static final public int one_line() throws ParseException {
    switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
    case MINUS:
    case CONSTANT:
    case 12:
      sum();
      jj_consume_token(11);
    {if (true) return 0;}
      break;
    case 11:
      jj_consume_token(11);
    {if (true) return 1;}
      break;
    default:
      jj_la1[0] = jj_gen;
      jj_consume_token(-1);
      throw new ParseException();
    }
    throw new Error("Missing return statement in function");
  }