N = gets.to_i
E = gets.split.map(&:to_i)

(3**N).times do |trits|
    classes = [0] * 3
    E.each do |e|
        classes[trits % 3] += e
        trits /= 3
    end
    if classes[0] == classes[1] and classes[1] == classes[2]
        puts "Yes"
        exit
    end
end

puts "No"