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();
        sc.close();

        if(X <= Y){
            System.out.println(Math.min(A*X + B*Y, 
                                Math.min(2*C*X + (Y-X)*B, 
                                        2*C*Y)));

        } else {
            System.out.println(Math.min(A*X + B*Y, 
                                Math.min(2*C*Y + (X-Y)*A, 
                                        2*C*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