import java.util.*;

public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	}
} import java.util.*; util.* java public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	}
} Main public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	} main {
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String w = sc.next(); w sc.next() sc.next sc char c = w.charAt(0); c w.charAt(0) w.charAt w 0 int cc = 0; cc 0 for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		} int i = 0 ; int i = 0 ; i 0 i < w.length() i w.length() w.length w i++ i++ i {
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		} {
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		} if(c == w.charAt(i)){
				cc++;
			} c == w.charAt(i) c w.charAt(i) w.charAt w i {
				cc++;
			} cc++ cc String a = c + ""; a c + "" c "" if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			} i == w.length() - 1 i w.length() - 1 w.length() w.length w 1 {
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			} w = w.replaceAll(a , "") w w.replaceAll(a , "") w.replaceAll w a "" if(cc % 2 != 0){
					System.out.println("No");
					break;
				} cc % 2 != 0 cc % 2 cc 2 0 {
					System.out.println("No");
					break;
				} System.out.println("No") System.out.println System.out System System.out "No" break; if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				} w.length() != 0 w.length() w.length w 0 {
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} c = w.charAt(0) c w.charAt(0) w.charAt w 0 cc = 1 cc 1 i = 0 i 0 if(w.length() == 0){
					System.out.println("Yes");
					break;
				} w.length() == 0 w.length() w.length w 0 {
					System.out.println("Yes");
					break;
				} System.out.println("Yes") System.out.println System.out System System.out "Yes" break; sc.close() sc.close sc String[] args args public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	}
} public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	}
} Main
import java.util.*;

public class Main{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		String w = sc.next();
		char c = w.charAt(0);
		int cc = 0;
		for(int i = 0 ; i < w.length() ; i++){
			if(c == w.charAt(i)){
				cc++;
			}
			String a = c + "";
			if(i == w.length() - 1){
				w = w.replaceAll(a , "");
				if(cc % 2 != 0){
					System.out.println("No");
					break;
				}
				if(w.length() != 0){
					c = w.charAt(0);
					cc = 1;
					i = 0;
				} else if(w.length() == 0){
					System.out.println("Yes");
					break;
				}
			}
		}
		sc.close();
	}
}
