l1,l2,l3 = map(int, raw_input().split())
r,b,y = map(int, raw_input().split())
i = (l1+l2)*2
j = (l1+l3)*2
k = (l2+l3)*2
a1 = r*i + b*j + y*k
a2 = r*i + b*k + y*j
a3 = r*j + b*i + y*k
a4 = r*j + b*k + y*i
a5 = r*k + b*i + y*j
a6 = r*k + b*j + y*i
print min(a1,a2,a3,a4,a5,a6)