l1, l2, l3 = map(int, input().split())
RBY = list(map(int, input().split()))

from itertools import permutations

total = l1 + l2 + l3
ans = 1e18
for pat in permutations([l1, l2, l3]):
    sub = 0
    for i in range(3):
        sub += RBY[i] * (total - pat[i]) * 2
    ans = min(ans, sub)
print(ans)