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Added PN-Counter (Positive-Negative Counter) for tracking counts in distributed systems #4974

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Merged
merged 110 commits into from
Dec 4, 2023

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itakurah
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@itakurah itakurah commented Dec 2, 2023

This PR consists of an implementation of a PN-Counter (Positive-Negative Counter), which is a state-based CRDT (Conflict-free Replicated Data Type) that supports both increment and decrement operations on counters in a distributed and concurrent environment.

See: https://en.wikipedia.org/wiki/Conflict-free_replicated_data_type

  • 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

itakurah and others added 30 commits November 19, 2023 19:29
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
…lgorithm.java

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
@itakurah itakurah marked this pull request as ready for review December 2, 2023 19:50
@itakurah itakurah requested a review from siriak December 3, 2023 13:39
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Looks good, thanks!

@siriak siriak merged commit 3001620 into TheAlgorithms:master Dec 4, 2023
@itakurah itakurah deleted the pn branch December 5, 2023 17:42
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3 participants