import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    }
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    }
} Main public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    } main {
		Scanner sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) char a[] = sc.next().toCharArray(); a sc.next().toCharArray() sc.next().toCharArray sc.next() sc.next sc int end[] = new int[28]; end new int[28] 28 for(int i = 0; i< 28;i++){
          end[i] = 0;
        } int i = 0; int i = 0; i 0 i< 28 i 28 i++ i++ i {
          end[i] = 0;
        } {
          end[i] = 0;
        } end[i] = 0 end[i] end i 0 for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        } int i = 0; int i = 0; i 0 i < a.length i a.length a a.length i++ i++ i {
          end[a[i] - 97] = end[a[i] - 97] + 1;
        } {
          end[a[i] - 97] = end[a[i] - 97] + 1;
        } end[a[i] - 97] = end[a[i] - 97] + 1 end[a[i] - 97] end a[i] - 97 a[i] a i 97 end[a[i] - 97] + 1 end[a[i] - 97] end a[i] - 97 a[i] a i 97 1 for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        } int i = 0; int i = 0; i 0 i< 28 i 28 i++ i++ i {
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        } {
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        } if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          } end[i] % 2 == 1 end[i] % 2 end[i] end i 2 1 {
            System.out.println("No");
            System.exit(0);
          } System.out.println("No") System.out.println System.out System System.out "No" System.exit(0) System.exit System 0 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 sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    }
} public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    }
} Main
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		// 整数の入力
        char a[] = sc.next().toCharArray();
        int end[] = new int[28];
        for(int i = 0; i< 28;i++){
          end[i] = 0;
        }
        for(int i = 0; i < a.length;i++){
          end[a[i] - 97] = end[a[i] - 97] + 1;
        }
        for(int i = 0; i< 28;i++){
          if(end[i] % 2 == 1){
            System.out.println("No");
            System.exit(0);
          }
        }
        System.out.println("Yes");
    }
}