public class Napok {
  public void prog(String[] args){
    int i=Integer.parseInt(args[0]);
    switch (i) {
      case 1: System.out.println("Hetfo");     break;
      case 2: System.out.println("Kedd");      break;
      case 3: System.out.println("Szerda");    break;
      case 4: System.out.println("Csutortok"); break;
      case 5: System.out.println("Pentek");    break;
      case 6: System.out.println("Szombat");   break;
      default: System.out.println("Vasarnap");
    }
  }//end of prog

  public static void main(String[] args) {
  Napok e=new Napok();
  e.prog(args);
  }

}