Submission #3260465

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Source Code Expand

n, k = gets.split.map(&:to_i)
count1, count2, count3 = 0, 0, 0
if k.odd?
	1.upto(n) do |i|
		if i % k == 0
			count1 += 1
		end
	end
	puts count1 ** 3
else
	1.upto(n) do |i|
		if i % k == k / 2
			count2 += 1
		elsif i % k == 0
			count3 += 1
		end
	end
	puts count2 ** 3 + count3 ** 3
end

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