Practice Contest 2021-08-20

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Practice Contest 2021-08-20

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#	Origin	Title
A	CodeForces 1559A	Mocha and Math
B	CodeForces 1559B	Mocha and Red and Blue
C	CodeForces 1559C	Mocha and Hiking

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

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