import java.util.*;
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();
    
    if(A == B && A != C){
    	System.out.println("Yes"); 
    }
    else if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("No"); 
    }
  }
}
   import java.util.*; util.* java 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();
    
    if(A == B && A != C){
    	System.out.println("Yes"); 
    }
    else if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("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();
    
    if(A == B && A != C){
    	System.out.println("Yes"); 
    }
    else if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("No"); 
    }
  } main {
    Scanner sc = new Scanner(System.in);
    int A = sc.nextInt();
    int B = sc.nextInt();
    int C = sc.nextInt();
    
    if(A == B && A != C){
    	System.out.println("Yes"); 
    }
    else if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("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 if(A == B && A != C){
    	System.out.println("Yes"); 
    }
    else if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("No"); 
    } A == B && A != C A == B A B A != C A C {
    	System.out.println("Yes"); 
    } System.out.println("Yes") System.out.println System.out System System.out "Yes" if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("No"); 
    } A == C && A != B A == C A C A != B A B {
    	System.out.println("Yes"); 
    } System.out.println("Yes") System.out.println System.out System System.out "Yes" if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("No"); 
    } C == B && A != C C == B C B A != C A C {
    	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
import java.util.*;
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();
    
    if(A == B && A != C){
    	System.out.println("Yes"); 
    }
    else if(A == C && A != B){
    	System.out.println("Yes"); 
    }
    else if(C == B && A != C){
    	System.out.println("Yes"); 
    }
    else{
      System.out.println("No"); 
    }
  }
}
  
