import java.util.*;
public class Main{

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	}

} import java.util.*; util.* java public class Main{

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	}

} Main public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	} main {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	} Scanner in = new Scanner(System.in); in new Scanner(System.in) Set<Integer> set = new HashSet<>(); set new HashSet<>() for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		} int i=0; int i=0; i 0 i<3 i 3 i++ i++ i {
			int a=in.nextInt();
			set.add(a);
		} {
			int a=in.nextInt();
			set.add(a);
		} int a=in.nextInt(); a in.nextInt() in.nextInt in set.add(a) set.add set a 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) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	}

} public class Main{

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	}

} Main
import java.util.*;
public class Main{

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner in = new Scanner(System.in);
		Set<Integer> set = new HashSet<>();
		for(int i=0;i<3;i++)
		{
			int a=in.nextInt();
			set.add(a);
		}
		if(set.size()==2)
		{
			System.out.println("Yes");
		}
		else
		{
			System.out.println("No");
		}

	}

}
