import java.util.*;

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

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