import java.util.Scanner;
public class Main{
  public static void main(String[] arsgs){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  }
} import java.util.Scanner; Scanner java.util public class Main{
  public static void main(String[] arsgs){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  }
} Main public static void main(String[] arsgs){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  } main {
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = Integer.parseInt(sc.next()); a Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int b = Integer.parseInt(sc.next()); b Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int c = Integer.parseInt(sc.next()); c Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int count = 0; count 0 String ans  = "No"; ans "No" if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    } (a == b) || (a == c) ||(b == c) (a == b) || (a == c) ||(b == c) (a == b) a b (a == c) a c (b == c) b c {
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    } if(!(a ==b && a == c)){
        ans = "Yes";
      } !(a ==b && a == c) (a ==b && a == c) a ==b a b a == c a c {
        ans = "Yes";
      } ans = "Yes" ans "Yes" System.out.println(ans) System.out.println System.out System System.out ans String[] arsgs arsgs public class Main{
  public static void main(String[] arsgs){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  }
} public class Main{
  public static void main(String[] arsgs){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  }
} Main
import java.util.Scanner;
public class Main{
  public static void main(String[] arsgs){
    Scanner sc = new Scanner(System.in);
    int a = Integer.parseInt(sc.next());
    int b = Integer.parseInt(sc.next());
    int c = Integer.parseInt(sc.next());
    int count = 0;
    String ans  = "No";
    if((a == b) || (a == c) ||(b == c)){
      if(!(a ==b && a == c)){
        ans = "Yes";
      }
    }
    System.out.println(ans);
  }
}