import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }

} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }

} Main public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    } main {
        Scanner in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    } Scanner in = new Scanner(System.in); in new Scanner(System.in) char[] w = in.next().toCharArray(); w in.next().toCharArray() in.next().toCharArray in.next() in.next in int[] v = new int[26]; v new int[26] 26 for (char x : w) ++v[x - 'a']; char x w ++v[x - 'a']; ++v[x - 'a'] v[x - 'a'] v x - 'a' x 'a' for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        } int x v {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        } {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        } if (x % 2 != 0) {
                System.out.println("No");
                return;
            } x % 2 != 0 x % 2 x 2 0 {
                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 in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }

} public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }

} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        char[] w = in.next().toCharArray();
        int[] v = new int[26];
        for (char x : w) ++v[x - 'a'];
        for (int x : v) {
            if (x % 2 != 0) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }

}
