import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  }
} import java.util.*; util.* java public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  }
} Main public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  } main {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) Set<Integer> set = new HashSet<>(); set new HashSet<>() set.add(sc.nextInt()) set.add set sc.nextInt() sc.nextInt sc set.add(sc.nextInt()) set.add set sc.nextInt() sc.nextInt sc set.add(sc.nextInt()) set.add set sc.nextInt() sc.nextInt sc System.out.println((set.size() == 2) ? "Yes" : "No") System.out.println System.out System System.out (set.size() == 2) ? "Yes" : "No" (set.size() == 2) set.size() set.size set 2 "Yes" "No" String[] args args public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  }
} public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  }
} Main
import java.util.*;

public class Main {
  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    System.out.println((set.size() == 2) ? "Yes" : "No");
  }
}