sdau暑期练习（17级）3

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sdau暑期练习（17级）3

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#	Origin	Title
A	CodeForces 223A	A
B	CodeForces 223D	B
C	CodeForces 223E	C
D	CodeForces 223C	D
E	CodeForces 223B	E

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Run ID	Username	Prob	Result	Time (ms)	Mem (MB)	Length	Lang	Submit Time

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