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