import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map.Entry;
import java.util.PriorityQueue;
import java.util.Scanner;

class Main {

    static final int MOD = 1000000007;
    static final int INF = 1 << 30;

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        boolean ok = true;
        String s = sc.next();
        int[] cnt = new int[27];
        for(int i=0;i<s.length();i++){
            cnt[s.charAt(i)-'a']++;
        }
        for(int i=0;i<27;i++){
            if(cnt[i]%2!=0)ok=false;
        }
        System.out.println(ok?"Yes":"No");
    }
} import java.util.ArrayList; ArrayList java.util import java.util.Arrays; Arrays java.util import java.util.Collections; Collections java.util import java.util.Comparator; Comparator java.util import java.util.HashMap; HashMap java.util import java.util.HashSet; HashSet java.util import java.util.Iterator; Iterator java.util import java.util.Map.Entry; Entry java.util.Map import java.util.PriorityQueue; PriorityQueue java.util import java.util.Scanner; Scanner java.util class Main {

    static final int MOD = 1000000007;
    static final int INF = 1 << 30;

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        boolean ok = true;
        String s = sc.next();
        int[] cnt = new int[27];
        for(int i=0;i<s.length();i++){
            cnt[s.charAt(i)-'a']++;
        }
        for(int i=0;i<27;i++){
            if(cnt[i]%2!=0)ok=false;
        }
        System.out.println(ok?"Yes":"No");
    }
} Main static final int MOD = 1000000007; MOD 1000000007 static final int INF = 1 << 30; INF 1 << 30 1 30 public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        boolean ok = true;
        String s = sc.next();
        int[] cnt = new int[27];
        for(int i=0;i<s.length();i++){
            cnt[s.charAt(i)-'a']++;
        }
        for(int i=0;i<27;i++){
            if(cnt[i]%2!=0)ok=false;
        }
        System.out.println(ok?"Yes":"No");
    } main {
        Scanner sc = new Scanner(System.in);
        boolean ok = true;
        String s = sc.next();
        int[] cnt = new int[27];
        for(int i=0;i<s.length();i++){
            cnt[s.charAt(i)-'a']++;
        }
        for(int i=0;i<27;i++){
            if(cnt[i]%2!=0)ok=false;
        }
        System.out.println(ok?"Yes":"No");
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) boolean ok = true; ok true String s = sc.next(); s sc.next() sc.next sc int[] cnt = new int[27]; cnt new int[27] 27 for(int i=0;i<s.length();i++){
            cnt[s.charAt(i)-'a']++;
        } int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
            cnt[s.charAt(i)-'a']++;
        } {
            cnt[s.charAt(i)-'a']++;
        } cnt[s.charAt(i)-'a']++ cnt[s.charAt(i)-'a'] cnt s.charAt(i)-'a' s.charAt(i) s.charAt s i 'a' for(int i=0;i<27;i++){
            if(cnt[i]%2!=0)ok=false;
        } int i=0; int i=0; i 0 i<27 i 27 i++ i++ i {
            if(cnt[i]%2!=0)ok=false;
        } {
            if(cnt[i]%2!=0)ok=false;
        } if(cnt[i]%2!=0)ok=false; cnt[i]%2!=0 cnt[i]%2 cnt[i] cnt i 2 0 ok=false ok false System.out.println(ok?"Yes":"No") System.out.println System.out System System.out ok?"Yes":"No" ok "Yes" "No" String[] args args
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Map.Entry;
import java.util.PriorityQueue;
import java.util.Scanner;

class Main {

    static final int MOD = 1000000007;
    static final int INF = 1 << 30;

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        boolean ok = true;
        String s = sc.next();
        int[] cnt = new int[27];
        for(int i=0;i<s.length();i++){
            cnt[s.charAt(i)-'a']++;
        }
        for(int i=0;i<27;i++){
            if(cnt[i]%2!=0)ok=false;
        }
        System.out.println(ok?"Yes":"No");
    }
}
