import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}
} 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();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			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();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	} main {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			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 sc.close() sc.close sc int[]k = new int[26]; k new int[26] 26 for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		} int i = 0; int i = 0; i 0 i < w.length() i w.length() w.length w i++ i++ i {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		} {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		} int t = (int)w.charAt(i) - 'a'; t (int)w.charAt(i) - 'a' (int)w.charAt(i) w.charAt w i 'a' k[t]++ k[t] k t boolean flag = true; flag true for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		} int i = 0; int i = 0; i 0 i < 26 i 26 i++ i++ i {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		} {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		} if(k[i] % 2 != 0) {
				flag = false;
				break;
			} k[i] % 2 != 0 k[i] % 2 k[i] k i 2 0 {
				flag = false;
				break;
			} flag = false flag false break; if(flag) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		} flag {
			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 class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			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();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}
} Main
import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		sc.close();
		int[]k = new int[26];
		for(int i = 0; i < w.length(); i++) {
			int t = (int)w.charAt(i) - 'a';
			k[t]++;
		}
		boolean flag = true;
		for(int i = 0; i < 26; i++) {
			if(k[i] % 2 != 0) {
				flag = false;
				break;
			}
		}
		if(flag) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}
	}
}