import java.io.IOException;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) throws IOException {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	}
} import java.io.IOException; IOException java.io import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) throws IOException {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	}
} Main public static void main(String[] args) throws IOException {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	} main {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	} Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) String string = scanner.next(); string scanner.next() scanner.next scanner boolean flag = true; flag true for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		} int i = 0; int i = 0; i 0 i < string.length() i string.length() string.length string i++ i++ i {
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		} {
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		} char c = string.charAt(i); c string.charAt(i) string.charAt string i int count=0; count 0 for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			} char x string.toCharArray() string.toCharArray string {
				if(x == c){
					count++;
				}
			} {
				if(x == c){
					count++;
				}
			} if(x == c){
					count++;
				} x == c x c {
					count++;
				} count++ count if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			} count % 2 == 1 count % 2 count 2 1 {
				System.out.println("No");
				flag = false;
				break;
			} System.out.println("No") System.out.println System.out System System.out "No" flag = false flag false break; if(flag){
			System.out.println("Yes");
		} flag {
			System.out.println("Yes");
		} 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) throws IOException {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	}
} public class Main {

	public static void main(String[] args) throws IOException {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	}
} Main
import java.io.IOException;
import java.util.Scanner;

public class Main {

	public static void main(String[] args) throws IOException {
		Scanner scanner = new Scanner(System.in);
		String string = scanner.next();
		boolean flag = true;
		for(int i = 0; i < string.length(); i++){
			char c = string.charAt(i);
			int count=0;
			for(char x: string.toCharArray()){
				if(x == c){
					count++;
				}
			}
			if(count % 2 == 1){
				System.out.println("No");
				flag = false;
				break;
			}
		}
		if(flag){
			System.out.println("Yes");
		}
	}
}