**NOTE:** The challenge has been closed for new submissions. No new pull requests for adding submissions are accepted at this time. The final leaderboard has been published on Feb 4. #### Check List: - [ ] You have run `./mvnw verify` and the project builds successfully - [ ] Tests pass (`./test.sh ` shows no differences between expected and actual outputs) - [ ] All formatting changes by the build are committed - [ ] Your launch script is named `calculate_average_.sh` (make sure to match casing of your GH user name) and is executable - [ ] Output matches that of `calculate_average_baseline.sh` - [ ] For new entries, or after substantial changes: When implementing custom hash structures, please point to where you deal with hash collisions (line number) * Execution time: * Execution time of reference implementation: