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204 Commits

Author SHA1 Message Date
Piotr Idzik
0b0cefe9f9 style: include UTAO_JUNIT_ASSERTION_ODDITIES_ACTUAL_CONSTANT (#7239) 2026-01-24 14:16:48 +01:00
Piotr Idzik
0f9139dc42 style: include UTAO_JUNIT_ASSERTION_ODDITIES_USE_ASSERT_NOT_EQUALS (#7229) 2026-01-22 09:24:45 +01:00
Piotr Idzik
0e8291e669 style: include UTAO_JUNIT_ASSERTION_ODDITIES_USE_ASSERT_NOT_NULL (#7226) 2026-01-21 10:55:09 +01:00
Gopesh Pandey
7339b9dfe9 Add distance between two points algorithm (#7218) 
* Add distance between two points algorithm

* Create DistanceBetweenTwoPointsTest.java

* DistanceBetweenTwoPoints.java

* Fix test file package and project structure

* Delete src/test/java/com/thealgorithms/DistanceBetweenTwoPointsTest.java

* Apply clang-format compliant formatting

* Apply clang-format

---------

Co-authored-by: a <19151554+alxkm@users.noreply.github.com>
 2026-01-19 21:36:03 +01:00
Chahat Sandhu
1b9373e71a feat: add Bell Numbers algorithm using Aitken's Array (#7219) 
* feat: added Bell Numbers algorithm using Aitken's Array

* style: applied clang-format fixes
 2026-01-19 09:59:58 +00:00
NYAMATHABAD KOUSHIK SAI
2707da25e3 Add recursive factorial implementation with tests (#7178) 
* Add recursive factorial implementation with tests

* [STYLE] Apply clang-format

* Move recursive factorial to recursion package and remove duplicate

* Move recursive factorial to recursion package and remove duplicate

* Apply clang-format to factorial recursion tests

* Apply clang-format to factorial recursion tests

---------

Co-authored-by: Koushik Sai <nyamathabadkoushik@gmail.com>
Co-authored-by: Deniz Altunkapan <deniz.altunkapan@outlook.com>
 2025-12-22 20:15:50 +00:00
Saniya Mane
7d51c7f320 Add additional edge cases to GCD unit tests (#7174) 
* Add additional edge cases to GCD unit tests

* Rename GCD test methods and add descriptive names

* Fix formatting in GCD tests

---------

Co-authored-by: Deniz Altunkapan <deniz.altunkapan@outlook.com>
 2025-12-18 07:55:03 +00:00
Rajuri Likhitha
2911a7b52c ExtendedEuclideanAlgorithm (#7172) 
* commit1

* Fix clang-format spacing in array declarations
 2025-12-17 22:14:12 +01:00
Taranjeet Singh Kalsi
d9f2ac8340 Added program to check Lucky number (#6962) 
added program for lucky number
 2025-12-14 10:29:14 +00:00
Taranjeet Singh Kalsi
ac6fef19dc Added program to check either number is Evil or Odious (#6958) 
added program for evil number
 2025-11-30 22:37:41 +00:00
Taranjeet Singh Kalsi
a9ba87c4b6 Added program to check Abundant number (#6961) 
added program for abundant number
 2025-11-28 08:51:28 +00:00
GOPISETTI NAVADEEP
c6880c195d feat: add Sieve of Eratosthenes algorithm (#7071) 
* feat: add Sieve of Eratosthenes algorithm

- Implement Sieve of Eratosthenes for finding prime numbers up to n
- Add comprehensive unit tests with edge cases
- Include JavaDoc documentation
- Time complexity: O(n log log n)
- Space complexity: O(n)

Resolves #6939

* fix: remove trailing spaces

* fix: apply clang-format
 2025-11-16 12:00:21 +00:00
Krishna
3979e824b7 Add Power of Four Check using bit manipulation (#7065) 
* Add Power of Four Check using bit manipulation

- Implements isPowerOfFour method using bit manipulation
- Checks if number is power of two and has bit at even position
- Includes comprehensive unit tests
- Fixes #6940

* Fix code formatting in PowerOfFourTest

* Move PowerOfFour classes to maths package

* Fix package declaration in PowerOfFourTest

* Fix code formatting in PowerOfFourTest

* Remove redundant import from PowerOfFourTest

* Remove unrelated file
 2025-11-15 18:36:01 +01:00
Taranjeet Singh Kalsi
98eecb9f16 Added program to check Smith number (#6955) 
added smith number program
 2025-11-15 09:32:06 +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
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
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
Hardik Pawar
f30d10117d refactor: Enhance docs, code, add tests in LeonardoNumber (#6743) 2025-10-13 07:42:10 +00:00
Hardik Pawar
387ecef310 refactor: Enhance docs, code, add tests in KeithNumber (#6748) 
* refactor: Enhance docs, code, add tests in `KeithNumber`

* Fix

---------

Co-authored-by: a <alexanderklmn@gmail.com>
 2025-10-12 23:37:24 +02:00
Hardik Pawar
297634d05f refactor: Enhance docs, code, add tests in KaprekarNumbers (#6747) 
Co-authored-by: a <alexanderklmn@gmail.com>
 2025-10-12 23:13:14 +02:00
Hardik Pawar
ff9fd2e2e4 refactor: Enhance docs, code, add tests in Median (#6751) 
Co-authored-by: a <alexanderklmn@gmail.com>
 2025-10-12 22:51:54 +02:00
Hardik Pawar
74ddea6747 refactor: Enhance docs, code, add tests in KrishnaMurthyNumber (#6742) 
* refactor: Enhance docs, code, add tests in `KrishnaMurthyNumber`

