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123 Commits

Author SHA1 Message Date
Piotr Idzik
8930ab5b16 Cleanup SumOfDigits and its tests (#4994) 2024-01-05 23:05:52 +02:00
Piotr Idzik
1ea95ffa92 Cleanup PerfectSquare and its tests (#4992) 2024-01-04 12:56:48 +02:00
AthinaSw
6a0c0585e4 Add cross-correlation and auto-correlation (#4984) 2024-01-03 20:11:07 +02:00
Piotr Idzik
9bebcee5c7 Make sumOfDigits long in HarshadNumber.isHarshad (#4973) 
fix: make `sumOfDigits` `long` in `HarshadNumber.isHarshad`
 2023-11-30 22:06:31 +05:30
Piotr Idzik
fc21a8bffe Explicitly cast result of Math.pow to long in Armstrong (#4972) 2023-11-30 10:50:09 +02:00
Anup Omkar
9dde8a7808 Add MatrixRank (#4571) 
* feat: adding matrix rank algorithm

* fix: formatting

* fix: adding comments, refactor and handling edge cases

* refactor: minor refactor

* enhancement: check matrix validity

* refactor: minor refactor and fixes

* Update src/main/java/com/thealgorithms/maths/MatrixRank.java

* feat: add unit test to check if input matrix is not modified while calculating the rank

---------

Co-authored-by: Anup Omkar <anup_omkar@intuit.com>
Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
Co-authored-by: Andrii Siriak <siryaka@gmail.com>
 2023-10-25 15:34:05 +02:00
Appari Satya Barghav
9dae389faa Herons : Changed the signature of the function (#4686) 
* Made changes to the code to correct the Logic of Armstrong Number

* Resolved the issues

* Trying to resolve the Linter error by changing Variable name

* Changed Variable Names : trying to resolve Clang error

* Chnged the signature of the function

* Added the Function documentation

* Added exception for parameters

* Resolved with suggested changes

* Resolved with Suggested changes

* fix: use proper logic

---------

Co-authored-by: vil02 <vil02@o2.pl>
 2023-10-23 23:09:42 +02:00
Pronay Debnath
24a8223062 Added [FEATURE REQUEST] Golden Ration formula to find Nth Fibonacci number #4505 (#4513) 
* Create FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Create FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Delete src/main/java/com/thealgorithms/maths/FibonacciNumberTest.java

* Create FibonacciNumberTest.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Create FibonacciCalculator.java

* Update FibonacciNumberTest.java

* Update and rename FibonacciCalculator.java to FibCalc.java

* Update FibonacciNumberTest.java

* Update FibCalc.java

* Update FibonacciNumber.java

* Delete src/test/java/com/thealgorithms/maths/FibCalc.java

* Create FibCalc.java

* Update FibonacciNumberTest.java

* Update FibCalc.java

* Update FibonacciNumberTest.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumber.java

* fix: use proper name

* fix: use proper class name

* tests: add `returnsCorrectValues`

* Update and rename FibCalc.java to Fibonacci.java

* Update Fibonacci.java

* Update FibonacciNumber.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update Fibonacci.java

* Update FibonacciNumber.java

* Update and rename FibCalcTest.java to FibonacciTest.java

* Update FibonacciNumber.java

* Update Fibonacci.java

* Update Fibonacci.java

* Update Fibonacci.java

* Update FibonacciTest.java

* Update Fibonacci.java

* Update src/main/java/com/thealgorithms/maths/Fibonacci.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update FibonacciTest.java

* Update FibonacciNumberTest.java

* Update FibonacciNumberTest.java

* Update FibonacciTest.java

* Update src/main/java/com/thealgorithms/maths/Fibonacci.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciTest.java

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

* Update src/main/java/com/thealgorithms/maths/Fibonacci.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/main/java/com/thealgorithms/maths/FibonacciNumber.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update src/test/java/com/thealgorithms/maths/FibonacciNumberTest.java

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

* Update FibonacciNumber.java

* Update FibonacciNumber.java

* Update Fibonacci.java

* Update FibonacciNumber.java

* Update and rename FibonacciNumber.java to FibonacciNumberGoldenRation.java

* Update and rename FibonacciNumberTest.java to FibonacciNumberGoldenRationTest.java

* Update Fibonacci.java

* Update FibonacciNumberGoldenRation.java

* Update FibonacciNumberGoldenRationTest.java

* Update FibonacciTest.java

* Update Fibonacci.java

* Update FibonacciNumberGoldenRationTest.java

* Update FibonacciNumberGoldenRationTest.java

* Update FibonacciNumberGoldenRation.java

* Update FibonacciNumberGoldenRation.java

* Update FibonacciNumberGoldenRationTest.java

* Update FibonacciNumberGoldenRationTest.java

* Update src/main/java/com/thealgorithms/maths/FibonacciNumberGoldenRation.java

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

* Update and rename Fibonacci.java to FibonacciLoop.java

* Update FibonacciNumberGoldenRation.java

* Update FibonacciNumberGoldenRationTest.java

* Update and rename FibonacciTest.java to FibonacciLoopTest.java

* Update FibonacciLoop.java

* Update FibonacciLoop.java

* Update FibonacciNumberGoldenRation.java

* docs: add missing dot

---------

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
Co-authored-by: vil02 <vil02@o2.pl>
 2023-10-13 21:23:30 +02:00
Ricardo Ramos
e9bbf35ff9 Add FloorTest and clean-up Floor (#4769) 
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Ricardo Ramos <0102016812@grupotel.corp>
 2023-10-12 00:21:53 +03:00
Abhinav Pandey
152e29034d Improved code readability and code quality (#4663) 
* Fixed Small typos :-)

