import java.util.Scanner;

public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                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) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    }

} Main public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    } main {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    } try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        } {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        } Scanner sc = new Scanner(System.in) Scanner sc = new Scanner(System.in) new Scanner(System.in) int A = sc.nextInt(); A sc.nextInt() sc.nextInt sc int B = sc.nextInt(); B sc.nextInt() sc.nextInt sc int C = sc.nextInt(); C sc.nextInt() sc.nextInt sc boolean poor = false; poor false if (A == B && A != C) {
                poor = true;
            } A == B && A != C A == B A B A != C A C {
                poor = true;
            } poor = true poor true if (B == C && B != A) {
                poor = true;
            } B == C && B != A B == C B C B != A B A {
                poor = true;
            } poor = true poor true if (C == A && C != B) {
                poor = true;
            } C == A && C != B C == A C A C != B C B {
                poor = true;
            } poor = true poor true if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            } poor {
                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 Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    }

} public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    }

} Main
import java.util.Scanner;

public class Main {

    public static void main(String[] args) throws Exception {
        try (Scanner sc = new Scanner(System.in)) {
            int A = sc.nextInt();
            int B = sc.nextInt();
            int C = sc.nextInt();

            boolean poor = false;

            if (A == B && A != C) {
                poor = true;
            }

            if (B == C && B != A) {
                poor = true;
            }

            if (C == A && C != B) {
                poor = true;
            }

            if (poor) {
                System.out.println("Yes");
            } else {
                System.out.println("No");
            }
        }
    }

}
