import java.util.Scanner;
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 count = 0;
        if(A+B>2*C){
            if(X>=Y){
                if(A>=2*C){
                    count = 2*C*X;
                }else{
                    count = 2*C*Y + A*(X-Y);
                }
            }else{
                if(B>=2*C){
                    count = 2*C*Y;
                }else{
                    count = 2*C*X + B*(Y-X);
                }
            }
        }else{
            count = A*X+B*Y;
        }
        
          System.out.println(count);
        }
    }

/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