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());

    if(set.size() == 2) {
      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);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());

    if(set.size() == 2) {
      System.out.println("Yes");
    } else {
      System.out.println("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());

    if(set.size() == 2) {
      System.out.println("Yes");
    } else {
      System.out.println("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());

    if(set.size() == 2) {
      System.out.println("Yes");
    } else {
      System.out.println("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 if(set.size() == 2) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    } set.size() == 2 set.size() set.size set 2 {
      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);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());

    if(set.size() == 2) {
      System.out.println("Yes");
    } else {
      System.out.println("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());

    if(set.size() == 2) {
      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);
    Set<Integer> set = new HashSet<>();
    set.add(sc.nextInt());
    set.add(sc.nextInt());
    set.add(sc.nextInt());

    if(set.size() == 2) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
}
