import java.util.*;
import java.math.*;

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

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