import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	}
} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc int a[] = new int[26]; a new int[26] 26 for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		} int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
			a[s.charAt(i)-'a']++;
		} {
			a[s.charAt(i)-'a']++;
		} a[s.charAt(i)-'a']++ a[s.charAt(i)-'a'] a s.charAt(i)-'a' s.charAt(i) s.charAt s i 'a' for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		} int i=0; int i=0; i 0 i<a.length i a.length a a.length i++ i++ i {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		} {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		} if (a[i]%2==1) {
				System.out.println("No");
				return ;
			} a[i]%2==1 a[i]%2 a[i] a i 2 1 {
				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" return ; String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	}
} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		int a[] = new int[26];
		for (int i=0;i<s.length();i++ ) {
			a[s.charAt(i)-'a']++;
		}
		for (int i=0;i<a.length;i++ ) {
			if (a[i]%2==1) {
				System.out.println("No");
				return ;
			}
		}
		System.out.println("Yes");
		return ;
	}
}