#include<bits/stdc++.h>
using namespace std;

#define rep(i,n) for(int i=0;i<(n);i++)
#define REP(i,a,b) for(int i=(a);i<(b);i++)
#define pb push_back
#define all(v) (v).begin(),(v).end()
typedef vector<int>vi;
int main(){
    int x,y,z;
    cin>>x>>y>>z;
    vi ord(3);rep(i,3)cin>>ord[i];
    sort(all(ord));

    int mi=1001001001;
    do{
        int val=(x+y)*ord[0]+(y+z)*ord[1]+(z+x)*ord[2];
        mi=min(mi,val);
    }while(next_permutation(all(ord)));
    cout<<mi*2<<endl;

    return 0;
}