import java.util.*;

class Main {
	public static void main(String[] args) {
		Main m = new Main();
		m.ABC044_B();
	}
	void ABC044_B() {
		Scanner in = new Scanner(System.in);
		String str = in.next();
		int[] count = new int[26];
		for (int i=0; i < str.length(); ++i) {
			count[str.charAt(i)-'a']++;
		}
		for(int i=0; i<count.length; ++i){
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
} import java.util.*; util.* java class Main {
	public static void main(String[] args) {
		Main m = new Main();
		m.ABC044_B();
	}
	void ABC044_B() {
		Scanner in = new Scanner(System.in);
		String str = in.next();
		int[] count = new int[26];
		for (int i=0; i < str.length(); ++i) {
			count[str.charAt(i)-'a']++;
		}
		for(int i=0; i<count.length; ++i){
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
} Main public static void main(String[] args) {
		Main m = new Main();
		m.ABC044_B();
	} main {
		Main m = new Main();
		m.ABC044_B();
	} Main m = new Main(); m new Main() m.ABC044_B() m.ABC044_B m String[] args args void ABC044_B() {
		Scanner in = new Scanner(System.in);
		String str = in.next();
		int[] count = new int[26];
		for (int i=0; i < str.length(); ++i) {
			count[str.charAt(i)-'a']++;
		}
		for(int i=0; i<count.length; ++i){
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	} ABC044_B {
		Scanner in = new Scanner(System.in);
		String str = in.next();
		int[] count = new int[26];
		for (int i=0; i < str.length(); ++i) {
			count[str.charAt(i)-'a']++;
		}
		for(int i=0; i<count.length; ++i){
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	} Scanner in = new Scanner(System.in); in new Scanner(System.in) String str = in.next(); str in.next() in.next in int[] count = new int[26]; count new int[26] 26 for (int i=0; i < str.length(); ++i) {
			count[str.charAt(i)-'a']++;
		} int i=0; int i=0; i 0 i < str.length() i str.length() str.length str ++i ++i i {
			count[str.charAt(i)-'a']++;
		} {
			count[str.charAt(i)-'a']++;
		} count[str.charAt(i)-'a']++ count[str.charAt(i)-'a'] count str.charAt(i)-'a' str.charAt(i) str.charAt str i 'a' for(int i=0; i<count.length; ++i){
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		} int i=0; int i=0; i 0 i<count.length i count.length count count.length ++i ++i i {
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		} {
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		} if(count[i]%2!=0){
				System.out.println("No");
				return;
			} count[i]%2!=0 count[i]%2 count[i] count i 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"
import java.util.*;

class Main {
	public static void main(String[] args) {
		Main m = new Main();
		m.ABC044_B();
	}
	void ABC044_B() {
		Scanner in = new Scanner(System.in);
		String str = in.next();
		int[] count = new int[26];
		for (int i=0; i < str.length(); ++i) {
			count[str.charAt(i)-'a']++;
		}
		for(int i=0; i<count.length; ++i){
			if(count[i]%2!=0){
				System.out.println("No");
				return;
			}
		}
		System.out.println("Yes");
	}
}