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1. Commits on May 13, 2026

   • feat: add Rat in a Maze backtracking algorithm (#7418)

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     the-Sunny-Sharma

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     e7f8979View commit details

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2. Commits on May 8, 2026

   • Optimized NQueens implementation using hashing (#7416)

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     Bhanubasyan

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3. Commits on Mar 14, 2026

   • Improve space complexity to O(1) in WordSearch. (#7308)

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     Maryamh12

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     DenizAltunkapan

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     24c2beaView commit details

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4. Commits on Feb 5, 2026

   • Refactor: simplify validation and improve backtracking cleanup (#7258)

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     swativ15

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     swativs15

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     3835c48View commit details

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5. Commits on Jan 5, 2026

   • Add detailed JavaDoc for AllPathsFromSourceToTarget algorithm (#7192)

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     S-GIRI

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6. Commits on Nov 26, 2025

   • docs: improve javadoc for Combination class (#7126)

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     prasanth-30011

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7. Commits on Nov 19, 2025

   • backtracking: add unique permutation algorithm with test cases (#7078)

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     shreeya-g10

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8. Commits on Nov 17, 2025

   • feat: add Sudoku Solver using Backtracking (#7073)

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     Navadeep0007

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9. Commits on Nov 5, 2025

   • chore: fix typos in src/main/java/com/thealgorithms/backtracking/FloodFill.java (#7046)

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     Lê Nam Khánh

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   • add CombinationSum and test (#6725)

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     Avaneeshakrishna

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10. Commits on Jun 5, 2025

    • chore: suppress `unchecked` in selected classes (#6262)

      vil02

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    • chore: suppress `rawtypes` in selected classes (#6261)

      vil02

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      ec6f09cView commit details

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11. Commits on Jan 26, 2025

    • Fix: Replaced removeLast() with remove(current.size() - 1) (#6152)

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      MaddyRizvi

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12. Commits on Oct 26, 2024

    • Cleanup combination and combination test (#5902)

      lorduke22

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      e6f7063View commit details

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13. Commits on Oct 15, 2024

    • refactor: Enhance docs, add more tests in `ArrayCombination` (#5841)

      Hardvan

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      32bf532View commit details

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14. Commits on Oct 14, 2024

    • style: include `OCP_OVERLY_CONCRETE_PARAMETER` (#5833)

      vil02

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      8886e09View commit details

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15. Commits on Oct 8, 2024

    • Improve power sum algorithm (#5652)

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      manishraj27

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      BamaCharanChhandogi

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      f3b2a94View commit details

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    • Add CrosswordSolver algorithm (#5626)

      Hardvan

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    • Add WordPatternMatcher algorithm (#5627)

      Hardvan

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      435532fView commit details

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16. Commits on Oct 7, 2024

    • Add class documentation, improve comments in `MazeRecursion.java` (#5576)

      Hardvan

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    • Add tests, enhance class & function documentation for KnightsTour (#5591)

      Hardvan

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    • Enhance class & function documentation in `WordSearch.java` (#5578)

      Hardvan

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17. Commits on Oct 2, 2024

    • Improve comments in Mcoloring.java (#5484)

      Hardvan

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      dab8ff3View commit details

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18. Commits on Aug 24, 2024

    • test: `NQueensTest` (#5378)

      alxkm

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      44d7cbbView commit details

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19. Commits on Aug 16, 2024

    • chore: fix some comments (#5333)

      mountdisk

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20. Commits on Jul 10, 2024

    • refactor: redesign `ArrayCombination` (#5181)

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      yuvashreenarayanan3

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      vil02

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      f83bb65View commit details

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21. Commits on Jun 18, 2024

    • style: enable `InvalidJavadocPosition` in checkstyle (#5237)

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      samuelfac

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      Samuel Facchinello

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      74e5199View commit details

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22. Commits on Jun 13, 2024

    • style: enable `NeedBraces` in checkstyle (#5227)

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      samuelfac

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      Samuel Facchinello

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      87b17e0View commit details

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23. Commits on May 31, 2024

    • style: enable `ParameterName` in CheckStyle. (#5196)

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      CodaBlurd

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      c42b1c9View commit details

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24. Commits on May 30, 2024

    • Adding class for generating all subsequences from a given List (#5194)

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      alxkm

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      vil02

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      2568b96View commit details

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25. Commits on May 27, 2024

    • style: enable `MethodName` in CheckStyle (#5182)

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      CodaBlurd

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26. Commits on May 25, 2024

    • style: enable `MultipleVariableDeclarations` in checkstyle (#5175)

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      vaibhav9t1

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      vaibhavw-techp

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      9eaa2bbView commit details

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27. Commits on May 8, 2024

    • style: enable `HideUtilityClassConstructor` in checkstyle (#5147)

      vil02

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      d3bb691View commit details

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28. Commits on May 5, 2024

    • style: enable `AvoidStarImport` in checkstyle (#5141)

      vil02

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      414835dView commit details

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29. Commits on May 2, 2024

    • style: enable `ConstantName` in checkstyle (#5139)

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      marysiuniq

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      Maria Paszkiewicz SCC

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      1e2d7e9View commit details

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