code: public String makeReport(String name, String report) {
          long increment = Long.valueOf(report);
          long currentLineCount = globalLineCounter.addAndGet(increment);
  
          if (currentLineCount >= maxScenarios) {
              return "exit";
          } else {
              return "ok";
          }
      }
docs: Handles reports by consumers
  
  @param name the name of the reporting consumer
  @param report the number of lines the consumer has written since last report
  @return "exit" if maxScenarios has been reached, "ok" otherwise