Problem I
Monitoring Ski Paths — Problem Statistics

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Submissions	930
Accepted submissions	239
Submission ratio	25.70%
Authors	263
Full solves [?]	173
Full solve Ratio	65.78%

#	User	Runtime	Language	Date
1	Noah Weninger	0.04 s	C	2021-02-27 00:10:52
2	Ivan Petrov	0.20 s	C	2019-07-25 08:31:55

#	User	Runtime	Language	Date
1	Chenzhang Hu	0.02 s	C++	2020-01-21 16:15:08
2	Noah Weninger	0.05 s	C++	2019-01-13 21:18:26
3	Brandon Zhang	0.07 s	C++	2018-10-08 05:05:30
4	Muhammad Irham Rasyidi	0.09 s	C++	2021-03-13 07:28:55
5	Robert Cummings	0.10 s	C++	2018-10-07 20:45:51
6	Ayush Ram	0.10 s	C++	2022-01-16 04:38:24
7	高宇	0.12 s	C++	2018-10-06 18:24:22
8	Leong Song Zhu, Owen	0.13 s	C++	2021-06-24 03:23:48
9	Andrew Polizzotto	0.13 s	C++	2023-01-18 19:33:19
10	Jeremy Lim	0.13 s	C++	2026-02-10 17:54:56

#	User	Runtime	Language	Date
1	Crystal Sharpe	0.44 s	Java	2022-07-25 23:00:41
2	Andrew Polizzotto	0.74 s	Java	2020-08-04 10:10:38
3	An Nguyen	0.89 s	Java	2018-10-10 01:14:44
4	Daniel Moyer	1.01 s	Java	2018-10-11 16:10:19
5	Aarav Singh	1.13 s	Java	2018-10-11 04:38:35
6	Benjamin Reidys	1.16 s	Java	2018-10-11 01:44:50
7	Godmar Back	1.18 s	Java	2018-10-10 14:54:24
8	Hidden user	1.18 s	Java	2022-04-05 06:35:40
9	Sam Reinehr	1.23 s	Java	2018-10-09 19:54:08
10	Jeffrey Paone	1.28 s	Java	2018-10-10 21:24:01

#	User	Runtime	Language	Date
1	Eric Ge	0.65 s	Python 2	2019-09-11 06:33:06
2	Seyoon Ragavan	1.13 s	Python 2	2018-10-20 00:30:04

#	User	Runtime	Language	Date
1	Jeffrey Huang	0.62 s	Python 3	2025-10-04 23:44:03
2	Shang-En Huang	0.78 s	Python 3	2023-02-03 05:55:37
3	Marcus Xu	1.33 s	Python 3	2023-02-08 10:36:07
4	Eric Ge	1.73 s	Python 3	2019-09-11 06:31:46
5	Jared Gillespie	2.31 s	Python 3	2018-10-07 04:28:18
6	Jared Gillespie	2.33 s	Python 3	2018-10-06 19:30:23

#	User	Length	Language	Date
1	Ivan Petrov	1967	C	2019-07-25 08:31:55
2	Noah Weninger	1996	C	2021-02-27 00:10:52

#	User	Length	Language	Date
1	Yeung Man Tsung	782	C++	2023-02-07 07:30:09
2	Ragur Krishnan	874	C++	2018-10-07 19:44:09
3	Yen-Hsiang Chang	906	C++	2019-10-05 01:31:00
4	Maximilliano Utomo Quok	925	C++	2023-02-13 06:25:24
5	Wen Li Looi	935	C++	2018-10-06 17:50:58
6	Zac Friggstad	936	C++	2018-10-27 20:24:17
7	Muhammad Ayaz Dzulfikar	967	C++	2019-03-14 12:19:27
8	Abraham Macías	983	C++	2018-10-06 18:57:59
9	Zachary Polansky	1043	C++	2018-10-06 18:41:00
10	Yang Liu	1060	C++	2018-10-06 16:55:17

#	User	Length	Language	Date
1	Doug Goodman	1686	Java	2020-08-08 13:56:50
2	Benjamin Reidys	1941	Java	2019-07-19 16:53:44
3	Tyler VanHaren	1949	Java	2018-10-12 21:44:08
4	Derick Anderson	2161	Java	2018-10-06 18:17:14
5	Zhanyi Sun	2269	Java	2019-12-30 05:43:51
6	Hidden user	2482	Java	2022-04-05 06:35:40
7	Crystal Sharpe	2617	Java	2022-07-25 23:00:41
8	Andrew Polizzotto	2695	Java	2020-08-04 10:10:38
9	An Nguyen	2809	Java	2018-10-10 01:14:44
10	Ali Pervaiz	2986	Java	2019-10-02 22:27:32

#	User	Length	Language	Date
1	Eric Ge	947	Python 2	2019-09-11 06:33:06
2	Seyoon Ragavan	1376	Python 2	2018-10-20 00:30:04

#	User	Length	Language	Date
1	Marcus Xu	573	Python 3	2023-02-08 10:36:07
2	Eric Ge	935	Python 3	2019-09-11 06:31:46
3	Jeffrey Huang	1081	Python 3	2025-10-04 23:34:56
4	Shang-En Huang	1192	Python 3	2023-02-03 05:55:37
5	Jared Gillespie	1393	Python 3	2018-10-07 04:28:18
6	Jared Gillespie	1528	Python 3	2018-10-06 19:30:23

Solution running time distribution