import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.io.BufferedReader;
import java.io.InputStream;
 
public class Main {
 
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	}
 
	static class TaskB {
		public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		}
	}
 
	static class FastScanner {
		private BufferedReader in;
		private StringTokenizer st;
 
		public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		}
 
		public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		}
 
		public int nextInt() {
			return Integer.parseInt(next());
		}
 
	}
} import java.io.OutputStream; OutputStream java.io import java.io.IOException; IOException java.io import java.io.InputStream; InputStream java.io import java.io.PrintWriter; PrintWriter java.io import java.util.Arrays; Arrays java.util import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.ArrayList; ArrayList java.util import java.util.List; List java.util import java.util.StringTokenizer; StringTokenizer java.util import java.io.BufferedReader; BufferedReader java.io import java.io.InputStream; InputStream java.io public class Main {
 
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	}
 
	static class TaskB {
		public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		}
	}
 
	static class FastScanner {
		private BufferedReader in;
		private StringTokenizer st;
 
		public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		}
 
		public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		}
 
		public int nextInt() {
			return Integer.parseInt(next());
		}
 
	}
} Main public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	} main {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	} InputStream inputStream = System.in; inputStream System.in System System.in OutputStream outputStream = System.out; outputStream System.out System System.out FastScanner in = new FastScanner(inputStream); in new FastScanner(inputStream) PrintWriter out = new PrintWriter(outputStream); out new PrintWriter(outputStream) TaskB solver = new TaskB(); solver new TaskB() solver.solve(1, in, out) solver.solve solver 1 in out out.close() out.close out String[] args args static class TaskB {
		public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		}
	} TaskB public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		} solve {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		} char[] c = in.next().toCharArray(); c in.next().toCharArray() in.next().toCharArray in.next() in.next in int[] num = new int[26]; num new int[26] 26 for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			} int i = 0; int i = 0; i 0 i < c.length i c.length c c.length i++ i++ i {
				num[c[i] - 'a']++;
			} {
				num[c[i] - 'a']++;
			} num[c[i] - 'a']++ num[c[i] - 'a'] num c[i] - 'a' c[i] c i 'a' boolean isBeautiful = true; isBeautiful true for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			} int i = 0; int i = 0; i 0 i < num.length i num.length num num.length i++ i++ i {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			} {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			} if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				} num[i] % 2 != 0 num[i] % 2 num[i] num i 2 0 {
					isBeautiful = false;
					break;
				} isBeautiful = false isBeautiful false break; System.out.println(isBeautiful ? "Yes" : "No") System.out.println System.out System System.out isBeautiful ? "Yes" : "No" isBeautiful "Yes" "No" int testNumber testNumber FastScanner in in PrintWriter out out static class FastScanner {
		private BufferedReader in;
		private StringTokenizer st;
 
		public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		}
 
		public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		}
 
		public int nextInt() {
			return Integer.parseInt(next());
		}
 
	} FastScanner private BufferedReader in; in private StringTokenizer st; st public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		} FastScanner {
			in = new BufferedReader(new InputStreamReader(stream));
		} in = new BufferedReader(new InputStreamReader(stream)) in new BufferedReader(new InputStreamReader(stream)) InputStream stream stream public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		} next {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		} while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			} st == null || !st.hasMoreTokens() st == null st null !st.hasMoreTokens() st.hasMoreTokens() st.hasMoreTokens st {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			} try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				} catch (IOException e) {
					throw new RuntimeException(e);
				} IOException e {
					throw new RuntimeException(e);
				} throw new RuntimeException(e); new RuntimeException(e) {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} String rl = in.readLine(); rl in.readLine() in.readLine in if (rl == null) {
						return null;
					} rl == null rl null {
						return null;
					} return null; null st = new StringTokenizer(rl) st new StringTokenizer(rl) return st.nextToken(); st.nextToken() st.nextToken st public int nextInt() {
			return Integer.parseInt(next());
		} nextInt {
			return Integer.parseInt(next());
		} return Integer.parseInt(next()); Integer.parseInt(next()) Integer.parseInt Integer next() next public class Main {
 
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	}
 
	static class TaskB {
		public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		}
	}
 
	static class FastScanner {
		private BufferedReader in;
		private StringTokenizer st;
 
		public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		}
 
		public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		}
 
		public int nextInt() {
			return Integer.parseInt(next());
		}
 
	}
} public class Main {
 
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	}
 
	static class TaskB {
		public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		}
	}
 
	static class FastScanner {
		private BufferedReader in;
		private StringTokenizer st;
 
		public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		}
 
		public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		}
 
		public int nextInt() {
			return Integer.parseInt(next());
		}
 
	}
} Main
import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Arrays;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.io.BufferedReader;
import java.io.InputStream;
 
public class Main {
 
	public static void main(String[] args) {
		InputStream inputStream = System.in;
		OutputStream outputStream = System.out;
		FastScanner in = new FastScanner(inputStream);
		PrintWriter out = new PrintWriter(outputStream);
		TaskB solver = new TaskB();
		solver.solve(1, in, out);
		out.close();
	}
 
	static class TaskB {
		public void solve(int testNumber, FastScanner in, PrintWriter out) {
 
 
			char[] c = in.next().toCharArray();
			int[] num = new int[26];
 
			for (int i = 0; i < c.length; i++) {
				num[c[i] - 'a']++;
			}
 
			boolean isBeautiful = true;
			for (int i = 0; i < num.length; i++) {
				if (num[i] % 2 != 0) {
					isBeautiful = false;
					break;
				}
			}
 
			System.out.println(isBeautiful ? "Yes" : "No");
		}
	}
 
	static class FastScanner {
		private BufferedReader in;
		private StringTokenizer st;
 
		public FastScanner(InputStream stream) {
			in = new BufferedReader(new InputStreamReader(stream));
		}
 
		public String next() {
			while (st == null || !st.hasMoreTokens()) {
				try {
					String rl = in.readLine();
					if (rl == null) {
						return null;
					}
					st = new StringTokenizer(rl);
				} catch (IOException e) {
					throw new RuntimeException(e);
				}
			}
			return st.nextToken();
		}
 
		public int nextInt() {
			return Integer.parseInt(next());
		}
 
	}
}