import java.util.Scanner;

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();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "No");
    }
} import java.util.Scanner; Scanner 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();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "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();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "No");
    } main {
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        int b = sc.nextInt();
        int c = sc.nextInt();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "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 if (a > b) { int t = a; a = b; b = t; } a > b a b { int t = a; a = b; b = t; } int t = a; t a a = b a b b = t b t if (a > c) { int t = a; a = c; c = t; } a > c a c { int t = a; a = c; c = t; } int t = a; t a a = c a c c = t c t if (b > c) { int t = b; b = c; c = t; } b > c b c { int t = b; b = c; c = t; } int t = b; t b b = c b c c = t c t System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "No") System.out.println System.out System System.out (a == b && a != c) || (a != b && b == c) ? "Yes" : "No" (a == b && a != c) || (a != b && b == c) (a == b && a != c) a == b a b a != c a c (a != b && b == c) a != b a b b == c b c "Yes" "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();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "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();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "No");
    }
} Main
import java.util.Scanner;

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();
        if (a > b) { int t = a; a = b; b = t; }
        if (a > c) { int t = a; a = c; c = t; }
        if (b > c) { int t = b; b = c; c = t; }

        System.out.println((a == b && a != c) || (a != b && b == c) ? "Yes" : "No");
    }
}
