import java.util.Scanner;

public class Main {
	public static void main(String[] args)  {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		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.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		System.out.println("Yes");
	}
} Main public static void main(String[] args)  {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		System.out.println("Yes");
	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		System.out.println("Yes");
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.nextLine(); s sc.nextLine() sc.nextLine sc sc.close() sc.close sc char[] c = s.toCharArray(); c s.toCharArray() s.toCharArray s int count = 0; count 0 for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		} int i = 0; int i = 0; i 0 i < c.length i c.length c c.length i++ i++ i {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		} {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		} for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			} int j = 0; int j = 0; j 0 j < c.length j c.length c c.length j ++ j ++ j {
				if(c[i] == c[j]) {
					count++;
				}
			} {
				if(c[i] == c[j]) {
					count++;
				}
			} if(c[i] == c[j]) {
					count++;
				} c[i] == c[j] c[i] c i c[j] c j {
					count++;
				} count++ count if(count % 2 != 0) {
				System.out.println("No");
				return;
			} count % 2 != 0 count % 2 count 2 0 {
				System.out.println("No");
				return;
			} System.out.println("No") System.out.println System.out System System.out "No" return; count = 0 count 0 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.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		System.out.println("Yes");
	}
} public class Main {
	public static void main(String[] args)  {
		Scanner sc = new Scanner(System.in);
		String s = sc.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		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.nextLine();
		sc.close();
		char[] c = s.toCharArray();
		int count = 0;
		for(int i = 0; i < c.length; i++) {
			for(int j = 0; j < c.length; j ++) {
				if(c[i] == c[j]) {
					count++;
				}
			}
			if(count % 2 != 0) {
				System.out.println("No");
				return;
			}
			count = 0;
		}
		System.out.println("Yes");
	}
}