A, B = gets.split.map(&:to_i)

rem = [0] * [2, B + 1].max
rem[B] = A

if B >= 2
	(0 .. B - 2).reverse_each do |i|
		n = rem[i + 2]
		rem[i + 2] -= n
		rem[i + 1] -= n
		rem[i] -= n
	end
end

b, a = rem[0, 2]
puts "#{a} #{b}"