import java.util.*;

public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    }
} import java.util.*; util.* java public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    }
} Main public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    } main {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    } Scanner in = new Scanner(System.in); in new Scanner(System.in) String s = in.next(); s in.next() in.next in int[] a = new int[26]; a new int[26] 26 for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        } int i = 0; int i = 0; i 0 i < s.length() i s.length() s.length s i++ i++ i {
            a[s.charAt(i) - 'a']++;
        } {
            a[s.charAt(i) - 'a']++;
        } a[s.charAt(i) - 'a']++ a[s.charAt(i) - 'a'] a s.charAt(i) - 'a' s.charAt(i) s.charAt s i 'a' boolean flag = true; flag true for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        } int i = 0; int i = 0; i 0 i < 26 i 26 i++ i++ i {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        } {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        } if(a[i] % 2 != 0){
                flag = false;
                break;
            } a[i] % 2 != 0 a[i] % 2 a[i] a i 2 0 {
                flag = false;
                break;
            } flag = false flag false break; if(flag)
            System.out.println("Yes");
        else
            System.out.println("No"); flag System.out.println("Yes") System.out.println System.out System System.out "Yes" System.out.println("No") System.out.println System.out System System.out "No" String[] args args public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    }
} public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    }
} Main
import java.util.*;

public class Main{
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        String s = in.next();
        int[] a = new int[26];
        for (int i = 0; i < s.length(); i++) {
            a[s.charAt(i) - 'a']++;
        }
        boolean flag = true;
        for (int i = 0; i < 26; i++) {
            if(a[i] % 2 != 0){
                flag = false;
                break;
            }
        }
        if(flag)
            System.out.println("Yes");
        else
            System.out.println("No");
    }
}
