#include <bits/stdc++.h>
using namespace std;
int main(){
	vector<int> l(3);	cin>>l[0]>>l[1]>>l[2];
	int r,b,y;	cin>>r>>b>>y;
	sort(l.begin(),l.end());
	int ans=(1<<30);
	do{
		int temp=2*r*(l[0]+l[2])+2*b*(l[1]+l[2])+2*y*(l[0]+l[1]);
		ans=min(ans,temp);
	}while(next_permutation(l.begin(),l.end()));
	cout<<ans<<endl;
	return 0;
}