import java.util.*;
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();
    if((A==B)&&
      (A==C)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){System.out.println("No");}
    else{System.out.println("Yes");}
  }
} import java.util.*; util.* 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();
    if((A==B)&&
      (A==C)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){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)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){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)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){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)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){System.out.println("No");}
    else{System.out.println("Yes");} (A==B)&&
      (A==C) (A==B) A B (A==C) A C {System.out.println("No");} System.out.println("No") System.out.println System.out System System.out "No" if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){System.out.println("No");}
    else{System.out.println("Yes");} (((!(A==B))&&
            (!(B==C)))&&
            (!(C==A))) ((!(A==B))&&
            (!(B==C))) (!(A==B)) (A==B) A B (!(B==C)) (B==C) B C (!(C==A)) (C==A) C A {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 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();
    if((A==B)&&
      (A==C)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){System.out.println("No");}
    else{System.out.println("Yes");}
  }
} 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();
    if((A==B)&&
      (A==C)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){System.out.println("No");}
    else{System.out.println("Yes");}
  }
} Main
import java.util.*;
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();
    if((A==B)&&
      (A==C)){System.out.println("No");}
    else if((((!(A==B))&&
            (!(B==C)))&&
            (!(C==A)))){System.out.println("No");}
    else{System.out.println("Yes");}
  }
}