import java.util.*;
import java.lang.Math;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  }
} import java.util.*; util.* java import java.lang.Math; Math java.lang public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  }
} Main public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  } main {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String w = sc.next(); w sc.next() sc.next sc int istack; istack int alps[] = new int[26]; alps new int[26] 26 boolean ans=true; ans true Arrays.fill(alps,0) Arrays.fill Arrays alps 0 for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    } int i = 0; int i = 0; i 0 i < w.length() i w.length() w.length w i++ i++ i {
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    } {
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    } istack = (int)w.charAt(i) - 97 istack (int)w.charAt(i) - 97 (int)w.charAt(i) w.charAt w i 97 alps[istack]++ alps[istack] alps istack for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    } int i = 0; int i = 0; i 0 i < 26 && ans i < 26 i 26 ans i++ i++ i {
    	if(alps[i] % 2 != 0) ans = false;
    } {
    	if(alps[i] % 2 != 0) ans = false;
    } if(alps[i] % 2 != 0) ans = false; alps[i] % 2 != 0 alps[i] % 2 alps[i] alps i 2 0 ans = false ans false if(ans) System.out.println("Yes");
   	else System.out.println("No"); ans System.out.println("Yes") System.out.println System.out System System.out "Yes" System.out.println("No") System.out.println System.out System System.out "No" String[] args args public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  }
} public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  }
} Main
import java.util.*;
import java.lang.Math;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int istack;
    int alps[] = new int[26];
    boolean ans=true;
    
    Arrays.fill(alps,0);
    
    for(int i = 0;i < w.length();i++){
    	istack = (int)w.charAt(i) - 97;
      	alps[istack]++;
    }
    
    for(int i = 0;i < 26 && ans; i++){
    	if(alps[i] % 2 != 0) ans = false;
    }
    
    if(ans) System.out.println("Yes");
   	else System.out.println("No");
  }
}
