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Query on a tree again! statistics & best solutions

Users accepted	Submissions	Accepted	Wrong Answer	Compile Error	Runtime Error	Time Limit Exceeded
2236	10680	9300	0	480	0	0

RANK	DATE	USER	RESULT	TIME	MEM	LANG
1	2008-07-20 18:21:41	Robert Gerbicz	100	1.06	12M	C
2	2009-11-03 02:40:07	Liu Qi	100	1.37	15M	C
3	2009-11-04 04:56:04	rita	100	1.37	15M	C
4	2009-11-09 10:07:28	hjhj	100	1.26	51M	C
5	2009-12-17 12:09:30	Tony Beta Lambda	100	1.37	16M	C
6	2011-02-22 04:49:18	yxc	100	1.38	165M	C
7	2011-08-09 15:21:47	Seter	100	0.47	11M	C
8	2012-02-18 09:54:57	roosephu	100	5.43	11M	C
9	2013-11-15 04:02:51	tonypottera	100	2.20	129M	C
10	2015-08-09 13:58:13	Tjandra Satria Gunawan	100	1.30	19M	C
11	2009-11-03 03:57:50	ymGXX	66.67	1.11	12M	C
12	2013-12-11 19:31:57	Fahim Zubayer	50	0.29	12M	C
13	2012-12-03 13:19:27	Mohit Kumar	8.33	0.10	16M	C
14	2008-11-04 05:32:11	bt36	0	0.00	0k	C
15	2009-04-22 13:11:35	hemant baid	0	0.00	0k	C
16	2010-10-14 19:58:42	nise_nabe	0	0.00	0k	C
17	2011-04-21 16:45:27	Vishal Vivek	0	0.00	0k	C
18	2012-12-04 08:21:17	Moron	0	0.00	0k	C
19	2014-08-20 10:43:19	Dexter	0	0.00	0k	C
20	2015-04-02 15:55:36	vivekkumar1595	0	0.00	0k	C