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Author SHA1 Message Date
Lê Nam Khánh
d92ab9d89c chore: fix typos in src/main/java/com/thealgorithms/others/GaussLegendre.java (#7040) 
Fix typos in src/main/java/com/thealgorithms/others/GaussLegendre.java
 2025-11-05 11:56:34 +02:00
Lê Nam Khánh
08ee26f2b8 chore: fix typos in src/main/java/com/thealgorithms/others/Implementing_auto_completing_features_using_trie.java (#7041) 
Fix typos in src/main/java/com/thealgorithms/others/Implementing_auto_completing_features_using_trie.java
 2025-11-05 11:50:43 +02:00
Lê Nam Khánh
a3717f0563 chore: fix typos in src/main/java/com/thealgorithms/others/IterativeFloodFill.java (#7042) 
Fix typos in src/main/java/com/thealgorithms/others/IterativeFloodFill.java
 2025-11-05 11:43:02 +02:00
Lê Nam Khánh
c42e73bd95 chore: fix typos in src/main/java/com/thealgorithms/others/MemoryManagementAlgorithms.java (#7043) 
Fix typos in src/main/java/com/thealgorithms/others/MemoryManagementAlgorithms.java

Co-authored-by: a <19151554+alxkm@users.noreply.github.com>
 2025-11-05 11:36:52 +02:00
Lê Nam Khánh
2ff284960a chore: fix typos in src/main/java/com/thealgorithms/strings/Pangram.java (#7044) 
Fix typos in src/main/java/com/thealgorithms/strings/Pangram.java

Co-authored-by: a 19151554+alxkm@users.noreply.github.com
 2025-11-05 11:25:18 +02:00
Lê Nam Khánh
5c965eb097 chore: fix typos in src/test/java/com/thealgorithms/datastructures (#7045) 
Fix typos in src/test/java/com/thealgorithms/datastructures
 2025-11-05 11:09:05 +02:00
Deniz Altunkapan
f0a437d08c Workflow/close failed prs (#6960) 
* chore: add workflow to close stale PRs with failed workflows

* Include workflow failures when closing stale PRs

* Filter meaningful commits to only include those within the last 14 days
 2025-11-03 22:26:10 +00:00
Sourav Pati
100462d8e9 Added LU Decomposition Algorithm for matrix (#6834) 
* Added LU decomposition algorthm

* Added LU decomposition algorthim

* Added LU decomposition algorthim

* Added LU decomposition algorthim

* Added LU decomposition algorthim

* Added LU decomposition algorthim

* Added LU decomposition algorthim

* Added LU decomposition algorthim

* Added LU decomposition algorthim
 2025-11-03 22:29:44 +01:00
Yajunesh MR
82ff14c36e feat: Add BitRotate utility for circular bit rotations (#7011) 
* feat: Add BitRotate utility for circular bit rotations

* feat: Add BitRotate utility for circular bit rotations

* feat: Add BitRotate utility for circular bit rotations

* fix: Remove trailing spaces and add newline at EOF

---------

Co-authored-by: Yajunesh M R <yajunesh@Yajuneshs-MacBook-Pro.local>
 2025-11-03 22:12:24 +01:00
sharan
d717ca4fd5 feat: Add Hierholzer's Algorithm for Eulerian Circuits (#6726) 
* feat: Add Hierholzer's Algorithm for Eulerian Circuits

* fix: Add more test cases to improve code coverage

* feat: Add Hierholzer's Algorithm for Eulerian Circuits

* fix: Apply clang-format after merge

* fix: Apply all formatting, style, and efficiency fixes

* docs: Apply feedback and improve Javadoc

* docs: Add Hierholzer's Algorithm to DIRECTORY.md
 2025-11-02 10:36:10 +00:00
Priyanshu Kumar Singh
08374248e9 [FEAT] Add Coulomb's Law for electrostatics (#7017) 
Co-authored-by: Priyanshu1303d <priyanshu130d@gmail.com>
 2025-11-01 09:28:44 +00:00
dependabot[bot]
bf8cc61254 chore(deps): bump org.junit:junit-bom from 6.0.0 to 6.0.1 (#7019) 
Bumps [org.junit:junit-bom](https://github.com/junit-team/junit-framework) from 6.0.0 to 6.0.1.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](https://github.com/junit-team/junit-framework/compare/r6.0.0...r6.0.1)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
 2025-11-01 10:23:35 +01:00
JonathanButterworth
dfd8d6993f Added surface area calculation for pyramid (#6853) 
Co-authored-by: JonathanButterworth <JonathanButterworth>
 2025-10-30 21:26:22 +00:00
sairamsharan
bb6385e756 feat: Add Stoer-Wagner Algorithm for Minimum Cut (#6752) 
* feat: Add Stoer-Wagner Algorithm for Minimum Cut

* fix: Correct Stoer-Wagner implementation

* fix: Remove unused import

* fix: Apply clang-format
 2025-10-29 09:08:05 +00:00
Keykyrios
68746f880f feat: Add Chebyshev Iteration algorithm (#6963) 
* feat: Add Chebyshev Iteration algorithm

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* update

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java

* Update ChebyshevIteration.java

* Update ChebyshevIterationTest.java
 2025-10-28 17:43:54 +02:00
Keykyrios
3c70a54355 feat: Add Neville's Algorithm (#6842) 
* feat: Add Neville's algorithm for polynomial interpolation

* Update Neville.java

* style: Fix linter formatting issues.

