feat: prettify code

Author: yanglbme

.github/pull_request_template.md

@@ -1,23 +1,23 @@
 ### **Describe your change:**
 
-
-
-* [ ] Add an algorithm?
-* [ ] Fix a bug or typo in an existing algorithm?
-* [ ] Documentation change?
+- [ ] Add an algorithm?
+- [ ] Fix a bug or typo in an existing algorithm?
+- [ ] Documentation change?
 
 #### References
+
 <!-- Add any reference to previous pull-request or issue -->
 
 ### **Checklist:**
+
 <!-- Remove items that do not apply. For completed items, change [ ] to [x]. -->
 
-* [ ] I have read [CONTRIBUTING.md](https://github.com/TheAlgorithms/Java/blob/master/CONTRIBUTING.md).
-* [ ] This pull request is all my own work -- I have not plagiarized.
-* [ ] I know that pull requests will not be merged if they fail the automated tests.
-* [ ] This PR only changes one algorithm file.  To ease review, please open separate PRs for separate algorithms.
-* [ ] All new Java files are placed inside an existing directory.
-* [ ] All filenames are in all uppercase characters with no spaces or dashes.
-* [ ] All functions and variable names follow Java naming conventions.
-* [ ] All new algorithms have a URL in its comments that points to Wikipedia or other similar explanation.
-* [ ] If this pull request resolves one or more open issues then the commit message contains `Fixes: #{$ISSUE_NO}`.
+- [ ] I have read [CONTRIBUTING.md](https://github.com/TheAlgorithms/Java/blob/master/CONTRIBUTING.md).
+- [ ] This pull request is all my own work -- I have not plagiarized.
+- [ ] I know that pull requests will not be merged if they fail the automated tests.
+- [ ] This PR only changes one algorithm file. To ease review, please open separate PRs for separate algorithms.
+- [ ] All new Java files are placed inside an existing directory.
+- [ ] All filenames are in all uppercase characters with no spaces or dashes.
+- [ ] All functions and variable names follow Java naming conventions.
+- [ ] All new algorithms have a URL in its comments that points to Wikipedia or other similar explanation.
+- [ ] If this pull request resolves one or more open issues then the commit message contains `Fixes: #{$ISSUE_NO}`.

CONTRIBUTING.md

@@ -4,24 +4,26 @@
 
 #### **Did you find a bug?**
 
-* **Ensure the bug was not already reported** by searching on GitHub under [Project Issues](https://github.com/TheAlgorithms/Java/issues).
+- **Ensure the bug was not already reported** by searching on GitHub under [Project Issues](https://github.com/TheAlgorithms/Java/issues).
 
-* Please avoid opening issues asking to be "assigned” to a particular algorithm.  This merely creates unnecessary noise for maintainers.  Instead, please submit your implementation in a pull request and it will be evaluated by project maintainers.
+- Please avoid opening issues asking to be "assigned” to a particular algorithm. This merely creates unnecessary noise for maintainers. Instead, please submit your implementation in a pull request and it will be evaluated by project maintainers.
 
-* If you are unable to find an open issue refering to the same problem, depending on the type of issue follow the appropriate steps:
+- If you are unable to find an open issue refering to the same problem, depending on the type of issue follow the appropriate steps:
 
 #### **Do you want to contribute to the documentation?**
 
-* Please read the documentation in here [Contributing to the Documentation]() ,[open a new one issue](https://github.com/TheAlgorithms/Java/issues/new), make changes and then create a pull request, it will be put under review and accepted if it is approprite.
+- Please read the documentation in here [Contributing to the Documentation]() ,[open a new one issue](https://github.com/TheAlgorithms/Java/issues/new), make changes and then create a pull request, it will be put under review and accepted if it is approprite.
 
 #### **Do you want to add a new feature?**
-* [Open a new one issue](https://github.com/TheAlgorithms/Java/issues/new). Be sure to include a **title and a clear description** and a **test case** demonstrating the new feature that you want to add to the project.
+
+- [Open a new one issue](https://github.com/TheAlgorithms/Java/issues/new). Be sure to include a **title and a clear description** and a **test case** demonstrating the new feature that you want to add to the project.
 
 #### **Do you want to fix a bug?**
-* [Open a new one issue](https://github.com/TheAlgorithms/Java/issues/new).Be sure to include a **title and a clear description** and a **test case** demonstrating the expected behaviour that is not occuring.
+
+- [Open a new one issue](https://github.com/TheAlgorithms/Java/issues/new).Be sure to include a **title and a clear description** and a **test case** demonstrating the expected behaviour that is not occuring.
 
 #### **Do you have questions about the source code?**
 
-* Ask any question about how to use the repository in the [TheAlgorithms room in GITTER](https://gitter.im/TheAlgorithms/community?source=orgpage#) or [open a new one issue](https://github.com/TheAlgorithms/Java/issues/new)
+- Ask any question about how to use the repository in the [TheAlgorithms room in GITTER](https://gitter.im/TheAlgorithms/community?source=orgpage#) or [open a new one issue](https://github.com/TheAlgorithms/Java/issues/new)
 
 :+1::tada: That's all you need to know about the process now it's your turn to help us improve the repository, thank you again! :+1::tada: