import java.util.Scanner;

public class Main {

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

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        int c = Integer.parseInt(sc.next());
        if (a == b && b != c) {
            System.out.println("Yes");
        } else if (b == c && a != b) {
            System.out.println("Yes");
        } else if (a == c && a != b) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());
        int c = Integer.parseInt(sc.next());
        if (a == b && b != c) {
            System.out.println("Yes");
        } else if (b == c && a != b) {
            System.out.println("Yes");
        } else if (a == c && a != b) {
            System.out.println("Yes");
        } else {
            System.out.println("No");
        }
    }
}