N = gets.to_i a = gets.split.map(&:to_i) if a.uniq.size == 1 if (a.first % 4).zero? puts "0 #{N}" else puts "#{N} 0" end exit end crane_num = turtle_num = 0 crane_remain_num = a.max a.each do |other_leg_num| if other_leg_num == crane_remain_num crane_num += 1 else turtle_num += 1 end end puts "#{crane_num} #{turtle_num}"