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

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

}} Main public static void main(String[] args) {
	Scanner input = new Scanner (System.in);
    String w = input.next();char ch ;
    int []counter=new int [26];
    for (int i = 0; i < w.length(); i++) {
		ch = w.charAt(i);
		counter[ch-'a']++;
	}
  String s = "Yes";
  for (int i = 0; i < counter.length; i++) {
	if (counter[i]%2!=0) {
		s="No";
	}
}	System.out.println(s);

} main {
	Scanner input = new Scanner (System.in);
    String w = input.next();char ch ;
    int []counter=new int [26];
    for (int i = 0; i < w.length(); i++) {
		ch = w.charAt(i);
		counter[ch-'a']++;
	}
  String s = "Yes";
  for (int i = 0; i < counter.length; i++) {
	if (counter[i]%2!=0) {
		s="No";
	}
}	System.out.println(s);

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

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

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

}}