* Update BufferedReader.java

* Made the following changes :

* Improved readability of files and removed gramatical errors.

* Implemented data assigning instead of manually calling arr.ylength in several instances like FindMax, FindMaxRecursion etc.

* Removed unwanted params from several files

* Implemented Math methods in files math/FindMinRecursion.java and FindMaxRecursion.java

* Update src/main/java/com/thealgorithms/maths/FindMinRecursion.java

---------

Co-authored-by: Debasish Biswas <debasishbsws.dev@gmail.com>
 2023-10-11 17:29:55 +05:30
Lukas
17fe4298b6 Add MaxValueTest and remove main from MaxValue (#4756) 
* Create MaxValueTest.java

* Update MaxValue.java
 2023-10-10 21:27:23 +02:00
Lukas
c6a22de12f Add MinValueTest and remove main from MinValue (#4713) 
* Update MinValue.java

* Create MinValueTest.java

* Revert "Create MinValueTest.java"

* Create MinValueTest.java

* Update MinValueTest.java

* Update MinValueTest.java

* Update MinValue.java

* Update src/test/java/com/thealgorithms/maths/MinValueTest.java

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

* Update src/test/java/com/thealgorithms/maths/MinValueTest.java

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

* Update src/main/java/com/thealgorithms/maths/MinValue.java

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

---------

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
 2023-10-09 17:17:02 +02:00
Lukas
064ca8f591 cleanup FindMinRecursion (#4568) 
* Create FindMinRecusionTest.java

* Update FindMinRecursion.java

* Update FindMinRecursion.java

* Update FindMinRecursion.java

* Rename FindMinRecusionTest.java to FindMinRecursionTest.java

* Update FindMinRecursionTest.java

* style: remove unused imports

---------

Co-authored-by: vil02 <65706193+vil02@users.noreply.github.com>
 2023-10-05 22:01:27 +02:00
Appari Satya Barghav
a3a2d845d5 Made changes to the code to correct the Logic of Armstrong Number (#4619) 
* Made changes to the code to correct the Logic of Armstrong Number

* Resolved the issues

* Trying to resolve the Linter error by changing Variable name

* Changed Variable Names : trying to resolve Clang error
 2023-10-04 20:02:49 +05:30
Lukas
8dc5505323 Add FindMaxRecursionTest (#4431) 
* Update FindMaxRecursion.java

* Create FindMaxRecusionTest.java

* Update and rename FindMaxRecusionTest.java to FindMaxRecursionTest.java

* Update FindMaxRecursion.java

* Update FindMaxRecursion.java

* Update src/test/java/com/thealgorithms/maths/FindMaxRecursionTest.java

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

* Update src/test/java/com/thealgorithms/maths/FindMaxRecursionTest.java

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

* Update src/main/java/com/thealgorithms/maths/FindMaxRecursion.java

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

* Update FindMaxRecursion.java

* Update FindMaxRecursionTest.java

* Update FindMaxRecursionTest.java

* Update FindMaxRecursion.java

* Update src/main/java/com/thealgorithms/maths/FindMaxRecursion.java

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

* Update FindMaxRecursion.java

* Update FindMaxRecursion.java

* Update FindMaxRecursion.java

* Update FindMaxRecursion.java

* Update FindMaxRecursion.java

* Update src/main/java/com/thealgorithms/maths/FindMaxRecursion.java

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

---------

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
 2023-10-01 18:21:29 +00:00
Bharath Sanjeevi T
37b3844b98 Add SecondMinMax (#4432) 
* Added Second Min/Max program

* Clang-format-lint error resolved

* Clang-format-error 2

* Added Program to find Second Minimum/Maximum element

* Test File & few changes

* Clang-lint-error resolved

* Maven Build Error Resolved

* Clang-lint-error resolved

* Clang-lint-error resolved 2

* Changes Resolved

* Test Arguements are Streamed

* Clang-lint-error resolved

* incresed code reusability

* Added Program to find Second Min / Max

* Program to find Second Min / Max

* Program to find Second Minimum / Maximum

* Program to find Second Best Number

* style: mark `initialVal` as `final`

* style: resolve `MultipleVariableDeclarations`

Each variable declaration must be in its own statement.

