import java.util.Scanner;
public class Main {

    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        int z = in.nextInt();

        if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            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 in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        int z = in.nextInt();

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

        if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            System.out.println("Yes");
        }
        else
        {
            System.out.println("No");
        }
    } main {
        Scanner in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        int z = in.nextInt();

        if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            System.out.println("Yes");
        }
        else
        {
            System.out.println("No");
        }
    } Scanner in = new Scanner(System.in); in new Scanner(System.in) int x = in.nextInt(); x in.nextInt() in.nextInt in int y = in.nextInt(); y in.nextInt() in.nextInt in int z = in.nextInt(); z in.nextInt() in.nextInt in if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            System.out.println("Yes");
        }
        else
        {
            System.out.println("No");
        } x == y && x!=z || y == z && y!=x || x == z && x!=y x == y && x!=z || y == z && y!=x || x == z && x!=y x == y && x!=z x == y x y x!=z x z y == z && y!=x y == z y z y!=x y x x == z && x!=y x == z x z x!=y x y {
            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 in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        int z = in.nextInt();

        if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            System.out.println("Yes");
        }
        else
        {
            System.out.println("No");
        }
    }
} public class Main {

    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        int z = in.nextInt();

        if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            System.out.println("Yes");
        }
        else
        {
            System.out.println("No");
        }
    }
} Main
import java.util.Scanner;
public class Main {

    public static void main(String[] args)
    {
        Scanner in = new Scanner(System.in);
        int x = in.nextInt();
        int y = in.nextInt();
        int z = in.nextInt();

        if (x == y && x!=z || y == z && y!=x || x == z && x!=y)
        {
            System.out.println("Yes");
        }
        else
        {
            System.out.println("No");
        }
    }
}
