Rating - changcheng

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#	Contest Name	Solved/Time	Hack Attempt	Rank	Rating	Rating change
5	BestCoder Round #86	2 / 01:57:38	+0/-0	539	1462	+176
4	BestCoder Round #85	1 / 01:28:19	+0/-0	666	1286	-64
3	BestCoder Round #84	1 / 00:21:21	+0/-0	592	1350	+63