import java.util.*;

public class Main{
    public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    }
} import java.util.*; util.* java public class Main{
    public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    }
} Main public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    } main {
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    } Scanner scan = new Scanner(System.in); scan new Scanner(System.in) int A = scan.nextInt(); A scan.nextInt() scan.nextInt scan int B = scan.nextInt(); B scan.nextInt() scan.nextInt scan int C = scan.nextInt(); C scan.nextInt() scan.nextInt scan int X = scan.nextInt(); X scan.nextInt() scan.nextInt scan int Y = scan.nextInt(); Y scan.nextInt() scan.nextInt scan int ans = (int)1e9; ans (int)1e9 for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    } int i=0; int i=0; i 0 i<2*(X+Y)+1 i 2*(X+Y)+1 2*(X+Y) 2 (X+Y) X Y 1 i++ i++ i {
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    } {
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    } int ABpizza = i; ABpizza i int Apizza = X-(i/2)>0 ? X-(i/2):0; Apizza X-(i/2)>0 ? X-(i/2):0 X-(i/2)>0 X-(i/2) X (i/2) i 2 0 X-(i/2) X (i/2) i 2 0 int Bpizza = Y-(i/2)>0 ? Y-(i/2):0; Bpizza Y-(i/2)>0 ? Y-(i/2):0 Y-(i/2)>0 Y-(i/2) Y (i/2) i 2 0 Y-(i/2) Y (i/2) i 2 0 ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C) ans Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C) Math.min Math ans Apizza*A+Bpizza*B+ABpizza*C Apizza*A+Bpizza*B+ABpizza*C Apizza*A Apizza A Bpizza*B Bpizza B ABpizza*C ABpizza C System.out.println(ans) System.out.println System.out System System.out ans String args[] args public class Main{
    public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    }
} public class Main{
    public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    }
} Main
import java.util.*;

public class Main{
    public static void main(String args[]){
        Scanner scan = new Scanner(System.in);
        int A = scan.nextInt();
        int B = scan.nextInt();
        int C = scan.nextInt();
        int X = scan.nextInt();
        int Y = scan.nextInt();

        int ans = (int)1e9;

    for(int i=0;i<2*(X+Y)+1;i++){
        int ABpizza = i;
        int Apizza = X-(i/2)>0 ? X-(i/2):0;
        int Bpizza = Y-(i/2)>0 ? Y-(i/2):0;
        ans = Math.min(ans,Apizza*A+Bpizza*B+ABpizza*C);
    }
    System.out.println(ans);

    }
}