import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) System.out.println("Yes");
        else System.out.println("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();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) 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();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) System.out.println("Yes");
        else System.out.println("No");
} main {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) 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 char [] str = new char [w.length()]; str new char [w.length()] w.length() w.length w for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        } int i=0; int i=0; i 0 i<w.length() i w.length() w.length w i++ i++ i {
            str[i] = w.charAt(i);
        } {
            str[i] = w.charAt(i);
        } str[i] = w.charAt(i) str[i] str i w.charAt(i) w.charAt w i Arrays.sort(str) Arrays.sort Arrays str char tmp = str[0]; tmp str[0] str 0 ArrayList <Integer> list = new ArrayList<>(); list new ArrayList<>() int count = 1; count 1 boolean judge = true; judge true for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        } int i=1; int i=1; i 1 i<w.length() i w.length() w.length w i++ i++ i {
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        } {
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        } if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        } tmp == str[i] tmp str[i] str i {
                count++;
            } count++ count {
                list.add(count);
                count = 1;
                tmp = str[i];
        } list.add(count) list.add list count count = 1 count 1 tmp = str[i] tmp str[i] str i list.add(count) list.add list count for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        } int i=0; int i=0; i 0 i<list.size() i list.size() list.size list i++ i++ i {
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        } {
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        } if(list.get(i)%2 == 1){
                judge = false;
                break;
            } list.get(i)%2 == 1 list.get(i)%2 list.get(i) list.get list i 2 1 {
                judge = false;
                break;
            } judge = false judge false break; if(judge) System.out.println("Yes");
        else System.out.println("No"); judge 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();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) 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();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) System.out.println("Yes");
        else System.out.println("No");
}

} Main
import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        char [] str = new char [w.length()];
        
        for(int i=0; i<w.length(); i++){
            str[i] = w.charAt(i);
        }
        
        Arrays.sort(str);
        char tmp = str[0];
        ArrayList <Integer> list = new ArrayList<>();
        int count = 1;
        boolean judge = true;
        
        for(int i=1; i<w.length(); i++){
            if(tmp == str[i]){
                count++;
            }else{
                list.add(count);
                count = 1;
                tmp = str[i];
        }
        }
        
        list.add(count);
        
        for(int i=0; i<list.size(); i++){
            if(list.get(i)%2 == 1){
                judge = false;
                break;
            }
        }
        
        if(judge) System.out.println("Yes");
        else System.out.println("No");
}

}