Problem A
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Problem statistics

Submissions	1715
Accepted submissions	406
Submission ratio	23.67%
Authors	358
Accepted authors	262
Author ratio	73.18%

#	User	Runtime	Date
1	Bergur Snorrason	0.56 s	2019-11-01 17:18:08
2	Hidden user	0.56 s	2020-08-06 17:23:37
3	Guillermo Hernández	0.60 s	2021-10-24 13:13:49
4	Ivan Petrov	2.93 s	2019-10-28 10:01:09
5	Scott Dauer	4.11 s	2019-11-29 06:10:10

#	User	Runtime	Date
1	Andy Polizzotto	0.09 s	2023-10-05 03:29:11
2	Anh Mai Le Xuan	0.11 s	2019-10-26 19:21:39
3	Yen-Hsiang Chang	0.18 s	2019-10-31 15:14:39
4	Howard Cheng	0.19 s	2023-10-28 18:41:51
5	Arnav Sastry	0.20 s	2019-10-26 16:13:19
6	Somnath Sarkar	0.20 s	2019-10-26 16:46:58
7	Zhao Wei Liew	0.20 s	2020-10-18 11:51:38
8	Hidden user	0.20 s	2021-06-02 18:08:37
9	Kuek Shao Ning	0.20 s	2022-10-01 10:43:01
10	Nick Wu	0.21 s	2019-10-26 16:07:27

#	User	Runtime	Date
1	Bjørn Dons	4.45 s	2023-07-27 22:32:48

#	User	Runtime	Date
1	Jeffrey Formica	0.94 s	2023-02-24 20:06:28
2	Brent Yorgey	1.15 s	2019-11-24 22:26:27
3	Ray Bai	1.17 s	2020-09-24 05:41:46
4	Thomas King	1.29 s	2020-07-12 00:45:16
5	Kien Ta	1.30 s	2019-11-03 18:35:06
6	Crystal Sharpe	1.50 s	2020-06-19 06:56:51
7	Rf Schmiermann	1.79 s	2019-11-01 11:49:59
8	Michael Phillotry	1.81 s	2021-02-19 04:00:05
9	Ruslan	1.83 s	2023-01-26 21:00:48
10	Khushi Chawla	1.85 s	2020-10-01 01:52:08

#	User	Runtime	Date
1	Phường Lên	1.71 s	2020-07-26 19:34:00
2	Nicholas Johnson	2.34 s	2021-06-20 22:00:20
3	Jacob Huebner	2.48 s	2021-06-23 22:03:07

#	User	Runtime	Date
1	Oskar Haarklou Veileborg	3.57 s	2020-01-20 12:45:30
2	Shang-En Huang	4.01 s	2020-10-02 21:59:46
3	Robert Kramer	4.36 s	2019-10-26 16:28:43

#	User	Runtime	Date
1	Isaac Lee	0.36 s	2022-02-07 04:52:19
2	Gage Mariano	0.51 s	2024-02-24 17:52:10
3	Ben Zydney	0.54 s	2023-02-23 21:36:31
4	Ryan Conn	0.74 s	2020-04-25 21:23:42
5	Ryuki Kobayashi	0.78 s	2021-03-10 03:16:33
6	Tomer Sedan	1.09 s	2023-02-23 20:42:44
7	Hakim Temacini	2.28 s	2023-02-16 02:22:28
8	Edward Gao	2.48 s	2021-02-27 18:27:21
9	Zackhardtoname	3.78 s	2022-08-21 23:24:07
10	Justin Gou	4.03 s	2020-09-25 05:06:10

#	User	Length	Date
1	Guillermo Hernández	2070	2021-10-24 13:13:49
2	Scott Dauer	2125	2019-11-29 06:10:10
3	Ivan Petrov	2362	2019-10-28 10:01:09
4	Bergur Snorrason	2884	2019-11-01 17:18:08
5	Hidden user	3352	2020-08-06 17:23:37

#	User	Length	Date
1	Choi Min Suk	1005	2021-06-22 11:55:27
2	Presley Graham	1011	2021-03-09 05:39:42
3	Dmitry Lyubshin	1026	2023-05-30 00:07:30
4	Joakim Blikstad	1050	2020-01-15 20:55:01
5	Hidden user	1083	2019-10-26 16:20:16
6	Frederick Pek	1132	2022-02-28 08:15:00
7	Derik Sanchez	1143	2024-03-03 03:40:58
8	Donald Dong	1144	2022-03-20 09:08:13
9	Hyunjun Lee	1150	2022-10-27 10:25:28
10	남현우	1153	2019-10-26 16:09:46

#	User	Length	Date
1	Bjørn Dons	2349	2023-07-27 22:25:26

#	User	Length	Date
1	Doug Goodman	1896	2020-10-04 18:26:46
2	Rf Schmiermann	2697	2019-11-01 11:49:59
3	Hidden user	2712	2022-04-24 09:10:22
4	Crystal Sharpe	2791	2020-06-19 06:56:51
5	Matthew Drain	2839	2019-10-31 00:46:02
6	Kien Ta	3005	2019-11-03 18:35:06
7	Tae Ho Kim	3128	2019-11-06 01:53:22
8	Paul Cappaert	3128	2019-10-31 00:24:22
9	Joel Gritter	3467	2021-02-08 08:11:45
10	Ray Bai	3526	2020-09-24 05:41:46

#	User	Length	Date
1	Phường Lên	2525	2020-07-26 19:34:00
2	Jacob Huebner	2757	2021-06-23 22:03:07
3	Nicholas Johnson	3140	2021-06-20 22:00:20

#	User	Length	Date
1	Oskar Haarklou Veileborg	1061	2020-01-20 12:45:30
2	Shang-En Huang	2966	2020-10-02 21:59:46
3	Robert Kramer	3447	2019-10-26 16:28:43

#	User	Length	Date
1	Gustav Nilsson Gisleskog	975	2023-09-23 18:26:04
2	Edward Gao	1102	2021-02-27 18:27:21
3	Ben Zydney	1388	2023-02-23 21:44:16
4	Justin Gou	1389	2020-09-25 05:06:10
5	Hakim Temacini	1450	2023-02-16 02:22:28
6	Tomer Sedan	1467	2023-02-23 20:42:44
7	Tony Huynh	1497	2019-10-30 05:33:09
8	Paul Cappaert	1498	2019-10-29 22:38:12
9	Ryan Conn	1542	2020-04-25 21:23:42
10	Zihan Wang	1724	2023-02-26 01:29:41

Solution running time distribution