code: public void exportScores(File file, String delimiter) throws IOException {
          try (FileOutputStream fos = new FileOutputStream(file)) {
              exportScores(fos, delimiter);
          }
      }
docs: Export the scores to the specified file in delimited (one per line) UTF-8 format, using the specified delimiter
  
  @param file      File to write to
  @param delimiter Delimiter to use for writing scores