17

#	User	Length	Language	Date
1	Lawry Sorenson	2282	C++	2025-06-25 20:33:26
2	Johan Wind	2986	C++	2019-08-15 22:38:36
3	Cameron Custer	3079	C++	2022-11-18 18:22:05
4	Lukas Polacek	3402	C++	2013-02-20 17:16:44
5	Mark Gordon	3459	C++	2016-03-27 23:18:55
6	Antonio Molina Lovett	3841	C++	2016-03-13 03:39:28
7	Seba Villalobos	4073	C++	2022-11-17 12:39:28
8	Luke Videckis	4327	C++	2022-08-23 23:05:23
9	Hidden user	4573	C++	2013-02-20 20:22:29
10	Jeroen Op de Beek	5057	C++	2021-07-14 18:13:47

#	User	Length	Language	Date
1	Simon Klein	5133	Java	2015-06-03 18:27:43
2	Kadin Tang	11439	Java	2020-10-09 03:37:11

#	User	Length	Language	Date
1	Ole Vik Lysne	3940	Python 3	2025-10-26 18:11:55
2	Simen Sørensen	7213	Python 3	2025-10-25 18:43:43

Solution running time distribution