Problem J
Solution Pollution — Problem Statistics

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Submissions	102
Accepted submissions	31
Submission ratio	30.39%
Authors	30
Accepted authors	20
Author ratio	66.67%

#	User	Runtime	Language	Date
1	Alexander Kravberg	0.01 s	C++	2023-10-15 23:46:51
2	Jeremy Lim	0.01 s	C++	2025-05-04 11:25:41
3	Antonio Molina Lovett	0.02 s	C++	2022-03-12 21:55:13
4	Andrew Polizzotto	0.02 s	C++	2023-10-03 22:26:33
5	Henry Xia	0.03 s	C++	2022-03-13 06:30:28
6	Zac Friggstad	0.05 s	C++	2022-12-05 16:55:55
7	Alexander Skidanov	0.05 s	C++	2025-02-23 19:05:06
8	Atli Fannar Franklín	0.06 s	C++	2022-03-11 00:19:36
9	Simone Moretti	0.06 s	C++	2022-04-02 18:53:11
10	Joakim Blikstad	0.06 s	C++	2022-05-08 10:09:11

#	User	Runtime	Language	Date
1	Diego Iván Oliveros Acosta	0.58 s	Java	2025-06-04 21:24:55

#	User	Runtime	Language	Date
1	John Zheng	0.35 s	Python 3	2022-03-06 04:04:20
2	Diego Iván Oliveros Acosta	0.57 s	Python 3	2025-06-04 21:23:56
3	Noah Weninger	0.61 s	Python 3	2022-03-05 05:36:27
4	Nick Wu	0.71 s	Python 3	2022-03-12 21:48:32

#	User	Length	Language	Date
1	Dmitry Lyubshin	771	C++	2023-06-13 16:07:18
2	Noah Weninger	962	C++	2022-03-05 05:24:40
3	Kelly Dance	1110	C++	2025-02-27 04:23:35
4	Zac Friggstad	1271	C++	2022-12-05 16:55:55
5	Simone Moretti	1308	C++	2022-04-02 18:53:11
6	Minh Nguyễn Xuân	1343	C++	2024-10-18 07:35:08
7	Atli Fannar Franklín	1416	C++	2022-03-11 00:19:36
8	Alexander Skidanov	1535	C++	2025-02-23 19:05:06
9	Joakim Blikstad	1591	C++	2022-05-08 10:09:11
10	Ahmed Siadomar	1660	C++	2023-09-18 17:43:33

#	User	Length	Language	Date
1	Diego Iván Oliveros Acosta	2128	Java	2025-06-04 21:24:55

#	User	Length	Language	Date
1	Noah Weninger	998	Python 3	2022-03-05 05:36:27
2	Nick Wu	1047	Python 3	2022-03-12 21:48:32
3	Diego Iván Oliveros Acosta	1051	Python 3	2025-06-04 21:23:56
4	John Zheng	3291	Python 3	2022-03-06 04:04:20

Solution running time distribution