import java.util.Scanner;

public class Main {

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

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

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