import java.util.*;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  }
} import java.util.*; util.* java public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  }
} Main public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  } main {
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int[] n=new int[3]; n new int[3] 3 for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    } int i=0; int i=0; i 0 i<3 i 3 i++ i++ i {
      n[i]=sc.nextInt();
    } {
      n[i]=sc.nextInt();
    } n[i]=sc.nextInt() n[i] n i sc.nextInt() sc.nextInt sc Arrays.sort(n) Arrays.sort Arrays n if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    } (n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2]) (n[0]==n[1]&&n[1]!=n[2]) n[0]==n[1] n[0] n 0 n[1] n 1 n[1]!=n[2] n[1] n 1 n[2] n 2 (n[0]!=n[1]&&n[1]==n[2]) n[0]!=n[1] n[0] n 0 n[1] n 1 n[1]==n[2] n[1] n 1 n[2] n 2 {
      System.out.print("Yes");
    } System.out.print("Yes") System.out.print System.out System System.out "Yes" {
      System.out.print("No");
    } System.out.print("No") System.out.print System.out System System.out "No" String[] args args public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  }
} public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  }
} Main
import java.util.*;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
  	int[] n=new int[3];
    for(int i=0;i<3;i++){
      n[i]=sc.nextInt();
    }
    Arrays.sort(n);
    if((n[0]==n[1]&&n[1]!=n[2])||(n[0]!=n[1]&&n[1]==n[2])){
      System.out.print("Yes");
    }else{
      System.out.print("No");
    }
  }
}