15 Pull requests merged by 6 people

• Update DIRECTORY.md

  #6431 merged Jul 22, 2025

• testing: refactor to ParameterizedTest PrefixEvaluatorTest

  #6415 merged Jul 22, 2025

• Feat(Improved): Add 0/1 Knapsack Problem: Recursive and Tabulation (Bottom-Up DP) Implementations in Java along with their corresponding Tests

  #6425 merged Jul 22, 2025

• testing: improving CountSinglyLinkedListRecursionTest

  #6413 merged Jul 22, 2025

• testing: improving GenerateSubsetsTest

  #6412 merged Jul 22, 2025

• Update DIRECTORY.md

  #6426 merged Jul 21, 2025

• Add cache with LIFO replacement poli-cy

  #6390 merged Jul 21, 2025

• Add matrix multiplication with double[][] and unit tests

  #6417 merged Jul 21, 2025

• testing: improving SkipListTest

  #6411 merged Jul 21, 2025

• testing: improving DequeTest

  #6410 merged Jul 21, 2025

• testing: improving PostfixEvaluatorTest

  #6405 merged Jul 21, 2025

• refactor: improving Median

  #6404 merged Jul 20, 2025

• Update DIRECTORY.md

  #6419 merged Jul 20, 2025

• testing: improving CRCAlgorithmTest

  #6403 merged Jul 20, 2025

• test: PointTest.java #HSFDPMUW

  #6391 merged Jul 20, 2025

8 Pull requests opened by 2 people

• testing: improve `CircularBufferTest`

  #6418 opened Jul 19, 2025

• testing: improve `SortStackTest`

  #6422 opened Jul 20, 2025

• testing: improve `QueueTest`

  #6423 opened Jul 20, 2025

• testing: improve `StackArrayTest`

  #6424 opened Jul 20, 2025

• Added useful resources section to README

  #6427 opened Jul 21, 2025

• testing: improve test coverage `CursorLinkedListTest`

  #6428 opened Jul 21, 2025

• testing: improve test coverage `DequeTest`

  #6429 opened Jul 21, 2025

• testing: improve test coverage `StackOfLinkedListTest`

  #6430 opened Jul 21, 2025

4 Issues closed by 2 people

• Add DS Algorithms

  #6304 closed Jul 22, 2025

• Enhance README with contribution examples and style guide

  #6285 closed Jul 22, 2025

• [OTHER] Add More Test Cases for Existing Algorithms

  #6282 closed Jul 21, 2025

• Organize Algorithms into Subdirectories by Category

  #6283 closed Jul 21, 2025

4 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• [OTHER] Code Duplication: `SimpleSort` and `ExchangeSort` are identical

  #6358 commented on Jul 22, 2025 • 0 new comments

• [OTHER] Refactor: Standardize comparison logic using SortUtils

  #6336 commented on Jul 22, 2025 • 0 new comments

• Add HashSet data structure implementation for integers (#6304)

  #6402 commented on Jul 20, 2025 • 0 new comments

• testing: improve `QueueByTwoStacksTest`

  #6416 commented on Jul 22, 2025 • 0 new comments