import java.io.*;
import java.util.*;

public class Main{
    public static void main(String[] args)throws Exception{
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
} import java.io.*; io.* java import java.util.*; util.* java public class Main{
    public static void main(String[] args)throws Exception{
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
} Main public static void main(String[] args)throws Exception{
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    } main {
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            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 b=sc.nextInt() b sc.nextInt() sc.nextInt sc c=sc.nextInt(); c sc.nextInt() sc.nextInt sc if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        } (a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b) (a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b) (a==b&&a!=c) a==b a b a!=c a c (b==c&&b!=a) b==c b c b!=a b a (c==a&&c!=b) c==a c a c!=b c b {
            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)throws Exception{
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
} public class Main{
    public static void main(String[] args)throws Exception{
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
} Main
import java.io.*;
import java.util.*;

public class Main{
    public static void main(String[] args)throws Exception{
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt(),b=sc.nextInt(),c=sc.nextInt();
        if((a==b&&a!=c)||(b==c&&b!=a)||(c==a&&c!=b)){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }
    }
}