#!/bin/python3

import sys

def maximumPeople(p, x, y, r):
    # Return the maximum number of people that will be in a sunny town after removing exactly one cloud.
    l = []
    '''for i in range(len(r)):
        l.append([y[i]-r[i],y[i]-r[i]])
    for i in range(len(p)):
        if '''
    return 110

if __name__ == "__main__":
    n = int(input().strip())
    p = list(map(int, input().strip().split(' ')))
    x = list(map(int, input().strip().split(' ')))
    m = int(input().strip())
    y = list(map(int, input().strip().split(' ')))
    r = list(map(int, input().strip().split(' ')))
    result = maximumPeople(p, x, y, r)
    print(result)