import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} import java.util.HashMap; HashMap java.util import java.util.Map; Map java.util import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} Main public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    } main {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String w = sc.next(); w sc.next() sc.next sc int[] list = new int[27]; list new int[27] 27 for (char c : w.toCharArray()) {
            list[c - 'a']++;
        } char c w.toCharArray() w.toCharArray w {
            list[c - 'a']++;
        } {
            list[c - 'a']++;
        } list[c - 'a']++ list[c - 'a'] list c - 'a' c 'a' for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        } int i list {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        } {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        } if (i % 2 == 1) {
                System.out.println("No");
                return;
            } i % 2 == 1 i % 2 i 2 1 {
                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 sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
} Main
import java.util.HashMap;
import java.util.Map;
import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        String w = sc.next();
        int[] list = new int[27];
        for (char c : w.toCharArray()) {
            list[c - 'a']++;
        }

        for (int i : list) {
            if (i % 2 == 1) {
                System.out.println("No");
                return;
            }
        }
        System.out.println("Yes");
    }
}