Create NearestElement.java

[sravyapalla]

• I have read CONTRIBUTING.md.
• This pull request is all my own work -- I have not plagiarized it.
• All filenames are in PascalCase.
• All functions and variable names follow Java naming conventions.
• All new algorithms have a URL in their comments that points to Wikipedia or other similar explanations.
• All new code is formatted with clang-format -i --style=file path/to/your/file.java

[codecov-commenter]

Codecov Report

❌ Patch coverage is 0% with 46 lines in your changes missing coverage. Please review.
✅ Project coverage is 75.58%. Comparing base (9484c7e) to head (2b6e096).

Files with missing lines	Patch %	Lines
...gorithms/datastructures/stacks/NearestElement.java	0.00%	46 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #6676      +/-   ##
============================================
- Coverage     75.75%   75.58%   -0.18%     
- Complexity     5772     5773       +1     
============================================
  Files           703      704       +1     
  Lines         19777    19823      +46     
  Branches       3832     3842      +10     
============================================
+ Hits          14982    14983       +1     
- Misses         4215     4261      +46     
+ Partials        580      579       -1     

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