Problem N
Tree Canopy Graphs — Problem Statistics

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Submissions	523
Accepted submissions	22
Submission ratio	4.21%
Authors	20
Accepted authors	11
Author ratio	55.00%

#	User	Runtime	Language	Date
1	Ethan Luo	0.07 s	C++	2024-10-12 12:49:04
2	Jeremy Lim	0.09 s	C++	2025-06-10 10:49:04
3	Noah Weninger	0.10 s	C++	2022-03-05 05:28:46
4	Mathias Gernez	0.10 s	C++	2024-09-01 01:33:06
5	Kelly Dance	0.11 s	C++	2025-02-28 01:11:04
6	Alexander Kravberg	0.18 s	C++	2023-10-21 14:15:27
7	Atli Fannar Franklín	0.30 s	C++	2022-03-10 21:08:13
8	Joakim Blikstad	0.65 s	C++	2022-08-03 15:29:13
9	Andrew Polizzotto	0.97 s	C++	2023-10-04 22:47:12

#	User	Runtime	Language	Date
1	Andreas Björklund	0.37 s	Python 3	2025-03-23 15:33:52
2	Duoduo Zhao	0.45 s	Python 3	2025-08-26 15:41:43

#	User	Length	Language	Date
1	Jeremy Lim	4390	C++	2025-06-27 17:29:13
2	Kelly Dance	5868	C++	2025-02-28 01:11:04
3	Andrew Polizzotto	5871	C++	2023-10-04 22:47:12
4	Noah Weninger	6125	C++	2022-03-05 05:28:46
5	Joakim Blikstad	6502	C++	2022-08-03 15:29:13
6	Mathias Gernez	6986	C++	2024-08-04 17:52:05
7	Atli Fannar Franklín	11748	C++	2022-03-10 21:08:13
8	Ethan Luo	14445	C++	2024-10-12 12:49:04
9	Alexander Kravberg	32417	C++	2023-10-21 14:15:27

#	User	Length	Language	Date
1	Duoduo Zhao	7002	Python 3	2025-08-26 15:41:43
2	Andreas Björklund	8229	Python 3	2025-03-23 15:33:52

Solution running time distribution