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Gao on a tree statistics & best solutions

Users accepted	Submissions	Accepted	Wrong Answer	Compile Error	Runtime Error	Time Limit Exceeded
809	9045	1352	2997	493	1202	2432

RANK	DATE	USER	RESULT	TIME	MEM	LANG
1	2020-06-03 10:14:46	hello_world233	accepted	0.05	21M	CPP14
2	2023-02-20 10:25:32	hjxhjx	accepted	0.06	18M	CPP14
3	2017-02-18 16:33:16	Ivan Carvalho	accepted	0.07	37M	CPP14
4	2019-12-20 10:08:38	xht37	accepted	0.07	14M	CPP14
5	2020-10-23 15:38:34	HGGGCN	accepted	0.07	14M	CPP14
6	2017-09-27 23:57:23	Min_25	accepted	0.08	18M	CPP14
7	2021-07-20 10:54:45	RedreamMer	accepted	0.08	26M	CPP14
8	2021-08-12 05:04:07	Ti_Despairy	accepted	0.08	16M	CPP14
9	2021-08-28 05:24:46	兹莫纳奇	accepted	0.08	15M	CPP14
10	2022-03-17 16:44:03	UT	accepted	0.08	20M	C++ 4.3.2
11	2018-07-03 04:45:42	wleung_bvg	accepted	0.09	32M	CPP14
12	2020-01-11 08:52:58	iloly	accepted	0.09	26M	CPP14
13	2021-02-10 09:57:44	卢安来	accepted	0.09	32M	CPP14
14	2021-07-20 09:56:07	wlq	accepted	0.09	26M	CPP14
15	2021-10-19 09:51:26	chameleon216	accepted	0.09	11M	C++ 4.3.2
16	2021-11-18 05:01:51	Tommy	accepted	0.09	22M	CPP14
17	2022-01-02 12:16:05	wkywkywky	accepted	0.09	27M	CPP14
18	2022-08-01 10:26:19	zzy	accepted	0.09	39M	CPP14
19	2022-12-12 14:11:48	rain	accepted	0.09	24M	CPP14
20	2023-02-26 14:42:09	sdsy	accepted	0.09	47M	CPP14