
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    }

} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    }

} Main public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    } main {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    } @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in); sc new Scanner(System.in) char[] s = sc.next().toCharArray(); s sc.next().toCharArray() sc.next().toCharArray sc.next() sc.next sc boolean flg = true; flg true for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        } char c = 'a' ; char c = 'a' ; c 'a' c <= 'z' c 'z' c++ c++ c {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        } {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        } int count = 0; count 0 for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            } int j = 0 ; int j = 0 ; j 0 j < s.length j s.length s s.length j++ j++ j {
                if (s[j] == c) count++;
            } {
                if (s[j] == c) count++;
            } if (s[j] == c) count++; s[j] == c s[j] s j c count++ count if (count % 2 == 1) {
                flg = false;
            } count % 2 == 1 count % 2 count 2 1 {
                flg = false;
            } flg = false flg false System.out.println(flg ? "Yes" : "No") System.out.println System.out System System.out flg ? "Yes" : "No" flg "Yes" "No" String[] args args public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    }

} public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    }

} Main

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        @SuppressWarnings("resource")
        Scanner sc = new Scanner(System.in);
        char[] s = sc.next().toCharArray();
        boolean flg = true;
        for (char c = 'a' ; c <= 'z' ; c++) {
            int count = 0;
            for (int j = 0 ; j < s.length ; j++) {
                if (s[j] == c) count++;
            }
            if (count % 2 == 1) {
                flg = false;
            }
        }
        System.out.println(flg ? "Yes" : "No");
    }

}
