#include <stdio.h>

int length(int L1, int L2, int L3, int R, int B, int Y) {
  return (R * (L2 + L3) + B * (L1 + L3) + Y * (L1 + L2)) * 2;
}

int main(void) {
  int l1, l2, l3;
  int r, b, y;
  int ret, ret0, ret1, ret2;
  
  scanf("%d %d %d %d %d %d", &l1, &l2, &l3, &r, &b, &y);

  ret0 = length(l1, l2, l3, r, b, y);
  ret1 = length(l3, l1, l2, r, b, y);
  ret2 = length(l3, l2, l1, r, b, y);

  ret = ret0;
  if(ret > ret1) ret = ret1;
  if(ret > ret2) ret = ret2;
 
  printf("%d\n", ret);
  return 0;
}