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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
2241	10691	9311	0	480	0	0

RANK	DATE	USER	RESULT	TIME	MEM	LANG
61	2011-08-08 20:19:17	aMR	100	1.35	17M	CPP
62	2011-08-10 04:23:04	stareven	100	1.96	13M	CPP
63	2011-10-21 21:41:06	FourierTeam	100	1.02	14M	CPP
64	2011-11-24 14:33:47	(iwi)	100	1.13	12M	CPP
65	2011-11-29 18:16:24	Zero	100	1.03	13M	CPP
66	2011-12-05 11:24:50	dhh1995	100	0.81	11M	CPP
67	2012-02-08 01:08:04	Aleksandar Ivanović	100	1.31	14M	CPP
68	2012-02-20 02:33:52	Lzhengning	100	1.03	17M	CPP
69	2012-02-23 17:51:55	wwwwodddd	100	0.51	16M	CPP
70	2012-03-04 12:41:32	sinian	100	1.43	15M	CPP
71	2012-03-14 14:51:04	Variantf	100	1.03	27M	CPP
72	2012-03-15 11:07:36	jiangyou	100	1.04	16M	CPP
73	2012-03-21 07:33:27	Orthocenter	100	1.36	23M	CPP
74	2012-04-04 06:30:57	陈迪	100	1.29	29M	CPP
75	2012-05-31 07:50:11	stupidboy	100	1.29	29M	CPP
76	2012-06-02 12:28:59	igarash1	100	1.33	16M	CPP
77	2012-06-21 06:09:17	wwx	100	1.36	22M	CPP
78	2012-06-27 02:25:43	Exia_cai	100	1.29	17M	CPP
79	2012-07-01 09:46:28	zhj	100	1.29	27M	CPP
80	2012-07-21 03:10:07	Daniel	100	1.32	18M	CPP