import java.util.*;

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

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