import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;

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 TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} import java.util.Scanner; Scanner java.util import java.util.Set; Set java.util import java.util.TreeSet; TreeSet 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 TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			System.out.println("Yes");
		} else {
			System.out.println("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 TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} main {

		Scanner sc = new Scanner(System.in);
		int A = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();

		Set<Integer> set = new TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			System.out.println("Yes");
		} else {
			System.out.println("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 TreeSet<>(); set new TreeSet<>() 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.println("Yes");
		} else {
			System.out.println("No");
		} set.size()==2 set.size() set.size set 2 {
			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 = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();

		Set<Integer> set = new TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			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 = sc.nextInt();
		int B = sc.nextInt();
		int C = sc.nextInt();

		Set<Integer> set = new TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} Main
import java.util.Scanner;
import java.util.Set;
import java.util.TreeSet;

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 TreeSet<>();
		set.add(A);
		set.add(B);
		set.add(C);

		if(set.size()==2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
}