import java.util.Scanner;

public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
} import java.util.Scanner; Scanner java.util public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
} Main public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	} main {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String w = sc.next(); w sc.next() sc.next sc int count = 0; count 0 for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		} int i = 0 ; int i = 0 ; i 0 i < w.length() i w.length() w.length w i++ i++ i {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		} {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		} for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			} int j = 0 ; int j = 0 ; j 0 j < w.length() j w.length() w.length w j++ j++ j {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			} {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			} if (w.charAt(i) == w.charAt(j)) {
					count++;
				} w.charAt(i) == w.charAt(j) w.charAt(i) w.charAt w i w.charAt(j) w.charAt w j {
					count++;
				} count++ count if (count % 2 != 0) {
				System.out.println("No");
				return;
			} count % 2 != 0 count % 2 count 2 0 {
				System.out.println("No");
				return;
			} System.out.println("No") System.out.println System.out System System.out "No" return; 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);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
} public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
} Main
import java.util.Scanner;

public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		int count = 0;
		for (int i = 0 ; i < w.length() ; i++) {
			for (int j = 0 ; j < w.length() ; j++) {
				if (w.charAt(i) == w.charAt(j)) {
					count++;
				}
			}
			if (count % 2 != 0) {
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
}