import java.io.BufferedInputStream;
import java.util.*;

public class Main {


    public static void main(String[] args) {

        Scanner s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} import java.io.BufferedInputStream; BufferedInputStream java.io import java.util.*; util.* java public class Main {


    public static void main(String[] args) {

        Scanner s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} Main public static void main(String[] args) {

        Scanner s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    } main {

        Scanner s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    } Scanner s = new Scanner(new BufferedInputStream(System.in)); s new Scanner(new BufferedInputStream(System.in)) String str = s.nextLine(); str s.nextLine() s.nextLine s int[] n = new int[26]; n new int[26] 26 for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        } int i = 0; int i = 0; i 0 i < str.length() i str.length() str.length str i++ i++ i {
            n[str.charAt(i) - 'a']++;
        } {
            n[str.charAt(i) - 'a']++;
        } n[str.charAt(i) - 'a']++ n[str.charAt(i) - 'a'] n str.charAt(i) - 'a' str.charAt(i) str.charAt str i 'a' for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        } int i n {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        } {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        } if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            } (i & 1 )== 1 (i & 1 ) i 1 1 {
                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 s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} public class Main {


    public static void main(String[] args) {

        Scanner s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} Main
import java.io.BufferedInputStream;
import java.util.*;

public class Main {


    public static void main(String[] args) {

        Scanner s = new Scanner(new BufferedInputStream(System.in));
        String str = s.nextLine();
        int[] n = new int[26];
        for (int i = 0;i < str.length(); i++) {
            n[str.charAt(i) - 'a']++;
        }
        for (int i: n) {
            if ((i & 1 )== 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
}