import java.util.Scanner;

/**
 * ABC044B
 */
public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    } main {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String word = sc.nextLine(); word sc.nextLine() sc.nextLine sc sc.close() sc.close sc int[] moji = new int['z' - 'a' + 1]; moji new int['z' - 'a' + 1] 'z' - 'a' + 1 'z' - 'a' 'z' 'a' 1 for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        } int i = 0; int i = 0; i 0 i < word.length() i word.length() word.length word i++ i++ i {
            char c = word.charAt(i);

            moji[c - 'a']++;
        } {
            char c = word.charAt(i);

            moji[c - 'a']++;
        } char c = word.charAt(i); c word.charAt(i) word.charAt word i moji[c - 'a']++ moji[c - 'a'] moji c - 'a' c 'a' boolean flag = true; flag true for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        } int i = 0; int i = 0; i 0 i < moji.length i moji.length moji moji.length i++ i++ i {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        } {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        } if (moji[i] % 2 != 0) {
                flag = false;
                break;
            } moji[i] % 2 != 0 moji[i] % 2 moji[i] moji i 2 0 {
                flag = false;
                break;
            } flag = false flag false break; if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        } flag {
            System.out.println("Yes");
        } System.out.println("Yes") System.out.println System.out System System.out "Yes" {
            System.out.println("No");
        } System.out.println("No") System.out.println System.out System System.out "No" String[] args args public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
} public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
} Main
import java.util.Scanner;

/**
 * ABC044B
 */
public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        String word = sc.nextLine();
        sc.close();

        int[] moji = new int['z' - 'a' + 1];

        for (int i = 0; i < word.length(); i++) {
            char c = word.charAt(i);

            moji[c - 'a']++;
        }

        boolean flag = true;
        for (int i = 0; i < moji.length; i++) {
            if (moji[i] % 2 != 0) {
                flag = false;
                break;
            }
        }

        if (flag) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
}