import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {

	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}	

} import java.io.BufferedReader; BufferedReader java.io import java.io.IOException; IOException java.io import java.io.InputStreamReader; InputStreamReader java.io import java.util.StringTokenizer; StringTokenizer java.util public class Main {

	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}	

} Main public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} main {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	} BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); br new BufferedReader(new InputStreamReader(System.in)) StringTokenizer st = new StringTokenizer(br.readLine()); st new StringTokenizer(br.readLine()) int A = Integer.parseInt(st.nextToken()); A Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st int B = Integer.parseInt(st.nextToken()); B Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st int C = Integer.parseInt(st.nextToken()); C Integer.parseInt(st.nextToken()) Integer.parseInt Integer st.nextToken() st.nextToken st if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		} (A == B && A != C) || (A != B && A == C) || (B == C) && (B != A) (A == B && A != C) || (A != B && A == C) || (B == C) && (B != A) (A == B && A != C) A == B A B A != C A C (A != B && A == C) A != B A B A == C A C (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) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}	

} public class Main {

	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}	

} Main
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.StringTokenizer;

public class Main {

	public static void main(String[] args) throws IOException {
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		
		StringTokenizer st = new StringTokenizer(br.readLine());
		
		int A = Integer.parseInt(st.nextToken());
		int B = Integer.parseInt(st.nextToken());
		int C = Integer.parseInt(st.nextToken());
		
		if((A == B && A != C) || (A != B && A == C) || (B == C) && (B != A)){
			System.out.println("Yes");
		} else {
			System.out.println("No");
		}
	}	

}