import java.util.*;
 
public class Main{
      public static void main(String[] args) {
            Scanner sc = new Scanner(System.in);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          }
} import java.util.*; util.* java public class Main{
      public static void main(String[] args) {
            Scanner sc = new Scanner(System.in);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          }
} Main public static void main(String[] args) {
            Scanner sc = new Scanner(System.in);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          } main {
            Scanner sc = new Scanner(System.in);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int N = sc.nextInt(); N sc.nextInt() sc.nextInt sc int M = sc.nextInt(); M sc.nextInt() sc.nextInt sc int L = sc.nextInt(); L sc.nextInt() sc.nextInt sc if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            } (N == M || M == L || N == L) && !(N == M && N == L) (N == M || M == L || N == L) N == M || M == L || N == L N == M N M M == L M L N == L N L !(N == M && N == L) (N == M && N == L) N == M N M N == L N L {
              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);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          }
} public class Main{
      public static void main(String[] args) {
            Scanner sc = new Scanner(System.in);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          }
} Main
import java.util.*;
 
public class Main{
      public static void main(String[] args) {
            Scanner sc = new Scanner(System.in);
            int N = sc.nextInt();
            int M = sc.nextInt();
            int L = sc.nextInt();
            if((N == M || M == L || N == L) && !(N == M && N == L)){
              System.out.println("Yes");
            } else {
              System.out.println("No");
            }
          }
}