giruzou/ruby

Created September 29, 2018 04:49

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Ruby配列の余りの合計 ref: https://qiita.com/DrqYuto/items/4cef67bca6d8569af101

Raw

ruby

	def mod_sum(array, n)
	return array.length > 0 ? array.map{ \|number\| number % n }.inject{ \|sum, number\| sum + number } : 0
	end

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