import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

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();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 2){
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }

    }
} import java.util.HashSet; HashSet java.util import java.util.Scanner; Scanner java.util import java.util.Set; Set 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();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 2){
            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();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 2){
            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();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 2){
            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 Set<Integer> set = new HashSet<>(); set new HashSet<>() set.add(a) set.add set a set.add(b) set.add set b set.add(c) set.add set c if (set.size() == 2){
            System.out.print("Yes");
        } else {
            System.out.print("No");
        } set.size() == 2 set.size() set.size set 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 a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 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 a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 2){
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }

    }
} Main
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

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();
        Set<Integer> set = new HashSet<>();
        set.add(a);set.add(b);set.add(c);
        if (set.size() == 2){
            System.out.print("Yes");
        } else {
            System.out.print("No");
        }

    }
}
