13 lines
251 B
Ruby
13 lines
251 B
Ruby
def evolve(ary)
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([0]+ary+[0]).each_cons(3).map{|a,b,c| a+b+c == 2 ? 1 : 0}
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end
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def printit(ary)
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puts ary.join.tr("01",".#")
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end
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ary = [0,1,1,1,0,1,1,0,1,0,1,0,1,0,1,0,0,1,0,0]
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printit ary
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until ary == (new = evolve(ary))
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printit ary = new
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end
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