* Handled Div by Zero Case

* Update NevilleTest.java

* Update Neville.java

* Update NevilleTest.java

* Update Neville.java
 2025-10-28 10:14:59 +00:00
dependabot[bot]
14a0de4181 chore(deps): bump actions/github-script from 7 to 8 in /.github/workflows (#6971) 
chore(deps): bump actions/github-script in /.github/workflows

Bumps [actions/github-script](https://github.com/actions/github-script) from 7 to 8.
- [Release notes](https://github.com/actions/github-script/releases)
- [Commits](https://github.com/actions/github-script/compare/v7...v8)

---
updated-dependencies:
- dependency-name: actions/github-script
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
 2025-10-28 09:12:35 +00:00
dependabot[bot]
55da3b9ee1 chore(deps): bump com.puppycrawl.tools:checkstyle from 12.1.0 to 12.1.1 (#6972) 
Bumps [com.puppycrawl.tools:checkstyle](https://github.com/checkstyle/checkstyle) from 12.1.0 to 12.1.1.
- [Release notes](https://github.com/checkstyle/checkstyle/releases)
- [Commits](https://github.com/checkstyle/checkstyle/compare/checkstyle-12.1.0...checkstyle-12.1.1)

---
updated-dependencies:
- dependency-name: com.puppycrawl.tools:checkstyle
  dependency-version: 12.1.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
 2025-10-27 23:31:49 +01:00
Taranjeet Singh Kalsi
21eff8ad09 Added binary string to decimal converter (#6915) 
added binary string to decimal converter
 2025-10-26 22:39:39 +02:00
Deniz Altunkapan
ae2e40acab Enhance stale PR auto-close to handle failed workflows (#6951) 
* chore: add workflow to close stale PRs with failed workflows

* Include workflow failures when closing stale PRs
 2025-10-26 18:02:31 +02:00
Krishna
a4cf6e36f4 test: Add comprehensive tests for JugglerSequence (#6947) 
* test: Add comprehensive tests for JugglerSequence

- Added tests for input values 1, 2, 3, and 9
- Tests verify correct sequence output
- Improves code coverage for maths package

* fix: Format JugglerSequenceTest
 2025-10-26 09:05:55 +00:00
Deniz Altunkapan
0cdbc58427 chore: add workflow to close stale PRs with failed workflows (#6927) 2025-10-26 09:00:37 +00:00
Indolyn Yi
2da0465fe0 feat(geometry): Add Bentley-Ottmann algorithm for line segment intersection (#6871) 
* feat(geometry): add Bentley-Ottmann line segment intersection algorithm

- Implement sweep-line algorithm for finding all intersection points
- Time complexity: O((n + k) log n) where n is segments, k is intersections
- Uses event queue (PriorityQueue) and status structure (TreeSet)
- Handles vertical/horizontal segments, collinear overlaps, and touching endpoints
- Includes comprehensive Javadoc with examples and references

* test(geometry): add comprehensive tests for Bentley-Ottmann algorithm

- 19 test cases covering typical, edge, and degenerate cases
- Tests include: single/multiple intersections, parallel segments, grid patterns
- Performance test with 100 random segments
- All tests validate correctness of intersection detection

* style(geometry): fix code style

* test(geometry): Achieve 100% test coverage for BentleyOttmann

* style(geometry): fix code style again

* fix: correct import order in BentleyOttmann

* fix(geometry): Resolve SpotBugs and PMD static analysis warnings

* Reorder import statements in BentleyOttmannTest

---------

Co-authored-by: Deniz Altunkapan <deniz.altunkapan@outlook.com>
 2025-10-25 22:18:45 +02:00
Priyanshu Kumar Singh
252155630e [FEAT] Add general purpose Projectile Motion algorithm (Physics) (#6928) 
[FEAT] Add general purpose Projectile Motion algorithm

