n = gets.to_i;
towns_population = gets.split.map &:to_i;
towns_pos = gets.split.map &:to_i;
m = gets.to_i;
cloud_pos = gets.split.map &:to_i;
cloud_range = gets.split.map &:to_i;

town_clouds = towns_pos.map{|j| cloud_pos.each_with_index.count{|c,i| r = cloud_range[i] ; (c-i..c+i) === j}}
cloud_numfree = cloud_pos.map.with_index{|c,j| towns_pos.each_with_index.inject(0){|m,(v,i)| r = cloud_range[j] ; (c-r..c+r)===v && town_clouds[i]==1 ? m+towns_population[i] : m}}
total_free = 0
town_clouds.each_with_index{|count,i|
    if count == 0
        total_free += towns_population[i];
    end
    }
puts total_free + cloud_numfree.max