import java.util.*;

public class Main{

     public static void main(String []args){
      Scanner in = new Scanner(System.in);       
        String s=in.next();
        int[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    }
} 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[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    }
} Main public static void main(String []args){
      Scanner in = new Scanner(System.in);       
        String s=in.next();
        int[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    } main {
      Scanner in = new Scanner(System.in);       
        String s=in.next();
        int[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    } Scanner in = new Scanner(System.in); in new Scanner(System.in) String s=in.next(); s in.next() in.next in int[] arr = new int[128]; arr new int[128] 128 for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         } int i = 0; int i = 0; i 0 i < s.length() i s.length() s.length s i++ i++ i {
             arr[s.charAt(i)]++;
         } {
             arr[s.charAt(i)]++;
         } arr[s.charAt(i)]++ arr[s.charAt(i)] arr s.charAt(i) s.charAt s i for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         } int i = 0; int i = 0; i 0 i < arr.length i arr.length arr arr.length i++ i++ i {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         } {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         } if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             } arr[i]%2!=0 arr[i]%2 arr[i] arr i 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 in = new Scanner(System.in);       
        String s=in.next();
        int[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    }
} public class Main{

     public static void main(String []args){
      Scanner in = new Scanner(System.in);       
        String s=in.next();
        int[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    }
} Main
import java.util.*;

public class Main{

     public static void main(String []args){
      Scanner in = new Scanner(System.in);       
        String s=in.next();
        int[] arr = new int[128];
       
         for (int i = 0; i < s.length(); i++) {
             arr[s.charAt(i)]++;
         }
               for (int i = 0; i < arr.length; i++) {
             if (arr[i]%2!=0){
                       System.out.println("No");
             return;
             }
         }
               System.out.println("Yes");
    }
}