import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    }
} Main public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    } main {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    } Scanner scanner = new Scanner(System.in); scanner new Scanner(System.in) int i = scanner.nextInt(); i scanner.nextInt() scanner.nextInt scanner int j = scanner.nextInt(); j scanner.nextInt() scanner.nextInt scanner int k = scanner.nextInt(); k scanner.nextInt() scanner.nextInt scanner if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        } i==j && i!=k || i==k && i!=j || j==k && j!=i i==j && i!=k || i==k && i!=j || j==k && j!=i i==j && i!=k i==j i j i!=k i k i==k && i!=j i==k i k i!=j i j j==k && j!=i j==k j k j!=i j i {
            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) {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    }
} public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int i = scanner.nextInt();
        int j = scanner.nextInt();
        int k = scanner.nextInt();
        if(i==j && i!=k || i==k && i!=j || j==k && j!=i){
            System.out.println("Yes");
        }else{
            System.out.println("No");
        }

    }
}
