25 lines
250 B
Ruby
25 lines
250 B
Ruby
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class Impairs
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def initialize(n)
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@cardinal = n
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end
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def each
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i = 1
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@cardinal.times do
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yield i
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i = i +2
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end
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end
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end
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class Integer
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def premiers_impairs
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Impairs.new(self)
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end
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end
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3.premiers_impairs.each do | i |
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puts i.to_s
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end
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