import java.util.*;
 
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        int c = Integer.parseInt(sc.next());
        int x = Integer.parseInt(sc.next());
        int y = Integer.parseInt(sc.next());
        int ans = 2;
        if(a+b <= c*2) {
            ans = a*x + b*y;
        }else {
            if(a <= c*2 && b <= c*2) { 
                if(x >= y) ans = c*2*y + a*(x-y);
                else ans = c*2*x + b*(y-x);
            }else if(a >= c*2 && b <= c*2) {
                if(x >= y) ans = c*2*x;
                else ans = c*2*x + b*(y-x);
            }else if(a <= c*2 && b >= c*2) {
                if(y >= x) ans = c*2*y;
                else ans = c*2*y + a*(x-y);
            }else {
                ans = c*2*max(x,y);
            }
        }
        System.out.println(ans);
    }
    
    static int max(int x, int y) {
        if(x >= y) return x;
        else return y;
    }
    
    static int min(int x, int y) {
        if(x >= y) return y;
        else return x;
    }
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz