
import java.util.*;

class Main {
	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		char[] list = s.toCharArray();
		
		int cnt = 0;
		String ans = "Yes";
		for (int i = 0; i < list.length; i++) {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		}
		
		System.out.println(ans);
	}
} import java.util.*; util.* java class Main {
	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		char[] list = s.toCharArray();
		
		int cnt = 0;
		String ans = "Yes";
		for (int i = 0; i < list.length; i++) {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		}
		
		System.out.println(ans);
	}
} Main public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		char[] list = s.toCharArray();
		
		int cnt = 0;
		String ans = "Yes";
		for (int i = 0; i < list.length; i++) {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		}
		
		System.out.println(ans);
	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		char[] list = s.toCharArray();
		
		int cnt = 0;
		String ans = "Yes";
		for (int i = 0; i < list.length; i++) {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		}
		
		System.out.println(ans);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc char[] list = s.toCharArray(); list s.toCharArray() s.toCharArray s int cnt = 0; cnt 0 String ans = "Yes"; ans "Yes" for (int i = 0; i < list.length; i++) {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		} int i = 0; int i = 0; i 0 i < list.length i list.length list list.length i++ i++ i {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		} {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		} for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			} int j = 0; int j = 0; j 0 j < list.length j list.length list list.length j++ j++ j {
				if (list[i] == list[j]) {
					cnt++;
				}
			} {
				if (list[i] == list[j]) {
					cnt++;
				}
			} if (list[i] == list[j]) {
					cnt++;
				} list[i] == list[j] list[i] list i list[j] list j {
					cnt++;
				} cnt++ cnt if (cnt % 2 == 1) {
				ans = "No";
				break;
			} cnt % 2 == 1 cnt % 2 cnt 2 1 {
				ans = "No";
				break;
			} ans = "No" ans "No" break; System.out.println(ans) System.out.println System.out System System.out ans String args[] args

import java.util.*;

class Main {
	public static void main(String args[]) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		char[] list = s.toCharArray();
		
		int cnt = 0;
		String ans = "Yes";
		for (int i = 0; i < list.length; i++) {
			for (int j = 0; j < list.length; j++) {
				if (list[i] == list[j]) {
					cnt++;
				}
			}
			if (cnt % 2 == 1) {
				ans = "No";
				break;
			}
		}
		
		System.out.println(ans);
	}
}