11 lines
209 B
Ruby
11 lines
209 B
Ruby
class Numeric
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def pow(m)
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raise TypeError, "exponent must be an integer: #{m}" unless m.is_a? Integer
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puts "pow!!"
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Array.new(m, self).reduce(1, :*)
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end
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end
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p 5.pow(3)
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p 5.5.pow(3)
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p 5.pow(3.1)
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