import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    }
} import java.util.*; util.* java public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    } main {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    } Scanner sc = new Scanner(System.in); sc 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 int[] ints = new int[10]; ints new int[10] 10 ints[a]++ ints[a] ints a ints[b]++ ints[b] ints b ints[c]++ ints[c] ints c for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        } int i=0; int i=0; i 0 i<10 i 10 i++ i++ i {
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        } {
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        } if(ints[i] == 2){
                System.out.println("Yes");
                return;
            } ints[i] == 2 ints[i] ints i 2 {
                System.out.println("Yes");
                return;
            } System.out.println("Yes") System.out.println System.out System System.out "Yes" return; 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) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    }
} public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    }
} Main
import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();

        int[] ints = new int[10];

        ints[a]++;
        ints[b]++;
        ints[c]++;

        for(int i=0;i<10;i++){
            if(ints[i] == 2){
                System.out.println("Yes");
                return;
            }
        }

        System.out.println("No");

    }
}
