import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	}
	public static boolean check(String s,char c){
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	}
	public static boolean check(String s,char c){
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	}
} Main public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	} main {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	} Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) String w = scanner.next(); w scanner.next() scanner.next scanner boolean c = true; c true for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		} int i=0; int i=0; i 0 i<w.length() i w.length() w.length w i++ i++ i {
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		} {
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		} if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			} check(w,w.charAt(i)) check w w.charAt(i) w.charAt w i {
				c = true;
			} c = true c true {
				c = false;
				break;
			} c = false c false break; if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		} c {
			System.out.println("Yes");
		} System.out.println("Yes") System.out.println System.out System System.out "Yes" {
			System.out.println("No");
		} System.out.println("No") System.out.println System.out System System.out "No" String[] args args public static boolean check(String s,char c){
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	} check {
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	} int count = 0; count 0 for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		} int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
			if(s.charAt(i) == c){
				count++;
			}
		} {
			if(s.charAt(i) == c){
				count++;
			}
		} if(s.charAt(i) == c){
				count++;
			} s.charAt(i) == c s.charAt(i) s.charAt s i c {
				count++;
			} count++ count if(count%2 == 0){
			return true;
		}else{
			return false;
		} count%2 == 0 count%2 count 2 0 {
			return true;
		} return true; true {
			return false;
		} return false; false String s s char c c public class Main {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	}
	public static boolean check(String s,char c){
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	}
} public class Main {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	}
	public static boolean check(String s,char c){
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner scanner = new Scanner(System.in);
		String w = scanner.next();
		boolean c = true;
		for(int i=0;i<w.length();i++){
			if(check(w,w.charAt(i))){
				c = true;
			}else{
				c = false;
				break;
			}
		}
		if(c){
			System.out.println("Yes");
		}else{
			System.out.println("No");
		}
	}
	public static boolean check(String s,char c){
		int count = 0;
		for(int i=0;i<s.length();i++){
			if(s.charAt(i) == c){
				count++;
			}
		}
		if(count%2 == 0){
			return true;
		}else{
			return false;
		}
	}
}
