        import java.io.*;
        import java.util.*;
        public class Main{
          public static void main(String[] args) throws IOException{
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          }
            public static String solve(int[] list){
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            }
        } import java.io.*; io.* java import java.util.*; util.* java public class Main{
          public static void main(String[] args) throws IOException{
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          }
            public static String solve(int[] list){
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            }
        } Main public static void main(String[] args) throws IOException{
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          } main {
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          } BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); reader new BufferedReader(new InputStreamReader(System.in)) String s = reader.readLine(); s reader.readLine() reader.readLine reader int[] rec = new int[26]; rec new int[26] 26 for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            } int i = 0; int i = 0; i 0 i<s.length() i s.length() s.length s i++ i++ i {
                rec[s.charAt(i)-'a'] += 1;
            } {
                rec[s.charAt(i)-'a'] += 1;
            } rec[s.charAt(i)-'a'] += 1 rec[s.charAt(i)-'a'] rec s.charAt(i)-'a' s.charAt(i) s.charAt s i 'a' 1 System.out.println(solve(rec)) System.out.println System.out System System.out solve(rec) solve rec String[] args args public static String solve(int[] list){
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            } solve {
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            } int i = 0; i 0 while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                } i<list.length i list.length list list.length {
                    if(list[i]%2!=0) return "No";
                    i++;
                } if(list[i]%2!=0) return "No"; list[i]%2!=0 list[i]%2 list[i] list i 2 0 return "No"; "No" i++ i return "Yes"; "Yes" int[] list list public class Main{
          public static void main(String[] args) throws IOException{
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          }
            public static String solve(int[] list){
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            }
        } public class Main{
          public static void main(String[] args) throws IOException{
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          }
            public static String solve(int[] list){
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            }
        } Main
        import java.io.*;
        import java.util.*;
        public class Main{
          public static void main(String[] args) throws IOException{
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String s = reader.readLine();
            int[] rec = new int[26];
            for(int i = 0;i<s.length();i++){
                rec[s.charAt(i)-'a'] += 1;
            }
            System.out.println(solve(rec));
              
          }
            public static String solve(int[] list){
                int i = 0;
                while(i<list.length){
                    if(list[i]%2!=0) return "No";
                    i++;
                }
                return "Yes";
            }
        }