import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    }
} Main public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    } main {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int A = Integer.parseInt(sc.next()); A Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int B = Integer.parseInt(sc.next()); B Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int C = Integer.parseInt(sc.next()); C Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        } A != B && B != C && C != A A != B && B != C && C != A A != B A B B != C B C C != A C A {
            System.out.println("No");
        } System.out.println("No") System.out.println System.out System System.out "No" if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        } A == B && B == C A == B A B B == C B C {
            System.out.println("No");
        } System.out.println("No") System.out.println System.out System System.out "No" {
            System.out.println("Yes");
        } System.out.println("Yes") System.out.println System.out System System.out "Yes" String args[] args public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    }
} public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String args[]) {
        Scanner sc = new Scanner(System.in);
        int A = Integer.parseInt(sc.next());
        int B = Integer.parseInt(sc.next());
        int C = Integer.parseInt(sc.next());
        if(A != B && B != C && C != A) {
            System.out.println("No");
        } else if(A == B && B == C) {
            System.out.println("No");
        } else {
            System.out.println("Yes");
        }
    }
}