a, b, x0, n = gets.split.map(&:to_i) a, b, x0 = [a, b, x0].map{|v| v % 2 } if 1 == b puts (0 == x0) ? "0 #{n/2}" : "#{n/2} 0" return end if 1 == x0 puts '0 0' return end puts ([n/2]*2).join(' ')