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) || (a==c && a!=b) ||(b==c && a!=b)) {
            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 a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        if ((a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b)) {
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }
    }
} 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) || (a==c && a!=b) ||(b==c && a!=b)) {
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }
    } main {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        if ((a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b)) {
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }
    } 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) || (a==c && a!=b) ||(b==c && a!=b)) {
            System.out.print("Yes");
        } else {
            System.out.print("No");
        } (a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b) (a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b) (a==b && a!=c) a==b a b a!=c a c (a==c && a!=b) a==c a c a!=b a b (b==c && a!=b) b==c b c a!=b a b {
            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 a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        if ((a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b)) {
            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 a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        if ((a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b)) {
            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 a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        if ((a==b && a!=c) || (a==c && a!=b) ||(b==c && a!=b)) {
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }
    }
}
