import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	}
} 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().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	} main {
		Scanner sc = new Scanner(System.in);
		String w = sc.next().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String w = sc.next().toUpperCase(); w sc.next().toUpperCase() sc.next().toUpperCase sc.next() sc.next sc sc.close() sc.close sc int[] alp = new int[26]; alp new int[26] 26 for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		} int i = 0; int i = 0; i 0 i < w.length() i w.length() w.length w i++ i++ i {
			char c = w.charAt(i);
			alp[c - 65]++;
		} {
			char c = w.charAt(i);
			alp[c - 65]++;
		} char c = w.charAt(i); c w.charAt(i) w.charAt w i alp[c - 65]++ alp[c - 65] alp c - 65 c 65 String ans = "Yes"; ans "Yes" for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		} int i = 0; int i = 0; i 0 i < alp.length i alp.length alp alp.length i++ i++ i {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		} {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		} if(alp[i]%2 != 0) {
				ans = "No";
				break;
			} alp[i]%2 != 0 alp[i]%2 alp[i] alp i 2 0 {
				ans = "No";
				break;
			} ans = "No" ans "No" break; System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	}
} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String w = sc.next().toUpperCase();
		sc.close();
		int[] alp = new int[26];
		for(int i = 0;i < w.length();i++) {
			char c = w.charAt(i);
			alp[c - 65]++;
		}
		String ans = "Yes";
		for(int i = 0;i < alp.length;i++) {
			if(alp[i]%2 != 0) {
				ans = "No";
				break;
			}
		}
		System.out.println(ans);
	}
}