using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution {

    static long PartialRemoval(long[] p, long[] x, long[] y, long[] r, int start)
    {
        long sum = 0;
        for(int i = 0;i < p.Length;i ++)
        {
            double coef = 0;
            for(int j = start;j < y.Length;j ++)
            {
                if(y[j] - r[j] < x[i] + 1)
                {
                    double newCoef;
                    if(y[j] - r[j] <= x[i] - 1)
                        newCoef = 0;
                    else
                        newCoef = 0.5;
                    if(newCoef > coef)
                        coef = newCoef;
                }
            }
            if(coef != 0)
               sum += p[i] / 2;
            else
               sum += p[i];
        }
        return sum;
    }
    
    static long maximumPeople(long[] p, long[] x, long[] y, long[] r) {

        long sum = 0;
        for(int i = 1;i <= y.Length;i ++)
        {
            long newSum = PartialRemoval(p, x, y, r, i);
            if(newSum > sum)
                sum = newSum;
        }
        return sum;
        // Return the maximum number of people that will be in a sunny town after removing exactly one cloud.
    }

    static void Main(String[] args) {
        int n = Convert.ToInt32(Console.ReadLine());
        string[] p_temp = Console.ReadLine().Split(' ');
        long[] p = Array.ConvertAll(p_temp,Int64.Parse);
        string[] x_temp = Console.ReadLine().Split(' ');
        long[] x = Array.ConvertAll(x_temp,Int64.Parse);
        int m = Convert.ToInt32(Console.ReadLine());
        string[] y_temp = Console.ReadLine().Split(' ');
        long[] y = Array.ConvertAll(y_temp,Int64.Parse);
        string[] r_temp = Console.ReadLine().Split(' ');
        long[] r = Array.ConvertAll(r_temp,Int64.Parse);
        long result = maximumPeople(p, x, y, r);
        Console.WriteLine(result);
    }
}