Co-authored-by: Priyanshu1303d <priyanshu130d@gmail.com>
Co-authored-by: Deniz Altunkapan <deniz.altunkapan@outlook.com>
 2025-10-25 22:12:45 +02:00
Priyanshu Kumar Singh
e21aee814c [FEAT] Add Newton's Law of Gravitation algorithm (#6855) 
Co-authored-by: Priyanshu1303d <priyanshu130d@gmail.com>
 2025-10-25 17:18:15 +02:00
Indolyn Yi
ab65ac6485 feat(compression): Add Burrows-Wheeler Transform (BWT) and Move-to-Front (MTF) (#6926) 
* feat(compression): Add Burrows-Wheeler Transform (BWT) and Move-to-Front (MTF)

* Resolve SpotBugs

* fix code style
 2025-10-25 11:29:45 +02:00
Indole Yi
48ba1ae466 feat(compression): Add LZ77 and LZ78 algorithms (#6910) 
* feat(compression): Add LZ77 and LZ78 algorithms

* Resolve Spotbugs warning in LZ78 by using Trie structure

* fix code style
 2025-10-23 18:16:46 +02:00
Hardik Pawar
f66da5e5ee refactor: Enhance docs, add tests in PrintMatrixInSpiralOrder (#6636) 
* refactor: Enhance docs, add tests in `PrintMatrixInSpiralOrder`

* Fix error in BloomFilter

* Fix

* Fix

* Fix
 2025-10-22 19:42:11 +00:00
Yash Rajput
89303690f2 Added SimplePendulumRK4 (#6800) 
* Added SimplePendulumRK4

* Fixed build issue.

* Fixed build issue.

* Fixed build issue.
 2025-10-21 20:18:32 +00:00
dependabot[bot]
873dd9785b chore(deps): bump com.github.spotbugs:spotbugs-maven-plugin from 4.9.7.0 to 4.9.8.1 (#6867) 
chore(deps): bump com.github.spotbugs:spotbugs-maven-plugin

Bumps [com.github.spotbugs:spotbugs-maven-plugin](https://github.com/spotbugs/spotbugs-maven-plugin) from 4.9.7.0 to 4.9.8.1.
- [Release notes](https://github.com/spotbugs/spotbugs-maven-plugin/releases)
- [Commits](https://github.com/spotbugs/spotbugs-maven-plugin/compare/spotbugs-maven-plugin-4.9.7.0...spotbugs-maven-plugin-4.9.8.1)

---
updated-dependencies:
- dependency-name: com.github.spotbugs:spotbugs-maven-plugin
  dependency-version: 4.9.8.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
 2025-10-21 10:40:47 +02:00
dependabot[bot]
4de2254183 chore(deps): bump com.puppycrawl.tools:checkstyle from 12.0.1 to 12.1.0 (#6868) 
Bumps [com.puppycrawl.tools:checkstyle](https://github.com/checkstyle/checkstyle) from 12.0.1 to 12.1.0.
- [Release notes](https://github.com/checkstyle/checkstyle/releases)
- [Commits](https://github.com/checkstyle/checkstyle/compare/checkstyle-12.0.1...checkstyle-12.1.0)

---
updated-dependencies:
- dependency-name: com.puppycrawl.tools:checkstyle
  dependency-version: 12.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
 2025-10-21 10:19:09 +02:00
Indole Yi
d5289b92da Fix ConvexHull to return points in counter-clockwise order (#6810) 
* Fix ConvexHull to return points in counter-clockwise order

- Add sortCounterClockwise method to ensure CCW ordering
- Start from bottom-most, left-most point for deterministic results
- Fix issue where unordered HashSet broke downstream algorithms
- Add comprehensive tests with CCW order verification

* test(geometry): Achieve 100% test coverage for ConvexHull
 2025-10-19 18:17:19 +00:00
Indole Yi
4a97258189 feat(compression): Add LZW and Arithmetic Coding algorithms (#6799) 
* feat(compression): Add LZW and Arithmetic Coding algorithms

* test(compression): Improve test coverage for LZW and ArithmeticCoding

* style(compression): fix code style
 2025-10-19 18:11:22 +00:00
Yash Rajput
a7f0bab021 Adding ElasticCollision2D (#6802) 
* Adding ElasticCollision2D

* Fixing build issues.
 2025-10-19 17:00:32 +00:00
Saahil Mahato
b312567dc3 feat: add DDA line drawing algorithm (#6616) 
* feat: add DDA line drawing algorithm

* refactor: clang formatting

---------

Co-authored-by: Deniz Altunkapan <deniz.altunkapan@outlook.com>
 2025-10-18 11:41:01 +00:00
Harshendu Swarnakar
6b7d201657 Hierholzer path algorithm (#6822) 
* Added HierholzerEulerianPath algorithm

