import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	}
	public static int sample(int n) {
		return n;
	}

} 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();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	}
	public static int sample(int n) {
		return n;
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc String sample = "abcdefghijklmnopqrstuvwxyz"; sample "abcdefghijklmnopqrstuvwxyz" int[] sum = new int[26]; sum new int[26] 26 for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		} int i=0; int i=0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		} {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		} for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			} int j=0; int j=0; j 0 j<26 j 26 j++ j++ j {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			} {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			} if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				} sample.charAt(j)==s.charAt(i) sample.charAt(j) sample.charAt sample j s.charAt(i) s.charAt s i {
					sum[j]++;
					break;
				} sum[j]++ sum[j] sum j break; int flg=0; flg 0 for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		} int i sum {
			if(i%2!=0) {
				flg=1;
				break;
			}
		} {
			if(i%2!=0) {
				flg=1;
				break;
			}
		} if(i%2!=0) {
				flg=1;
				break;
			} i%2!=0 i%2 i 2 0 {
				flg=1;
				break;
			} flg=1 flg 1 break; if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		} flg!=1 flg 1 {
			System.out.println("Yes");//Yes or YES注意！！
		} System.out.println("Yes") System.out.println System.out System System.out "Yes" {
			System.out.println("No");//No or NO注意！！
		} System.out.println("No") System.out.println System.out System System.out "No" String[] args args public static int sample(int n) {
		return n;
	} sample {
		return n;
	} return n; n int n n public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	}
	public static int sample(int n) {
		return n;
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	}
	public static int sample(int n) {
		return n;
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		String sample = "abcdefghijklmnopqrstuvwxyz";
		int[] sum = new int[26];
		for(int i=0;i<s.length();i++) {
			for(int j=0;j<26;j++) {
				if(sample.charAt(j)==s.charAt(i)) {
					sum[j]++;
					break;
				}
			}
		}
		int flg=0;

		for(int i:sum) {
			if(i%2!=0) {
				flg=1;
				break;
			}
		}

		if(flg!=1) {
			System.out.println("Yes");//Yes or YES注意！！
		}else {
			System.out.println("No");//No or NO注意！！
		}

	}
	public static int sample(int n) {
		return n;
	}

}
