import sys
from collections import Counter

def main():
    input = sys.stdin.read().split()
    it = iter(input)
    H = int(next(it))
    W = int(next(it))
    A = [int(next(it)) for _ in range(H)]
    B = [int(next(it)) for _ in range(W)]
    mod = 10**9 + 7

    a = Counter(A)
    b = Counter(B)
    unique = sorted(set(A + B), reverse=True)
    ans_min = 0
    ans_max = 0
    a_high = 0
    b_high = 0
    used = 0

    for h in unique:
        # 最小値
        ans_min += h * max(a[h], b[h])
        ans_min %= mod
        # 最大値
        a_high += a[h]
        b_high += b[h]
        ans_max += h * (a_high * b_high - used)
        ans_max %= mod
        used = a_high * b_high

    print(ans_min)
    print(ans_max)

if __name__ == '__main__':
    main()