import java.util.*;
 public class Main {
	public static void main(String[] args){
      int A = 100;
      int B = 10;
      int C = 100;
      int D = 9;

      float E = A / D;
      float F = C / B;

      if(E > F){
         System.out.println("Yes");
      }else{
         System.out.println("No");
      }
   }
 }

         