RosettaCodeData/Task/Averages-Simple-moving-average/J/averages-simple-moving-average-2.j
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2013-04-10 21:29:02 -07:00

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lex =: 1 :'(a[n__a=.m#_.[a=.18!:3$~0)&(4 :''(+/%#)(#~1-128!:5)n__x=.1|.!.y n__x'')'