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

public class Main {
	public static void main(String[] args) {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("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) {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} Main public static void main(String[] args) {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} main {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} int len = 3; len 3 Scanner sc = new Scanner(System.in); sc new Scanner(System.in) Set<Integer> number = new HashSet<Integer>(); number new HashSet<Integer>() int count = 0; count 0 while (count < len) {
			number.add(sc.nextInt());
			count++;
		} count < len count len {
			number.add(sc.nextInt());
			count++;
		} number.add(sc.nextInt()) number.add number sc.nextInt() sc.nextInt sc count++ count if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		} number.size() == 2 number.size() number.size number 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) {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} public class Main {
	public static void main(String[] args) {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
} Main
import java.util.HashSet;
import java.util.Scanner;
import java.util.Set;

public class Main {
	public static void main(String[] args) {
		int len = 3;

		Scanner sc = new Scanner(System.in);
		Set<Integer> number = new HashSet<Integer>();
		int count = 0;
		while (count < len) {
			number.add(sc.nextInt());
			count++;
		}
		if (number.size() == 2) {
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}
}
