import java.util.*;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        int x = sc.nextInt();
        int y = sc.nextInt();
        int rx = x, ry = y;
        long ans = 0L;
        if(a+b > c*2){
            rx -= Math.min(x, y);
            ry -= Math.min(x, y);
            ans += c * Math.min(x, y) * 2;
        }
        if(0 < rx){
            if(a < c*2) ans += a * rx;
            else ans += c * 2 * rx;
        }
        if(0 < ry){
            if(b < c*2) ans += b * ry;
            else ans += c * 2 * ry;
        }

        System.out.println(ans);
        sc.close();

    }

}

/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