import javax.sql.XAConnection;
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();

        if (A + B < C * 2) {
            System.out.println(X * A + Y * B);
        } else {
            int ans;
            if (X > Y) {
                ans = Y * 2 * C + (X - Y) * A;
            } else {
                ans = X * 2 * C + (Y - X) * B;
            }
            System.out.println(Math.min(ans, Math.max(X, Y) * 2 * C));
        }
    }
}
/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