docs: public void writeAnswers(List<IN> doc, PrintWriter printWriter,
                             DocumentReaderAndWriter<IN> readerAndWriter)
      throws IOException {
      if (flags.lowerNewgeneThreshold) {
        return;
      }
      if (flags.numRuns <= 1) {
        readerAndWriter.printAnswers(doc, printWriter);
        // out.println();
        printWriter.flush();
      }
    }