* Lint
 2025-10-12 20:04:32 +00:00
Banula Kumarage
61fbb1855c Dev: Add Zeller's Congruence utility class to calculate the day of the week (#6614) 
* Add Zeller's Congruence utility class and unit tests

* fixed identified bugs

* fixed pmd failure
 2025-10-09 20:36:20 +02:00
Ruturaj Jadhav
3c071c4e08 Added HappyNumber algorithm in maths section (#6571) 
* Added HappyNumber algorithm in maths section

* Fix Checkstyle: remove trailing spaces in HappyNumber

* Fix formatting: remove trailing spaces and apply clang-format

* Update HappyNumberTest.java

* Removed old HappyNumbersSeq.java as replaced by new HappyNumber.java
 2025-10-09 17:31:56 +00:00
Banula Kumarage
e788111420 Dev: Added Germain and Safe prime utility class (#6611) 
* feat: add Germain and Safe prime utility class with unit tests

* refactor the code

* fixed identified bugs

* fixed identified remaining bugs

---------

Co-authored-by: Deniz Altunkapan <93663085+DenizAltunkapan@users.noreply.github.com>
 2025-10-09 17:28:06 +00:00
Saahil Mahato
061463a4df feat: add sieve of atkin algorithm (#6709) 
* feat: add sieve of atkin algorithm

* fix: add full test coverage

* refactor: if condition braces

---------

Co-authored-by: a <alexanderklmn@gmail.com>
 2025-10-08 20:18:17 +02:00
Yash Rajput
b031a0bbba Adding PiApproximation algo (#6602) 
* Adding PiApproximation algo

* Added clang formatting

* Added private method

* checkstyle fix

* checkstyle fix

---------

Co-authored-by: Deniz Altunkapan <93663085+DenizAltunkapan@users.noreply.github.com>
 2025-10-08 12:16:14 +00:00
Saahil Mahato
9f985b2549 feat: add euler primality test (#6680) 
* feat: add euler primality test

* refactor: use fixed seed

* fix: more unit test coverage

* fix: add mock tests for edge cases

* fix: styling issues

* refactor: remove duplicate tests

* refactor: reduce static imports

* refactor: remove unnecessary tests

* refactor: move to maths package

---------

Co-authored-by: a <alexanderklmn@gmail.com>
 2025-10-06 20:23:32 +02:00
Banula Kumarage
6d5170999a Dev: Added NumberPersistence utility class to find multiplicative and additive persistance (#6612) 
* Add NumberPersistence utility class with multiplicative and additive persistence methods

* Fixed identified style issues
 2025-10-04 12:55:26 +02:00
Sriram kulkarni
d8ddb07b7e Added Sum of Squares Lagrange's Four Square algorithm implementation (#6583) 
* Add Sum of Squares algorithm implementation

* Format code and add Wikipedia URL for Lagrange's theorem

* Fixed clang-format issues

---------

Co-authored-by: Oleksandr Klymenko <alexanderklmn@gmail.com>
 2025-10-02 10:44:36 +03:00
Oleksandr Klymenko
31bf130e9e refactor: improving Median (#6404) 
refactor: improving Median

Co-authored-by: Deniz Altunkapan <93663085+DenizAltunkapan@users.noreply.github.com>
 2025-07-20 08:21:46 +00:00
Oleksandr Klymenko
a796f6dc41 testing: added unit tests for the BinaryPow.binPow (#6386) 
testing: added unit tests for the BinaryPow.binPow

Co-authored-by: Deniz Altunkapan <93663085+DenizAltunkapan@users.noreply.github.com>
 2025-07-17 15:32:48 +00:00
Oleksandr Klymenko
440b6f5edf testing: improve tests coverage AbsoluteValueTest (#6385) 
testing: improve tests coverage AbsoluteValueTest
 2025-07-17 17:29:45 +02:00
Oleksandr Klymenko
dd1a51b20f testing: add more cases for AverageTest (#6384) 
* testing: add more cases for AverageTest

* checkstyle: fix formatting
 2025-07-16 15:10:22 +00:00
Oleksandr Klymenko
933e929b54 refactor: refactor Ceil and improved tests (#6366) 
* refactor: refactor Ceil and improved tests

* checkstyle: remove redundant import

* refactor: fix edge cases

* refactor: fix checkstyle

* refactor: fix checkstyle import order
 2025-07-14 07:47:22 +02:00
Oleksandr Klymenko
fa2ca9db39 refactor: improve PythagoreanTriple logic and add parameterized tests (#6350) 2025-07-08 00:29:52 +03:00
Piotr Idzik
7602f1ef4c chore: suppress unchecked in selected classes (#6262) 2025-06-05 19:13:46 +03:00
Piotr Idzik
ec6f09c373 chore: suppress rawtypes in selected classes (#6261) 2025-06-05 14:23:28 +03:00
Hakim's Garage
769e4975f6 Add Parenthesis to MathBuilder (#6193) 2025-03-14 22:34:03 +02:00
Hakim's Garage
e6073f8fef Add math builder (#6190) 2025-03-12 18:35:21 +02:00
varada610
4ef06822ca Create package prime, matrix and games (#6139) 2025-01-27 11:10:41 +00:00
Muhammad Rizwan
0e0539ea6c Fix AbsoluteMin bug for equal absolute values (#6145) 
* fix-absolute-max-bug

* clang-format for added junit

* fix-absolute-min-bug
 2025-01-19 17:50:43 +01:00
Muhammad Rizwan
30d0c064a7 Fix absolute max bug (#6144) 2025-01-18 21:51:56 +02:00
BILLSARAN
754bf6c5f8 Add Goldbach's Conjecture algorithm (#6127) 2025-01-13 23:37:58 +02:00
Stanislav Belogolov
14db275c2b Improve Vampire Number (#6110) 2025-01-01 22:43:00 +00:00