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 < 2 * C) {
    		System.out.println(A * X + B * Y);
    	} else {
    		if (Y < X) {
    			if (A < 2 * C) {
    				System.out.println(C * 2 * Y + A * (X - Y));
    			} else {
    				System.out.println(C * X * 2);
    			}
    		} else {
    			if (B < 2 * C) {
    				System.out.println(C * 2 * X + B * (Y - X));
    			} else {
    				System.out.println(C * Y * 2);
    			}
    		}
    	}
    }
}
/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