import 'dart:convert';
import "dart:io";

void main(){
  int k = int.parse(stdin.readLineSync(encoding: Encoding.getByName("UTF-8")));
  List<String> inputStrList = stdin.readLineSync(encoding: Encoding.getByName("UTF-8")).split(" ");
  int a = int.parse(inputStrList[0]);
  int b = int.parse(inputStrList[1]);

  for(int i=a; a<=b; i++){
    if(i % k == 0){
      print("Yes");
      return;
    }
  }

  print("No");
}
