Problem J
Wipe Your Whiteboards — Problem Statistics

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Submissions	531
Accepted submissions	154
Submission ratio	29.00%
Authors	164
Full solves [?]	124
Full solve Ratio	75.61%

#	User	Runtime	Language	Date
1	Ivan Petrov	0.00 s	C	2019-07-22 14:11:10

#	User	Runtime	Language	Date
1	Josenildo Silva	0.06 s	Java	2017-07-08 19:36:34
2	Rene Argento	0.06 s	Java	2025-10-19 15:13:46
3	Erik Baalhuis	0.09 s	Java	2016-07-26 01:50:20
4	Chris Wu	0.11 s	Java	2016-02-27 22:13:49
5	Malte Larsson	0.11 s	Java	2017-09-03 12:21:52
6	Hidden user	0.13 s	Java	2016-08-17 18:50:32
7	Benjamin Reidys	0.14 s	Java	2019-06-19 06:47:16
8	Doug Goodman	0.18 s	Java	2021-01-04 18:49:36
9	Pierre Vandenhove	0.65 s	Java	2016-09-30 16:02:56
10	Bjørn Dons	1.45 s	Java	2023-06-08 21:02:16

#	User	Runtime	Language	Date
1	Dmitry Lyubshin	0.03 s	Python 2	2018-08-30 12:18:49
2	Hermon Mulat	0.03 s	Python 2	2019-03-03 08:21:03
3	Andreas Björklund	0.04 s	Python 2	2020-08-29 21:55:11
4	Asger Hautop Drewsen	0.05 s	Python 2	2018-10-05 16:29:18
5	Oskar Haarklou Veileborg	0.05 s	Python 2	2018-10-29 21:58:02

#	User	Runtime	Language	Date
1	Isaac Lee	0.02 s	Python 3	2019-08-20 21:44:53
2	Hidden user	0.02 s	Python 3	2019-12-03 04:13:25
3	Arjan Cornelissen	0.03 s	Python 3	2019-10-18 23:32:28
4	Alexandre Charland	0.04 s	Python 3	2024-11-02 15:29:27
5	Gabriel Salama Dayan	0.04 s	Python 3	2025-11-10 21:03:30
6	Alvaro Gamboa Rosillo	0.04 s	Python 3	2025-11-20 21:30:56
7	alexandre dewilde	0.05 s	Python 3	2023-07-18 22:44:32
8	Nicholas Russell Saerang	0.05 s	Python 3	2023-10-09 15:53:08
9	Aditya Mourya Tatineni	0.05 s	Python 3	2023-11-07 02:57:55
10	Kaustubh Krishna	0.05 s	Python 3	2023-12-19 14:56:46

#	User	Length	Language	Date
1	Ivan Petrov	881	C	2019-07-22 14:11:10

#	User	Length	Language	Date
1	myssix	553	C++	2021-07-28 17:10:32
2	Alexander Skidanov	561	C++	2026-02-12 04:35:14
3	Kiên Nguyễn Tiến Trung	653	C++	2017-03-22 10:00:56
4	Markus Mathiasen	689	C++	2023-08-21 20:51:07
5	Howard Cheng	705	C++	2016-02-27 23:48:03
6	Pavel Verigo	714	C++	2019-10-12 00:52:31
7	Felix Halim	732	C++	2017-10-18 08:16:21
8	Chi-Yuan Chen	750	C++	2020-09-26 05:45:40
9	黃柏豪	753	C++	2020-09-26 07:09:57
10	曹淑港	777	C++	2016-05-29 08:02:02

#	User	Length	Language	Date
1	Pierre Vandenhove	1011	Java	2016-09-30 16:02:56
2	Hidden user	1306	Java	2016-08-17 18:50:32
3	Erik Baalhuis	1870	Java	2016-07-26 01:50:20
4	Malte Larsson	1927	Java	2017-09-03 12:21:52
5	Josenildo Silva	2324	Java	2017-07-08 19:36:34
6	Doug Goodman	2488	Java	2021-01-04 18:49:36
7	Benjamin Reidys	3118	Java	2019-06-19 06:47:16
8	Rene Argento	4951	Java	2025-10-19 15:13:46
9	Chris Wu	5126	Java	2016-02-27 22:13:49
10	Bjørn Dons	6586	Java	2023-06-08 21:02:16

#	User	Length	Language	Date
1	Dmitry Lyubshin	402	Python 2	2018-08-30 12:18:49
2	Andreas Björklund	555	Python 2	2020-08-29 21:55:11
3	Hermon Mulat	741	Python 2	2019-03-03 08:21:03
4	Asger Hautop Drewsen	874	Python 2	2018-10-05 16:29:18
5	Oskar Haarklou Veileborg	874	Python 2	2018-10-29 21:58:02

#	User	Length	Language	Date
1	alexandre dewilde	408	Python 3	2023-07-18 22:44:32
2	Kaustubh Krishna	484	Python 3	2023-12-19 14:56:46
3	Gabriel Salama Dayan	484	Python 3	2025-11-10 21:03:30
4	Alvaro Gamboa Rosillo	484	Python 3	2025-11-20 21:30:56
5	Vaikunth .M.S	489	Python 3	2023-12-24 16:08:06
6	David Nilsson	491	Python 3	2020-05-08 20:35:15
7	Nicholas Russell Saerang	496	Python 3	2023-10-09 15:53:27
8	Aditya Mourya Tatineni	496	Python 3	2023-11-07 02:57:55
9	PHANINDER RACHARLA (RA2211011010018)	500	Python 3	2023-12-25 14:08:44
10	Aman Swar	542	Python 3	2024-01-17 12:54:27

Solution running time distribution