import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  }
} import java.util.*; util.* java public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  }
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  } main {
    Scanner sc = new Scanner(System.in);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) char[] ch=sc.next().toCharArray(); ch sc.next().toCharArray() sc.next().toCharArray sc.next() sc.next sc int[] anum=new int[26]; anum new int[26] 26 int f=0 f 0 e=0; e 0 if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    } ch.length%2!=0 ch.length%2 ch.length ch ch.length 2 0 {
      System.out.println("No");
    } System.out.println("No") System.out.println System.out System System.out "No" {
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    } for(int i=0;i<26;i++){
        anum[i]=0;
      } int i=0; int i=0; i 0 i<26 i 26 i++ i++ i {
        anum[i]=0;
      } {
        anum[i]=0;
      } anum[i]=0 anum[i] anum i 0 for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      } char flag='a'; char flag='a'; flag 'a' flag<='z' flag 'z' flag++ flag++ flag {
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      } {
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      } for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        } int i=0; int i=0; i 0 i<ch.length i ch.length ch ch.length i++ i++ i {
          if(flag==ch[i]){
            anum[f]++;
          }
        } {
          if(flag==ch[i]){
            anum[f]++;
          }
        } if(flag==ch[i]){
            anum[f]++;
          } flag==ch[i] flag ch[i] ch i {
            anum[f]++;
          } anum[f]++ anum[f] anum f if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        } anum[f]%2!=0 anum[f]%2 anum[f] anum f 2 0 {
          System.out.println("No");
          e++;
          break;
        } System.out.println("No") System.out.println System.out System System.out "No" e++ e break; f++ f if(e==0){
        System.out.println("Yes");
      } e==0 e 0 {
        System.out.println("Yes");
      } 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);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  }
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  }
} Main
import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    char[] ch=sc.next().toCharArray();
    int[] anum=new int[26];
    int f=0,e=0;
    if(ch.length%2!=0){
      System.out.println("No");
    }else{
      for(int i=0;i<26;i++){
        anum[i]=0;
      }
      for(char flag='a';flag<='z';flag++){
        for(int i=0;i<ch.length;i++){
          if(flag==ch[i]){
            anum[f]++;
          }
        }
        if(anum[f]%2!=0){
          System.out.println("No");
          e++;
          break;
        }
        f++;
      }
      if(e==0){
        System.out.println("Yes");
      }
    }
  }
}