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10 0 Changed by moderator. Reason: Compensated by admin during recalculation of karma ( 2017-08-25 18:16:22 -0600 )
10 0 how to draw a detection line ( 2016-05-25 14:21:33 -0600 )
0 -10 how to draw a detection line ( 2016-05-25 13:17:35 -0600 )