_, a, b = 3.times.map { gets }
a = a.split(' ').map(&:to_i)
b = b.split(' ').map(&:to_i)
scores = a.permutation.each_with_object([]) do |array, ss|
  score = 0
  array.size.times do |i|
    diff = array[i] - b[i]
    score += diff if diff >= 0
  end
  ss << score
end
max_score = scores.max
puts(scores.count {|s| s == max_score})