import java.util.*;

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();
    boolean P = false;
    if (A==B && B!=C){ P = true; }
    if (A==C && B!=C){ P = true; }
    if (B==C && B!=A){ P = true; }
    if (P) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
} import java.util.*; util.* java 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();
    boolean P = false;
    if (A==B && B!=C){ P = true; }
    if (A==C && B!=C){ P = true; }
    if (B==C && B!=A){ P = true; }
    if (P) {
      System.out.println("Yes");
    } else {
      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();
    boolean P = false;
    if (A==B && B!=C){ P = true; }
    if (A==C && B!=C){ P = true; }
    if (B==C && B!=A){ P = true; }
    if (P) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  } main {
    Scanner sc = new Scanner(System.in);
    int A = sc.nextInt();
    int B = sc.nextInt();
    int C = sc.nextInt();
    boolean P = false;
    if (A==B && B!=C){ P = true; }
    if (A==C && B!=C){ P = true; }
    if (B==C && B!=A){ P = true; }
    if (P) {
      System.out.println("Yes");
    } else {
      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 boolean P = false; P false if (A==B && B!=C){ P = true; } A==B && B!=C A==B A B B!=C B C { P = true; } P = true P true if (A==C && B!=C){ P = true; } A==C && B!=C A==C A C B!=C B C { P = true; } P = true P true if (B==C && B!=A){ P = true; } B==C && B!=A B==C B C B!=A B A { P = true; } P = true P true if (P) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    } P {
      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
import java.util.*;

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();
    boolean P = false;
    if (A==B && B!=C){ P = true; }
    if (A==C && B!=C){ P = true; }
    if (B==C && B!=A){ P = true; }
    if (P) {
      System.out.println("Yes");
    } else {
      System.out.println("No");
    }
  }
}