Problem A
Flashing Fluorescents — Problem Statistics

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Submissions	575
Accepted submissions	177
Submission ratio	30.78%
Authors	174
Full solves [?]	132
Full solve Ratio	75.86%

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.10 s	Bash	2024-04-16 17:33:38

#	User	Runtime	Language	Date
1	Laurence Liu	0.00 s	C	2018-07-22 17:12:07
2	Ivan Petrov	0.01 s	C	2018-03-27 14:20:11
3	Hidden user	0.01 s	C	2018-08-07 13:13:11

#	User	Runtime	Language	Date
1	Haobin Ni	0.00 s	C++	2018-03-24 19:23:05
2	Chenzhang Hu	0.00 s	C++	2018-04-08 08:29:11
3	Laurence Liu	0.00 s	C++	2018-07-22 17:04:26
4	Changyu Zhu	0.00 s	C++	2018-09-06 21:06:23
5	Hidden user	0.00 s	C++	2018-09-27 04:25:00
6	Yi Kuan Li	0.01 s	C++	2018-03-24 19:20:34
7	Huaiyu Wu	0.01 s	C++	2018-03-24 19:44:25
8	Siqiu Yao	0.01 s	C++	2018-03-24 21:00:02
9	Wiwit Rifa'i	0.01 s	C++	2018-03-24 21:02:20
10	Chun Wu	0.01 s	C++	2018-03-24 21:06:34

#	User	Runtime	Language	Date
1	Jacob Magnuson	0.07 s	Java	2018-03-24 22:02:52
2	Jason Portillo	0.07 s	Java	2018-03-27 16:17:28
3	Jakob Leander Müller	0.09 s	Java	2022-10-01 14:46:15
4	Arup Ratan Guha	0.11 s	Java	2018-03-25 11:22:49
5	Darrin Wiley	0.12 s	Java	2018-04-02 17:41:24
6	Aiub Khan	0.13 s	Java	2024-12-01 20:49:04
7	Ethan Bainbridge	0.14 s	Java	2018-03-26 15:55:09
8	Hidden user	0.14 s	Java	2022-04-24 22:30:36
9	Josh Wozniak	0.15 s	Java	2018-03-30 04:55:54
10	Benjamin Reidys	0.16 s	Java	2020-02-08 21:53:26

#	User	Runtime	Language	Date
1	Jacob Huebner	0.23 s	Kotlin	2021-07-21 12:02:57

#	User	Runtime	Language	Date
1	Magnus Hokland Hegdahl	0.05 s	Python 3	2023-03-13 02:03:46
2	Duoduo Zhao	0.08 s	Python 3	2025-08-16 20:48:06
3	Samuel Qi	0.15 s	Python 3	2025-08-24 20:30:30
4	Arihant Jain	0.22 s	Python 3	2021-04-03 22:04:23

#	User	Runtime	Language	Date
1	Niklas Sandén	0.02 s	Rust	2022-10-01 15:52:48
2	Daniel Anker Hermansen	0.34 s	Rust	2024-10-26 23:56:13

#	User	Length	Language	Date
1	Chenzhang Hu	1700	Bash	2024-04-16 17:32:35

#	User	Length	Language	Date
1	Ivan Petrov	1374	C	2018-03-27 14:20:11
2	Hidden user	2373	C	2018-08-07 13:13:11
3	Laurence Liu	66733	C	2018-07-23 05:08:26

#	User	Length	Language	Date
1	Ziyuan Zhang	426	C++	2021-03-20 17:31:58
2	Yeoh Han Yi	467	C++	2025-04-15 13:20:55
3	Cuyes	473	C++	2019-09-04 02:53:19
4	鹿目圆	484	C++	2018-11-05 13:49:24
5	浩呆	504	C++	2018-10-24 15:26:46
6	Josenildo Silva	594	C++	2018-12-06 15:20:50
7	Sitan Gao	621	C++	2018-03-24 21:44:35
8	Vu Hoang Kien	626	C++	2018-09-27 08:36:06
9	Wiwit Rifa'i	634	C++	2018-03-26 04:37:34
10	Jingzhe Tang	683	C++	2018-04-16 07:18:04

#	User	Length	Language	Date
1	Hidden user	717	Java	2022-04-24 22:30:36
2	Darrin Wiley	767	Java	2018-04-02 17:41:24
3	Ethan Bainbridge	864	Java	2018-03-26 15:55:09
4	Josh Wozniak	1154	Java	2018-03-30 04:55:54
5	Arup Ratan Guha	1178	Java	2018-03-25 11:22:49
6	Timothy Buzzelli	1257	Java	2018-03-24 20:51:15
7	Aiub Khan	1621	Java	2024-12-01 20:49:04
8	Doug Goodman	1649	Java	2019-01-25 16:23:47
9	Benjamin Reidys	1695	Java	2020-02-08 21:53:26
10	Jason Portillo	1845	Java	2018-03-27 16:17:28

#	User	Length	Language	Date
1	Jacob Huebner	902	Kotlin	2021-07-21 12:02:57

#	User	Length	Language	Date
1	Magnus Hokland Hegdahl	362	Python 3	2023-03-13 02:34:45
2	Arihant Jain	445	Python 3	2021-04-03 22:04:23
3	Samuel Qi	616	Python 3	2025-08-24 20:45:56
4	Duoduo Zhao	1791	Python 3	2025-08-16 20:48:06

#	User	Length	Language	Date
1	Daniel Anker Hermansen	12630	Rust	2024-10-26 23:56:13
2	Niklas Sandén	18774	Rust	2022-10-01 15:52:48

Solution running time distribution