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By: a guest on Apr 16th, 2012  |  syntax: None  |  size: 0.13 KB  |  hits: 9  |  expires: Never
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  1. (100..100_000_000).map(&:to_s).grep(/6$/).map(&:to_i).each do |i|
  2.   if 6*i == ("6" + i.to_s.chop).to_i
  3.     puts i
  4.     break
  5.   end
  6. end