---------

Co-authored-by: Piotr Idzik <65706193+vil02@users.noreply.github.com>
 2023-10-01 15:28:37 +00:00
Lukas
bf777fff8f Remove array len + Math.min (#4405) 2023-09-26 18:31:16 +03:00
Lukas
cada67b1eb Remove array len + Math.max (#4401) 2023-09-25 19:10:04 +00:00
Piotr Idzik
d6024f9cd4 Make FindMin a proper utilty class (#4397) 2023-09-24 10:25:28 +00:00
Piotr Idzik
fa77b50ef9 style: make FindMax a proper utilty class (#4398) 2023-09-24 13:55:19 +05:30
Lukas
ad4be217d4 Update FindMax.java (#4396) 2023-09-24 09:11:36 +02:00
Lukas
c1476d796c Make FindMin more efficient (#4389) 2023-09-24 06:26:05 +00:00
Piotr Idzik
58c21c5756 refactor: simplify ParseInteger (#4376) 2023-09-16 21:57:03 +03:00
Abhinav Pandey
81f38174a6 Fix small typos (#4357) 2023-09-08 16:10:22 +03:00
Punit Patel
a96ad84fac Add different types of Mean (#4339) 2023-09-02 17:22:28 +00:00
Piotr Idzik
f010a47608 chore: enforce InsertNewlineAtEOF in clang-format (#4343) 
* style: insert newline at eof

* style: use `InsertNewlineAtEOF` in `clang-format`

* fix: use `clang-format-16`

* chore: update clang-format-lint-action to v0.16.2

---------

Co-authored-by: Debasish Biswas <debasishbsws.dev@gmail.com>
 2023-09-01 04:10:46 +00:00
Bama Charan Chhandogi
80a4435038 Add tests for power using recursion algorithm (#4335) 2023-08-28 07:03:27 +00:00
tomkrata
ebd356e182 Add Miller-Rabin Primality Test (#4329) 2023-08-27 20:07:27 +00:00
Himesh Kohad
07945c7704 Add StrobogrammaticNumber (#4278) 2023-08-11 12:22:14 +00:00
Piotr Idzik
c4a9ef1566 Add PowerOfTwoOrNotTest (#4279) 2023-08-04 12:31:47 +00:00
Piotr Idzik
ee23b6c2e5 Add tests for GenericRoot (#4276) 2023-08-03 23:14:59 +03:00
Piotr Idzik
087d523ed0 Make Factorial a proper utility class (#4267) 2023-07-29 08:15:03 +03:00
Albina Gimaletdinova
f83008d80a Refactor factorial, add unit tests (#4266) 2023-07-28 22:02:04 +03:00
Albina Gimaletdinova
fc274c84f8 Fix style in AmicableNumbers (#4263) 2023-07-26 16:52:46 +03:00
Albina Gimaletdinova
dec3b98e4b Refactor FibonacciJavaStreams and add unit tests (#4260) 2023-07-25 22:42:09 +03:00
Piotr Idzik
3c80e262a7 Update ReverseNumber (#4257) 
- removes an unused import,
- fixes the order of the of the _modifiers_ in the definition of the class `ReverseNumber`.
 2023-07-25 14:14:59 +08:00
Piotr Idzik
06ef351987 Add tests for SumOfArithmeticSeries (#4256) 2023-07-24 19:25:40 +03:00
Piotr Idzik
e897a93166 Fix formatting of NthUglyNumber (#4248) 2023-07-23 11:16:35 +00:00
HManiac74
2488a2ad51 Code cleanup (#4246) 2023-07-22 15:23:00 +00:00
Albina Gimaletdinova
2456d86432 Add unit tests for ParseInteger (#4228) 2023-07-02 11:31:55 +03:00
Albina Gimaletdinova
4b45ac7e71 Add unit tests for PalindromeNumber (#4227) 2023-07-01 18:29:10 +00:00
Albina Gimaletdinova
8862a4dea5 Add unit tests for FibonacciNumberCheck (#4225) 2023-07-01 20:52:52 +03:00
THIRUMURUGAN
05ca93eace Rename surfaceAreaTriangle for clarity (#4220) 2023-06-23 19:39:10 +03:00
acbin
415a04ea7f Add automatic linter (#4214) 2023-06-09 20:05:14 +08:00
acbin
00282efd8b style: format code (#4212) 
close #4204
 2023-06-09 18:52:05 +08:00
Piotr Idzik
22002c9939 Generalize NthUglyNumber (#4209) 2023-06-02 14:17:26 +03:00
Piotr Idzik
4bbc4bd69f Refactor ReverseNumber (#4208) 2023-05-31 09:07:55 +03:00
Piotr Idzik
96c1a96647 Fix empty input handling in FindMax (#4206) 2023-05-28 23:45:13 +03:00
Piotr Idzik
4f15149804 style: handle empty input array in FindMin.findMin (#4205) 
* tests: add test case with mininum not being at the beginning

* style: throw IllegalArgumentException when input is empty

* style: use enhanced for loop

* docs: update doc-str
 2023-05-28 16:38:44 +05:30
Piotr Idzik
e14b30b88c Fix empty input handling in GCD (#4199) 2023-05-27 17:58:56 +03:00