import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.*;

public class Main {

    static int A;
    static int B;
    static int C;
    static int X;
    static int Y;

    public static void main(String[] args) {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    }

    static int solve() {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    }

    static class FastScanner {

        private BufferedReader reader;
        private StringTokenizer tokenizer;

        FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        }

        String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        }
    }
} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStream; InputStream java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.*; util.* java public class Main {

    static int A;
    static int B;
    static int C;
    static int X;
    static int Y;

    public static void main(String[] args) {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    }

    static int solve() {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    }

    static class FastScanner {

        private BufferedReader reader;
        private StringTokenizer tokenizer;

        FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        }

        String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        }
    }
} Main static int A; A static int B; B static int C; C static int X; X static int Y; Y public static void main(String[] args) {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    } main {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    } FastScanner sc = new FastScanner(System.in); sc new FastScanner(System.in) A = sc.nextInt() A sc.nextInt() sc.nextInt sc B = sc.nextInt() B sc.nextInt() sc.nextInt sc C = sc.nextInt() C sc.nextInt() sc.nextInt sc X = sc.nextInt() X sc.nextInt() sc.nextInt sc Y = sc.nextInt() Y sc.nextInt() sc.nextInt sc System.out.println( solve() ) System.out.println System.out System System.out solve() solve String[] args args static int solve() {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    } solve {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    } int ans = Integer.MAX_VALUE; ans Integer.MAX_VALUE Integer Integer.MAX_VALUE for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        } int ab = 0; int ab = 0; ab 0 ab <= Math.max(X, Y)*2 ab Math.max(X, Y)*2 Math.max(X, Y) Math.max Math X Y 2 ab+=2 ab+=2 ab 2 {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        } {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        } int buy_ab = ab * C; buy_ab ab * C ab C int rx = X - ab/2; rx X - ab/2 X ab/2 ab 2 int buy_a; buy_a if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            } rx > 0 rx 0 {
                buy_a = rx * A;
            } buy_a = rx * A buy_a rx * A rx A {
                buy_a = 0;
            } buy_a = 0 buy_a 0 int ry = Y - ab/2; ry Y - ab/2 Y ab/2 ab 2 int buy_b = Y - ab/2; buy_b Y - ab/2 Y ab/2 ab 2 if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            } ry > 0 ry 0 {
                buy_b = ry * B;
            } buy_b = ry * B buy_b ry * B ry B {
                buy_b = 0;
            } buy_b = 0 buy_b 0 ans = Math.min(buy_a + buy_b + buy_ab, ans) ans Math.min(buy_a + buy_b + buy_ab, ans) Math.min Math buy_a + buy_b + buy_ab buy_a + buy_b + buy_ab buy_a buy_b buy_ab ans return ans; ans static class FastScanner {

        private BufferedReader reader;
        private StringTokenizer tokenizer;

        FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        }

        String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        }
    } FastScanner private BufferedReader reader; reader private StringTokenizer tokenizer; tokenizer FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        } FastScanner {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        } reader = new BufferedReader(new InputStreamReader(in)) reader new BufferedReader(new InputStreamReader(in)) tokenizer = null tokenizer null InputStream in in String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        } next {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        } if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            } tokenizer == null || !tokenizer.hasMoreTokens() tokenizer == null tokenizer null !tokenizer.hasMoreTokens() tokenizer.hasMoreTokens() tokenizer.hasMoreTokens tokenizer {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            } try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                } catch (IOException e) {
                    throw new RuntimeException(e);
                } IOException e {
                    throw new RuntimeException(e);
                } throw new RuntimeException(e); new RuntimeException(e) {
                    tokenizer = new StringTokenizer(reader.readLine());
                } tokenizer = new StringTokenizer(reader.readLine()) tokenizer new StringTokenizer(reader.readLine()) return tokenizer.nextToken(); tokenizer.nextToken() tokenizer.nextToken tokenizer String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        } nextLine {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        } if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            } tokenizer == null || !tokenizer.hasMoreTokens() tokenizer == null tokenizer null !tokenizer.hasMoreTokens() tokenizer.hasMoreTokens() tokenizer.hasMoreTokens tokenizer {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            } try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                } catch (IOException e) {
                    throw new RuntimeException(e);
                } IOException e {
                    throw new RuntimeException(e);
                } throw new RuntimeException(e); new RuntimeException(e) {
                    return reader.readLine();
                } return reader.readLine(); reader.readLine() reader.readLine reader return tokenizer.nextToken("\n"); tokenizer.nextToken("\n") tokenizer.nextToken tokenizer "\n" long nextLong() {
            return Long.parseLong(next());
        } nextLong {
            return Long.parseLong(next());
        } return Long.parseLong(next()); Long.parseLong(next()) Long.parseLong Long next() next int nextInt() {
            return Integer.parseInt(next());
        } nextInt {
            return Integer.parseInt(next());
        } return Integer.parseInt(next()); Integer.parseInt(next()) Integer.parseInt Integer next() next int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        } nextIntArray {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        } int[] a = new int[n]; a new int[n] n for (int i = 0; i < n; i++)
                a[i] = nextInt(); int i = 0; int i = 0; i 0 i < n i n i++ i++ i a[i] = nextInt(); a[i] = nextInt() a[i] a i nextInt() nextInt return a; a int n n long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        } nextLongArray {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        } long[] a = new long[n]; a new long[n] n for (int i = 0; i < n; i++)
                a[i] = nextLong(); int i = 0; int i = 0; i 0 i < n i n i++ i++ i a[i] = nextLong(); a[i] = nextLong() a[i] a i nextLong() nextLong return a; a int n n public class Main {

    static int A;
    static int B;
    static int C;
    static int X;
    static int Y;

    public static void main(String[] args) {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    }

    static int solve() {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    }

    static class FastScanner {

        private BufferedReader reader;
        private StringTokenizer tokenizer;

        FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        }

        String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        }
    }
} public class Main {

    static int A;
    static int B;
    static int C;
    static int X;
    static int Y;

    public static void main(String[] args) {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    }

    static int solve() {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    }

    static class FastScanner {

        private BufferedReader reader;
        private StringTokenizer tokenizer;

        FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        }

        String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        }
    }
} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.*;

public class Main {

    static int A;
    static int B;
    static int C;
    static int X;
    static int Y;

    public static void main(String[] args) {
        FastScanner sc = new FastScanner(System.in);

        A = sc.nextInt();
        B = sc.nextInt();
        C = sc.nextInt();
        X = sc.nextInt();
        Y = sc.nextInt();

        System.out.println( solve() );
    }

    static int solve() {
        int ans = Integer.MAX_VALUE;
        for (int ab = 0; ab <= Math.max(X, Y)*2; ab+=2) {
            int buy_ab = ab * C;

            int rx = X - ab/2;
            int buy_a;
            if( rx > 0 ) {
                buy_a = rx * A;
            } else {
                buy_a = 0;
            }

            int ry = Y - ab/2;
            int buy_b = Y - ab/2;
            if( ry > 0 ) {
                buy_b = ry * B;
            } else {
                buy_b = 0;
            }

            ans = Math.min(buy_a + buy_b + buy_ab, ans);
        }
        return ans;
    }

    static class FastScanner {

        private BufferedReader reader;
        private StringTokenizer tokenizer;

        FastScanner(InputStream in) {
            reader = new BufferedReader(new InputStreamReader(in));
            tokenizer = null;
        }

        String next() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    tokenizer = new StringTokenizer(reader.readLine());
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }
            return tokenizer.nextToken();
        }

        String nextLine() {
            if (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    return reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
            }

            return tokenizer.nextToken("\n");
        }

        long nextLong() {
            return Long.parseLong(next());
        }

        int nextInt() {
            return Integer.parseInt(next());
        }

        int[] nextIntArray(int n) {
            int[] a = new int[n];
            for (int i = 0; i < n; i++)
                a[i] = nextInt();
            return a;
        }

        long[] nextLongArray(int n) {
            long[] a = new long[n];
            for (int i = 0; i < n; i++)
                a[i] = nextLong();
            return a;
        }
    }
}
