import java.util.Scanner;

public class Main{
	public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		int a,b,c;
		a = scan.nextInt();
		b = scan.nextInt();
		c = scan.nextInt();

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			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 scan = new Scanner(System.in);
		int a,b,c;
		a = scan.nextInt();
		b = scan.nextInt();
		c = scan.nextInt();

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}

	}
} Main public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		int a,b,c;
		a = scan.nextInt();
		b = scan.nextInt();
		c = scan.nextInt();

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}

	} main {
		Scanner scan = new Scanner(System.in);
		int a,b,c;
		a = scan.nextInt();
		b = scan.nextInt();
		c = scan.nextInt();

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}

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

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}

	}
} public class Main{
	public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		int a,b,c;
		a = scan.nextInt();
		b = scan.nextInt();
		c = scan.nextInt();

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}

	}
} Main
import java.util.Scanner;

public class Main{
	public static void main(String[] args){
		Scanner scan = new Scanner(System.in);
		int a,b,c;
		a = scan.nextInt();
		b = scan.nextInt();
		c = scan.nextInt();

		if((a == b && a != c) || (a == c && a != b) || (b == c && b != a)) {
			System.out.println("Yes");
		}else {
			System.out.println("No");
		}

	}
}