import java.util.regex.*;
class M{
  static int c(String s){
    return s.replaceAll("[cprt]h|dd|ff|ng|ll", "*").length();
  }
 
  public static void main(String[] a){
    System.out.println(c("llandudno"));
    System.out.println(c("llanelli"));
    System.out.println(c("rhyl"));
    System.out.println(c("llanfairpwllgwyngyllgogerychwyrndrobwllllantysiliogogogoch"));
    System.out.println(c("tŷr"));
    System.out.println(c("cymru"));
    System.out.println(c("glyndŵr"));
  }
}

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