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class Integer
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def look_and_say
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self.to_s.chars.slice_when {|a,b| a != b }.map {|i| "#{i.size}#{i[0]}" }.join.to_i
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end
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end
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seed = 1113122113
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50.times { seed = seed.look_and_say }
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puts seed.to_s.size
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