* Added Hierholzer Algorith to find Eulerian Path

* Added Hierholzer Algorith to find Eulerian Path

* Added Hierholzer Algorith to find Eulerian Path

* Added Hierholzer Algorith to find Eulerian Path

* Added Hierholzer Algorith to find Eulerian Path

* Added Hierholzer Algorith to find Eulerian Path

* Added Hierholzer Algorith to find Eulerian Path

---------

Co-authored-by: crashmovies <swarnakarharshendu420@gmail.com>
 2025-10-17 23:53:26 +02:00
Hardik Pawar
4858ec9af0 refactor: Enhance docs, code, add tests in `MaximumSumOfDistinctSubar… (#6649) 
* refactor: Enhance docs, code, add tests in `MaximumSumOfDistinctSubarraysWithLengthK`

* Fix

* Fix spotbug

* Fix

* Fix

* Fix

* Fix
 2025-10-17 07:53:39 +00:00
Yash Rajput
e1773e9165 Adding DampedOscillator code (#6801) 
* Adding DampedOscillator code

* Adding one more test case

* Adding one more test case

* Adding one more test case

* Fixing build issues.

* Fixing build issues.
 2025-10-16 23:19:09 +02:00
Sameer Prajapati
fb5a7653c1 feat: Add Hungarian Algorithm (Assignment Problem) with tests and reference [GRAPHS] (#6808) 
* feat(graph): add Hungarian Algorithm (assignment) with tests; update directory

* style(graph): split multiple variable declarations to satisfy Checkstyle
 2025-10-16 23:05:48 +02:00
Deniz Altunkapan
3519a91497 Update DIRECTORY.md (#6546) 
Co-authored-by: vil02 <vil02@users.noreply.github.com>
 2025-10-16 13:13:40 +03:00
dependabot[bot]
1a910b52d4 chore(deps): bump com.github.spotbugs:spotbugs-maven-plugin from 4.9.6.0 to 4.9.7.0 (#6796) 
chore(deps): bump com.github.spotbugs:spotbugs-maven-plugin

Bumps [com.github.spotbugs:spotbugs-maven-plugin](https://github.com/spotbugs/spotbugs-maven-plugin) from 4.9.6.0 to 4.9.7.0.
- [Release notes](https://github.com/spotbugs/spotbugs-maven-plugin/releases)
- [Commits](https://github.com/spotbugs/spotbugs-maven-plugin/compare/spotbugs-maven-plugin-4.9.6.0...spotbugs-maven-plugin-4.9.7.0)

---
updated-dependencies:
- dependency-name: com.github.spotbugs:spotbugs-maven-plugin
  dependency-version: 4.9.7.0
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
 2025-10-16 11:37:36 +02:00
Sameer Prajapati
1437036b19 feat(graph): add Push–Relabel max flow with tests and index (#6793) 
* feat(graph): add Push–Relabel max flow with tests and index

* style(checkstyle): reduce discharge parameter count via State holder

* chore(pmd): make discharge void and remove empty else; satisfy PMD

---------

Co-authored-by: a <alexanderklmn@gmail.com>
 2025-10-15 22:51:14 +02:00
Hardik Pawar
f8688ba38d refactor: Enhance docs, code, add tests in Means (#6750) 2025-10-15 09:14:00 +00:00
Hardik Pawar
c6497a23ec refactor: Enhance docs, code, add tests in LucasSeries (#6749) 2025-10-15 09:07:49 +00:00
Hardik Pawar
f460c601d3 refactor: Enhance docs, code, add tests in HeronsFormula (#6746) 
* refactor: Enhance docs, code, add tests in `HeronsFormula`

* Fix lint
 2025-10-15 08:56:57 +00:00
Hardik Pawar
d62b438fcd refactor: Enhance docs, code, add tests in HarshadNumber (#6745) 2025-10-15 08:46:17 +00:00
Hardik Pawar
219cc33588 refactor: Enhance docs, code, add tests in `LinearDiophantineEquation… (#6744) 
refactor: Enhance docs, code, add tests in `LinearDiophantineEquationsSolver`
 2025-10-15 08:42:16 +00:00
Microindole
ce6f7311f7 feat: Add RLE and Shannon-Fano compression algorithms (#6779) 
* feat: Add RLE and Shannon-Fano compression algorithms

* Fix: Resolve CI failures for compression algorithms

* chore: trigger CI rebuild
 2025-10-14 17:29:03 +00:00
Shivam Singh
b50d1d017b Added Sentinel Linear Search . (#6671) 
* Added Sentinel Linear Search .

* Fixed linter error

* Fixed linter errors

* Fixed linter errors in test fike

* Fixed linter errors in test file

* Fixed linter errors
 2025-10-14 17:22:15 +00:00
Priyanshu Kumar Singh
b316dcf1c6 [FEAT] Implement Flattening MultiLevel LinkedList (#6670) 
[FEAT] Implement Flattening Multilevel LinkedList

Co-authored-by: Priyanshu1303d <priyanshu130d@gmail.com>
 2025-10-14 08:56:21 +00:00