import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	}
} import java.util.Scanner; Scanner java.util public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	}
} Main public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	} main {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	} Scanner scan = new Scanner(System.in); scan new Scanner(System.in) String w = scan.next(); w scan.next() scan.next scan scan.close() scan.close scan int cnt[]=new int[26]; cnt new int[26] 26 for(int i=0;i<26;i++) {
			cnt[i]=0;
		} int i=0; int i=0; i 0 i<26 i 26 i++ i++ i {
			cnt[i]=0;
		} {
			cnt[i]=0;
		} cnt[i]=0 cnt[i] cnt i 0 for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		} int i=0; int i=0; i 0 i<w.length() i w.length() w.length w i++ i++ i {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		} {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		} int suffix=w.charAt(i)-(int)'a'; suffix w.charAt(i)-(int)'a' w.charAt(i) w.charAt w i (int)'a' cnt[suffix]+=1 cnt[suffix] cnt suffix 1 int check=1; check 1 for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		} int i=0; int i=0; i 0 i<26 i 26 i++ i++ i {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		} {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		} if(cnt[i]%2!=0) {
				check=0;
				break;
			} cnt[i]%2!=0 cnt[i]%2 cnt[i] cnt i 2 0 {
				check=0;
				break;
			} check=0 check 0 break; System.out.println((check==1)? "Yes":"No") System.out.println System.out System System.out (check==1)? "Yes":"No" (check==1) check 1 "Yes" "No" String[] args args public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	}
} public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	}
} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner scan = new Scanner(System.in);
		String w = scan.next();
		scan.close();
		int cnt[]=new int[26];
		for(int i=0;i<26;i++) {
			cnt[i]=0;
		}
		for(int i=0;i<w.length();i++) {
			int suffix=w.charAt(i)-(int)'a';
			cnt[suffix]+=1;
		}
		int check=1;
		for(int i=0;i<26;i++) {
			if(cnt[i]%2!=0) {
				check=0;
				break;
			}
		}
		System.out.println((check==1)? "Yes":"No");
	}
}
