import java.util.*;

class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int[] rec = new int[26];
        for(int i=0;i<s.length();i++){
            rec[s.charAt(i)-'a']++;
        }
        String ans = "Yes";
        for(int i=0;i<26;i++){
            if(rec[i]%2==1) ans = "No";
        }
        System.out.println(ans);
    }
} import java.util.*; util.* java class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int[] rec = new int[26];
        for(int i=0;i<s.length();i++){
            rec[s.charAt(i)-'a']++;
        }
        String ans = "Yes";
        for(int i=0;i<26;i++){
            if(rec[i]%2==1) ans = "No";
        }
        System.out.println(ans);
    }
} Main public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int[] rec = new int[26];
        for(int i=0;i<s.length();i++){
            rec[s.charAt(i)-'a']++;
        }
        String ans = "Yes";
        for(int i=0;i<26;i++){
            if(rec[i]%2==1) ans = "No";
        }
        System.out.println(ans);
    } main {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int[] rec = new int[26];
        for(int i=0;i<s.length();i++){
            rec[s.charAt(i)-'a']++;
        }
        String ans = "Yes";
        for(int i=0;i<26;i++){
            if(rec[i]%2==1) ans = "No";
        }
        System.out.println(ans);
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc int[] rec = new int[26]; rec new int[26] 26 for(int i=0;i<s.length();i++){
            rec[s.charAt(i)-'a']++;
        } int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
            rec[s.charAt(i)-'a']++;
        } {
            rec[s.charAt(i)-'a']++;
        } rec[s.charAt(i)-'a']++ rec[s.charAt(i)-'a'] rec s.charAt(i)-'a' s.charAt(i) s.charAt s i 'a' String ans = "Yes"; ans "Yes" for(int i=0;i<26;i++){
            if(rec[i]%2==1) ans = "No";
        } int i=0; int i=0; i 0 i<26 i 26 i++ i++ i {
            if(rec[i]%2==1) ans = "No";
        } {
            if(rec[i]%2==1) ans = "No";
        } if(rec[i]%2==1) ans = "No"; rec[i]%2==1 rec[i]%2 rec[i] rec i 2 1 ans = "No" ans "No" System.out.println(ans) System.out.println System.out System System.out ans String[] args args
import java.util.*;

class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        int[] rec = new int[26];
        for(int i=0;i<s.length();i++){
            rec[s.charAt(i)-'a']++;
        }
        String ans = "Yes";
        for(int i=0;i<26;i++){
            if(rec[i]%2==1) ans = "No";
        }
        System.out.println(ans);
    }
}
