n = gets.to_i scores = gets.split("\s").map(&:to_i) answerers = gets.split("\s").map(&:to_i) hash = Hash.new(0) (0...n).each{|i| hash[answerers[i]] += scores[i]} winner = (0...100).inject(0){|t, i| hash[t] < hash[i] ? i : t} puts winner.zero? ? "YES" : "NO"