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)&&(b==c)){
      System.out.println("No");
    }else if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("Yes");
    }
  }
  } 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)&&(b==c)){
      System.out.println("No");
    }else if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("Yes");
    }
  }
  } 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)&&(b==c)){
      System.out.println("No");
    }else if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("Yes");
    }
  } main {
    Scanner sc = new Scanner(System.in);
    
    int a = sc.nextInt();
    int b = sc.nextInt();
    int c = sc.nextInt();
    
    if((a==b)&&(a==c)&&(b==c)){
      System.out.println("No");
    }else if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("Yes");
    }
  } 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)&&(b==c)){
      System.out.println("No");
    }else if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("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 {
      System.out.println("No");
    } System.out.println("No") System.out.println System.out System System.out "No" if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("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 {
      System.out.println("No");
    } System.out.println("No") System.out.println System.out System System.out "No" {
      System.out.println("Yes");
    } System.out.println("Yes") System.out.println System.out System System.out "Yes" 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)&&(b==c)){
      System.out.println("No");
    }else if((a!=b)&&(a!=c)&&(b!=c)){
      System.out.println("No");
    }else{
      System.out.println("Yes");
    }
  }
  }