import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  }
} 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[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  }
} Main public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  } main {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String w = sc.next(); w sc.next() sc.next sc int[] kai = new int[26]; kai new int[26] 26 for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } int i = 0; int i = 0; i 0 i < w.length() i w.length() w.length w i++ i++ i {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } int d = w.charAt(i) - 'a'; d w.charAt(i) - 'a' w.charAt(i) w.charAt w i 'a' kai[d]++ kai[d] kai d String ans = "Yes"; ans "Yes" for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    } int i = 0; int i = 0; i 0 i < 26 i 26 i++ i++ i {
      if((kai[i] % 2) == 1) ans = "No";
    } {
      if((kai[i] % 2) == 1) ans = "No";
    } if((kai[i] % 2) == 1) ans = "No"; (kai[i] % 2) == 1 (kai[i] % 2) kai[i] kai i 2 1 ans = "No" ans "No" System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  }
} public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  }
} Main
import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String w = sc.next();
    int[] kai = new int[26];
    for(int i = 0; i < w.length(); i++) {
      int d = w.charAt(i) - 'a';
      kai[d]++;
    } 
    String ans = "Yes";
    for(int i = 0; i < 26; i++) {
      if((kai[i] % 2) == 1) ans = "No";
    }
    System.out.println(ans);
  }
}