Problem I
Watch Where You Step — Problem Statistics

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Submissions	857
Accepted submissions	198
Submission ratio	23.10%
Authors	198
Full solves [?]	123
Full solve Ratio	62.12%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.15 s	C	2019-04-04 09:32:39

#	User	Runtime	Language	Date
1	Jiarui Zhang	0.06 s	C++	2019-10-12 22:45:53
2	Chenzhang Hu	0.07 s	C++	2018-11-11 04:49:21
3	Harrison Shen	0.08 s	C++	2021-02-27 22:02:18
4	Jeremy Lim	0.09 s	C++	2024-02-09 11:33:02
5	Chengxu Bian	0.10 s	C++	2019-10-19 22:27:51
6	Sathvik Kuthuru	0.19 s	C++	2024-04-22 23:26:01
7	Wesley Leung	0.23 s	C++	2018-11-12 19:48:55
8	Oskar Haarklou Veileborg	0.32 s	C++	2020-05-08 18:56:51
9	Duarte Nóbrega	0.32 s	C++	2022-05-21 22:46:34
10	Dmitry Lyubshin	0.32 s	C++	2023-06-03 22:14:47

#	User	Runtime	Language	Date
1	Herman Appelgren	1.10 s	Java	2018-11-11 21:50:59
2	Maj Stenmark	1.16 s	Java	2018-11-11 14:40:09
3	Måns Magnusson	1.17 s	Java	2018-11-10 18:04:21
4	Bjørn Dons	1.33 s	Java	2019-11-29 22:41:28
5	Brett Fazio	1.38 s	Java	2019-09-29 02:46:51
6	Jonathan Paulson	1.43 s	Java	2018-11-10 19:19:28
7	Darrin Wiley	1.53 s	Java	2019-10-19 22:54:35
8	Alex Li	1.62 s	Java	2018-11-14 06:36:53
9	Cody Dennis	1.83 s	Java	2019-11-01 00:59:12
10	Joel Gritter	3.07 s	Java	2021-02-25 04:05:05

#	User	Runtime	Language	Date
1	Jacob Huebner	0.83 s	Kotlin	2021-05-27 07:05:50

#	User	Runtime	Language	Date
1	Ben Dong	0.97 s	Python 3	2023-02-23 02:03:00
2	Duoduo Zhao	1.75 s	Python 3	2025-08-12 08:05:28
3	William Gerst	5.37 s	Python 3	2019-10-19 21:20:55

#	User	Length	Language	Date
1	Ivan Petrov	2281	C	2019-04-04 09:32:39

#	User	Length	Language	Date
1	Jason Yuen	634	C++	2019-09-03 05:18:12
2	鹿目圆	878	C++	2019-06-16 10:41:17
3	Yen-Hsiang Chang	950	C++	2019-10-19 19:29:24
4	Amirmohsen Ahanchi	991	C++	2019-10-19 20:06:02
5	Dmitry Lyubshin	996	C++	2023-06-03 22:14:47
6	Nick Wu	1023	C++	2018-11-10 17:31:38
7	Marc Phua	1110	C++	2020-07-20 17:07:50
8	Wernher To	1121	C++	2024-04-23 14:08:50
9	Wen Li Looi	1162	C++	2019-10-19 19:06:36
10	Ragur Krishnan	1174	C++	2018-11-10 17:09:49

#	User	Length	Language	Date
1	Joel Gritter	1261	Java	2021-02-25 04:05:05
2	Alex Lind	1442	Java	2019-10-21 14:03:31
3	Benjamin Reidys	1444	Java	2019-10-19 22:20:48
4	Kindeep Kargil	1568	Java	2019-10-31 23:42:22
5	Cody Dennis	1923	Java	2018-11-11 00:10:54
6	Ray Bai	2090	Java	2023-01-13 20:21:53
7	Darrin Wiley	2224	Java	2019-10-19 22:54:35
8	Måns Magnusson	2507	Java	2018-11-10 18:04:21
9	Maj Stenmark	2507	Java	2018-11-11 14:40:09
10	Doug Goodman	3200	Java	2020-01-05 20:36:37

#	User	Length	Language	Date
1	Jacob Huebner	3122	Kotlin	2021-05-27 07:26:37

#	User	Length	Language	Date
1	Ben Dong	1233	Python 3	2023-02-23 02:03:00
2	Duoduo Zhao	1420	Python 3	2025-08-12 08:05:28
3	William Gerst	2186	Python 3	2019-10-19 21:20:55

Solution running time distribution