def merge(A, B):
    dif = 10 ** 7
    i = 0
    j = 0
    ans, ans1 = 0, 0
    while i < len(A) and j < len(B):
        if abs(A[i] - B[j]) < dif:
            dif = abs(A[i] - B[j])
            ans = A[i]
            ans1 = B[j]
        if A[i] < B[j]:
            i += 1
        elif A[i] > B[j]:
            j += 1
        else:
            i += 1
            j += 1
    print(ans, ans1)


n = int(input())
a = list(map(int, input().split()))
m = int(input())
b = list(map(int, input().split()))
merge(a, b)