Regular expression matching

[jayeshrdeotalu]

• 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

Attention: Patch coverage is 0% with 11 lines in your changes missing coverage. Please review.

Project coverage is 63.18%. Comparing base (2a167f4) to head (af83d01).

Files with missing lines	Patch %	Lines
...healgorithms/Recursion/RegexMatchingRecursive.java	0.00%	11 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #5650      +/-   ##
============================================
- Coverage     63.21%   63.18%   -0.04%     
  Complexity     4068     4068              
============================================
  Files           569      570       +1     
  Lines         16056    16067      +11     
  Branches       3086     3090       +4     
============================================
+ Hits          10150    10152       +2     
- Misses         5490     5500      +10     
+ Partials        416      415       -1     

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[jayeshrdeotalu]

please check for issue #5637

[siriak]

It's already implemented here

Java/src/main/java/com/thealgorithms/dynamicprogramming/RegexMatching.java

Line 14 in e38611e

public final class RegexMatching {