Problem A
Haunted Graveyard

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Problem statistics

Submissions	5242
Accepted submissions	532
Submission ratio	10.15%
Authors	734
Accepted authors	336
Author ratio	45.78%

#	User	Runtime	Date
1	Hidden user	0.09 s	2019-04-13 11:48:47
2	Anthony DiCarlo	0.09 s	2021-11-09 15:53:26
3	Ivan Petrov	0.25 s	2019-03-14 09:25:43

#	User	Runtime	Date
1	Apurav Khare	0.84 s	2021-11-08 23:43:02

#	User	Runtime	Date
1	Modak Shantanu Bharat	0.02 s	2019-11-28 04:02:43
2	Mohammed Alrefaei	0.02 s	2020-07-10 17:24:43
3	Jeremy Lim	0.03 s	2024-04-03 15:44:04
4	Hidden user	0.04 s	2020-07-09 22:56:26
5	Oskar Haarklou Veileborg	0.05 s	2020-09-01 15:02:57
6	Yifan Sun	0.05 s	2021-03-29 17:39:50
7	Flavius Abel Ciapsa	0.05 s	2022-12-30 14:01:15
8	Alberto Verdejo	0.05 s	2023-03-30 05:58:37
9	Hidden user	0.06 s	2019-07-27 09:20:36
10	Bergur Snorrason	0.06 s	2019-08-08 21:36:39

#	User	Runtime	Date
1	Brent Yorgey	0.15 s	2020-08-03 00:36:51
2	Rene Argento	0.23 s	2024-02-07 15:59:15
3	Jino Angelo T. Escala	0.31 s	2023-05-19 07:18:52
4	Aliza Mae Maquinana	0.31 s	2023-08-01 05:54:50
5	Althea Danielle Mujar	0.31 s	2023-08-09 10:03:31
6	Ericka Kyle Rojas	0.31 s	2023-08-12 14:40:28
7	Hidden user	0.33 s	2021-04-07 19:49:42
8	Supawit Chockchowwat	0.40 s	2018-10-04 20:26:47
9	Saigaurav Purushothaman	0.45 s	2018-10-07 01:33:19
10	Brenden Elgarten	0.48 s	2023-02-10 06:09:51

#	User	Runtime	Date
1	Christian Cederquist	0.37 s	2023-10-15 21:58:49

#	User	Runtime	Date
1	Hidden user	0.83 s	2017-04-11 23:21:04
2	Dhruv Patel	0.88 s	2022-05-05 10:13:52
3	Sehun Joo	0.89 s	2022-05-05 10:14:53

#	User	Runtime	Date
1	Blake Herrera	0.40 s	2022-11-13 07:13:24
2	Andre double u	0.81 s	2023-04-09 03:11:30
3	Andreas Björklund	0.88 s	2022-09-03 10:56:45
4	Ryuki Kobayashi	0.89 s	2021-04-04 06:54:50
5	Hidden user	0.89 s	2024-04-15 06:00:05
6	Howard Mah	0.91 s	2023-04-16 02:21:39
7	Muhammad Nauman	0.96 s	2021-04-04 03:32:06
8	Jenna Jung	0.99 s	2024-04-08 01:25:12

#	User	Length	Date
1	Ivan Petrov	3555	2019-03-14 09:25:43
2	Anthony DiCarlo	4631	2021-11-09 15:53:26
3	Hidden user	5857	2019-04-13 11:48:47

#	User	Length	Date
1	Apurav Khare	8736	2021-11-08 23:43:02

#	User	Length	Date
1	Dmitry Lyubshin	1299	2023-07-01 22:34:02
2	Hyunjun Lee	1437	2023-06-25 16:38:14
3	Pranav Krishnan	1446	2024-04-04 22:20:27
4	Intae Ryoo	1506	2018-10-05 06:28:59
5	Sid	1532	2022-09-12 02:02:21
6	Sreepranad Devarakonda	1532	2022-12-27 03:34:38
7	Roger Chen	1532	2023-01-20 18:41:08
8	Shivabalan Balathandayuthapani	1532	2023-09-22 03:38:26
9	Daniel Bordeianu	1532	2023-03-28 17:23:56
10	Hidden user	1544	2022-04-10 03:30:55

#	User	Length	Date
1	Frederick Pek	2699	2021-03-06 12:30:18
2	Kien Pham	3101	2021-09-16 23:58:04
3	Magnar Myrtveit	3114	2015-05-04 19:01:31
4	Aurko Routh	3228	2024-04-08 06:38:15
5	Kiran Babu Chandrasekhar	3852	2023-02-10 06:48:36
6	Ari Ayzenberg	3879	2024-02-16 21:46:54
7	Drishti Gupta	3879	2024-02-16 22:08:36
8	Hanyu Wei	3880	2024-02-11 04:55:42
9	John Friess	3880	2023-09-22 05:13:00
10	Casey Charleston	3883	2024-02-23 20:18:49

#	User	Length	Date
1	Christian Cederquist	5324	2023-10-15 21:58:49

#	User	Length	Date
1	Hidden user	1830	2017-04-11 23:21:04
2	Sehun Joo	4424	2022-05-05 10:14:53
3	Dhruv Patel	4494	2022-05-05 10:13:52

#	User	Length	Date
1	Andreas Björklund	1217	2022-09-03 10:56:45
2	Andre double u	1975	2023-04-09 03:11:30
3	Muhammad Nauman	2100	2021-04-04 03:32:06
4	Hidden user	2270	2024-04-15 06:00:57
5	Howard Mah	2362	2023-04-16 02:21:39
6	Ryuki Kobayashi	2573	2021-04-04 06:58:43
7	Jenna Jung	2768	2024-04-08 01:25:12
8	Blake Herrera	4251	2022-11-13 07:13:24

Solution running time distribution