* grep: WIP add exercise

* grep: implement exercise

* grep: add to config.json

* grep: update config.json and add hints

* grep: Add .keep file

* grep: improve reference solution

* grep: Make sure settings.gradle is in alphabetical order

* dominoes: add new exercise

* dominoes: add new exercise

* dominoes: add new exercise

* dominoes: add new exercise

* dominoes: add new exercise

* dominoes: add new exercise

* dominoes: add new exercise

* dominoes: add new exercise

* go-counting: add new exercise

* go-counting: add new exercise

* go-counting: add new exercise

* go-counting: add new exercise

* go-counting: add exercise

* go-counting: add new exercise

* Add new exercise Variable Length Quantity

* Fix test file

* Get rid of unchecked/unsafe operations warning

* Fix typo in config.json

* Add List imoprt to starter solution

* Break up some tests into multiple lines

* Throw an IllegalArgumentException in error cases.

* Add more topics

* Indent multi-line arguments

* Add new exercise Error Handling

* Add requested changes

* Undo unnecessary change to ErrorHandlingTest.java

* Add requested changes

* Add requested changes

* Check exception message

* Add requested changes to ErrorHandlingTest.java

* Add hints.md

* Add requested suggestions

* Expand hints.md

* Add gramatical suggestions

* Add new exercise Diffie Hellman

* Add requested changes

* Add requested changes

* Add requested changes

* Implement Zipper

* Update config

* Update readme

* Minor changes

* Update all methods to package private

* new two-bucket exercise

* new two-bucket exercise

* update two-bucket exercise

* Initial

* Extract certain logic to methods

* Implement and add tests

* Use 'One' and 'Zero' in test method names instead of '1' and '0'

* Change spacing

* Add remaining tests

* Fix indentation

* Use better method for calculating rth root of x

* Move reference implementation to .meta

* Include exercise in settings.gradle

* Add README

* Add reference to config.js

* Add UUID and unlocked-by

* Make methods package-private; Ignore all but first test

* Add 'algorithms' to topics because of gcd

* Give @Ignores the proper message and put in the proper order

* Generate README using configlet

* Add version file

* Remove 'classes' from topics

* Make class package private

* Make class package private

* Use equals method and assertEquals (and toString) for comparing Rationals

* Stub out Rational with equals and toString

* Stub out methods

* Remove comment

* Implement alphametics

* Patch

* Update Alphametics to throw Exception

* Rail Fence Cipher completed

* Added @Ignore in the test file

* Build fail corrections

* Build Fail

* Added .keep file, the abscence caused build to fail

* Changes done as per the recent conventions

* Modified the config.json adding topics as well

* Update config.json

* rail-fence-encoding: add to config.json

* rail-fence-cipher: improve reference solution

* rail-fence-cipher: update with @FridaTveit's suggestions.

* Initial commit for new exercise proverb

* Add first test and source code passing it

* Add second test with short chain of consequences

* Add test for longer chain of events

* Add test asserting dictionary is not hard coded

* Add test for entire proverb

* All tests and source code complete

* Add stub due to low difficulty level

* Add proverb to config.json and settings.gradle

* Limit scope to package-private asccess level

* Set config to unlock proverb by two-fer

* Update tests to match exercism canonical data

* Fix starter implementation to only include thrown exception

* Add StringBuilder and basic refactoring

* Fix test spacing

* Refactor out extraneous if-statement

* Add curly braces around if-statement

* armstrong-numbers: add to track

* amrstrong-numbers: add readme

* armstrong-numbers: add tests and ref solution

* armstrong-numbers: add reference solution

* armstrong-numbers: improve tests as per @FridaTveit's suggestions

* armstrong-numbers: update tests

* armstrong-numbers: improve reference solution

* isbn: implement exercise in Java track

* isbn-verifier: Update reference solution.

* isbn-verifier: Add starter implementation.

* Add @FridaTveit 's improvements

* Add some more improvements

* Protein Translation: Implemented problem in Java language stream.

* Protein-translation: Update implementation with FridaTveit's suggestions.

* Fix formatting and typesafety issues.

* Added Tournament exercise

* Added to config and refactored after review

* Added topics and fixed indentation

* Must be unlocked by a core exercise

Fix formatting and Intellij warnings. Remove starter implementation as
this is after the first 20 exercises. Move poker in settings.gradle so
that it's sorted alphabetically.

* dibs : I will implement exercise bookstore

* bookstore : add to track

* bookstore : add to track

 update config.json

* Update config.json : added orc-numbers

* add missing test from the canonical spec and delete the remaning test

* using camelCase instead of snake_case for tests methods

* adding @Ignore annotation

* using List instead of ArrayList

* using instance methods instead of class method

* delete useless stuff

* modify magic numbers

* update CostPerGroup method

* update class name and files name to Bookstore from Bookstore  + using camelCase for methods

* pass the integers directly to the Arrays.asList() methods

* adding brackets

* fix constant variable

* using static for constants

* dibs: I will implement exercise isogram

* isogram: add to track

* isogram: add to track

* improve Isogram implementation

* Isogram: adjust API to use instance methods

* Improve Isogram implementation

* Added list-ops exercise to the Java track
* Removed NetBeans settings from the project dir
* Added collect() operation and tests

* dibs: I will implement exercise Clock

* Implemented clock exercise