Problem A
Buggy Robot — Problem Statistics

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Submissions	566
Accepted submissions	166
Submission ratio	29.33%
Authors	162
Full solves [?]	132
Full solve Ratio	81.48%

#	User	Runtime	Language	Date
1	Hidden user	0.00 s	C	2019-09-06 23:27:09
2	Ivan Petrov	0.01 s	C	2019-11-05 10:10:05

#	User	Runtime	Language	Date
1	Chris Wu	0.10 s	Java	2016-11-07 19:45:42
2	Nick Wu	0.12 s	Java	2016-12-05 05:44:22
3	Josenildo Silva	0.12 s	Java	2017-07-14 04:33:21
4	Bjørn Dons	0.12 s	Java	2023-12-31 20:03:09
5	Brent Allard	0.14 s	Java	2017-02-17 20:59:15
6	Jasper Lu	0.14 s	Java	2017-11-05 04:08:59
7	Hidden user	0.14 s	Java	2018-05-23 23:44:59
8	Crystal Sharpe	0.14 s	Java	2022-06-25 17:45:36
9	Mitch Price	0.15 s	Java	2017-03-27 04:10:48
10	Benjamin Reidys	0.16 s	Java	2019-12-31 16:40:19

#	User	Runtime	Language	Date
1	Michael Aghassi	0.15 s	JavaScript (Node.js)	2024-12-02 15:29:12

#	User	Runtime	Language	Date
1	Aksel Holbek Sørbye	0.80 s	Kotlin	2025-09-08 15:51:27

#	User	Runtime	Language	Date
1	Jesper Öqvist	0.45 s	Python 2	2018-09-26 18:32:11
2	Martin Wan	0.47 s	Python 2	2017-11-10 18:06:02

#	User	Runtime	Language	Date
1	Laurien	0.11 s	Python 3	2024-11-07 07:45:43
2	Hidden user	0.12 s	Python 3	2023-07-06 02:23:17
3	Ena Ilis	0.12 s	Python 3	2024-01-23 21:05:21
4	Ram Basnet	0.17 s	Python 3	2023-10-24 06:46:14
5	Mathias Tejs	0.20 s	Python 3	2020-11-03 23:18:56
6	Pim Agterberg	0.21 s	Python 3	2024-09-05 21:53:11
7	Kaverappa O T	0.23 s	Python 3	2021-05-16 15:01:26
8	Andreas Björklund	0.34 s	Python 3	2022-05-27 19:19:32
9	Duoduo Zhao	0.34 s	Python 3	2025-07-12 23:01:39
10	Gladwin Yeo	0.38 s	Python 3	2022-07-10 12:09:45

#	User	Runtime	Language	Date
1	Thomas Feld	0.73 s	Ruby	2023-10-31 14:26:17

#	User	Runtime	Language	Date
1	Daniel Anker Hermansen	0.10 s	Rust	2023-12-26 17:13:55

#	User	Length	Language	Date
1	Ivan Petrov	3447	C	2019-11-05 10:10:05
2	Hidden user	4230	C	2019-09-06 23:27:09

#	User	Length	Language	Date
1	Yufeng Zou	1335	C++	2020-09-04 13:20:57
2	Dmitry Lyubshin	1390	C++	2023-07-08 15:36:49
3	Johan Wind	1551	C++	2018-10-10 23:52:58
4	Chen Chongsong	1624	C++	2017-11-11 10:59:45
5	William Gan	1735	C++	2018-02-09 17:32:46
6	Frederick Pek	1740	C++	2021-12-09 07:43:44
7	Alexander Skidanov	1758	C++	2025-02-26 17:56:37
8	Zhongnian Tao	1865	C++	2022-02-26 19:50:37
9	Emily Raucci	1927	C++	2020-08-30 23:09:17
10	Lê Duy Thức	1981	C++	2020-03-10 11:21:07

#	User	Length	Language	Date
1	Jasper Lu	2078	Java	2017-11-05 04:08:59
2	Sam Zheng	2267	Java	2022-02-26 21:03:49
3	Hidden user	2397	Java	2018-05-23 23:44:59
4	Brent Allard	2399	Java	2017-02-17 20:59:15
5	Josenildo Silva	2607	Java	2017-07-14 04:33:21
6	Jiru Xu	2755	Java	2017-09-15 12:48:22
7	Crystal Sharpe	3105	Java	2022-06-25 17:45:36
8	Mitch Price	3194	Java	2017-03-27 04:10:48
9	Doug Goodman	3222	Java	2018-07-02 16:44:51
10	Logan Pipes	3468	Java	2022-06-25 01:53:18

#	User	Length	Language	Date
1	Michael Aghassi	2047	JavaScript (Node.js)	2024-12-02 15:28:37

#	User	Length	Language	Date
1	Aksel Holbek Sørbye	28411	Kotlin	2025-09-08 15:51:27

#	User	Length	Language	Date
1	Jesper Öqvist	1395	Python 2	2018-09-26 18:32:11
2	Martin Wan	1599	Python 2	2017-11-10 18:06:02

#	User	Length	Language	Date
1	Ena Ilis	908	Python 3	2024-01-23 21:05:21
2	Hidden user	1112	Python 3	2023-07-06 02:23:17
3	Laurien	1112	Python 3	2024-11-07 07:45:43
4	Mathias Tejs	1541	Python 3	2020-11-03 23:18:56
5	Andreas Björklund	1553	Python 3	2022-05-27 19:19:32
6	Tylan McKinney	1779	Python 3	2022-03-10 18:38:22
7	Nicholas Winschel	1840	Python 3	2021-10-22 22:08:12
8	Pim Agterberg	1868	Python 3	2024-09-05 21:53:11
9	Ram Basnet	1916	Python 3	2023-10-24 06:46:14
10	Lawry Sorenson	2030	Python 3	2022-03-09 04:35:14

#	User	Length	Language	Date
1	Thomas Feld	290	Ruby	2023-10-31 14:46:41

#	User	Length	Language	Date
1	Daniel Anker Hermansen	28725	Rust	2023-12-26 17:13:55

Solution running time distribution