import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    }
} Main public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    } main {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    } Scanner scan = new Scanner(System.in); scan new Scanner(System.in) String w = scan.next(); w scan.next() scan.next scan char[] ws = w.toCharArray(); ws w.toCharArray() w.toCharArray w for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        } char i = 'a'; char i = 'a'; i 'a' i <= 'z' i 'z' i++ i++ i {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        } {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        } int count = 0; count 0 for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            } int j = 0; int j = 0; j 0 j < ws.length j ws.length ws ws.length j++ j++ j {
                if (ws[j] == i) count++;
            } {
                if (ws[j] == i) count++;
            } if (ws[j] == i) count++; ws[j] == i ws[j] ws j i count++ count if (count % 2 != 0) {
                System.out.println("No");
                return;
            } count % 2 != 0 count % 2 count 2 0 {
                System.out.println("No");
                return;
            } System.out.println("No") System.out.println System.out System System.out "No" return; System.out.println("Yes") System.out.println System.out System System.out "Yes" String[] args args public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    }
} public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        String w = scan.next();
        char[] ws = w.toCharArray();

        for (char i = 'a'; i <= 'z'; i++) {
            int count = 0;
            for (int j = 0; j < ws.length; j++) {
                if (ws[j] == i) count++;
            }

            if (count % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
        
    }
}
