Added Problem 33 #1440
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Added Problem 33 #1440
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itsvinayak
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Oct 30, 2019
itsvinayak
approved these changes
Oct 31, 2019
BurhanH
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May 18, 2020
* Improve doctest and comment for maximum sub-array problem (#1503)
* Doctest and comment for maximum sub-array problem
More examples and description for max_sub_array.py
* Update max_sub_array.py
* Update max_sub_array.py
* Fix doctest
* Page replacement algorithm, LRU (#871)
* Page replacement algorithm, LRU
* small rectifications
* Rename paging/LRU.py to other/least_recently_used.py
* Addition of Secant Method (#876)
* Add files via upload
* Update secant_method.py
* Remove unused import
* Remove unused import
* Create GAN.py (#1445)
* Create GAN.py
* gan update
* Delete train-labels-idx1-ubyte.gz
* Update GAN.py
* Update GAN.py
* Delete GAN.py
* Create gan.py
* Update gan.py
* input_data import file
* Update dictionary.txt (#1507)
Added a new word Microfinance. This is one of the recently added word in oxford dictionary
* Update greatest_common_divisor.py (#1513)
Add Doctests.
* Update palindrome.py (#1509)
* Update palindrome.py
Add Doctests.
* Use test_data to drive the testing
* :white_check_mark: added tests for Perceptron in Neural Networks (#1506)
* :white_check_mark: added tests for Perceptron in Neural Networks
* Space
* Format code with psf/black
* Add doctests to other/word_patterns.py (#1518)
* Create prime_numbers.py (#1519)
* Create prime_numbers.py
* Update prime_numbers.py
* Update basic_maths.py (#1517)
* Update basic_maths.py
Add Doctests.
* Update basic_maths.py
* Add a space to fix the doctest
* Factors of a number (#1493)
* Factors of a number
* Update factors.py
* Fix mypy issue in basic_maths.py
* Fix mypy error in perceptron.py
* def primes(max: int) -> List[int]:
* Update binomial_heap.py
* Add a space
* Remove a space
* Add a space
* average_mode.py (#1491)
* Add files via upload
Finds the mode in the input data.
* Update average_mode.py
* Update average_mode.py
* Update average_mode.py
* Update average_mode.py
* Update average_mode.py
* Update average_mode.py
* Tabs do not belong in Python files!
* Simplified DES (#1382)
* Simplified DES
* Add files via upload
Diffie Hellman algorithm to generate a secret key.
* Update sdes.py
* Format code with psf/black and add doctests
* Update quick_select.py (#1523)
* Update quick_select.py
Add Doctests.
* Add typehints
* Don't pre-allocate "smaller" and "larger"
* Doctest, type hints and bug in LIS_O(nlogn) (#1525)
* Update longest_increasing_subsequence_o(nlogn).py
* Update longest_increasing_subsequence_o(nlogn).py
* Euler Problem 27 solution script Added (#1466)
* Add files via upload
* Update DIRECTORY.md
* Create sol1.py
* Update sol1.py
* Create __init__.py
* Update DIRECTORY.md
* Delete isotonic.py
* Update sol1.py
* Problem_27_project_euler
* project_euler/Problem_27/sol1.py
* project_euler/Problem_27/sol1.py
* project_euler/problem_27/
* project_euler/problem_27
* project_euler/problem_27
* update sol1 of Euler Problem 27 solution script Added
* Remove slow test, wrap long comments, format with psf/black
* Delete __init__.py
* Add type hints
* Add doctests to function is_prime()
* Rename project_euler/problem_27/project_euler/problem_27/sol1.pysol1.py to project_euler/problem_27/problem_27_sol1.py
* perfect square (#1534)
* perfect square
* perfect square
* Added Problem 33 (#1440)
* Create sol1.py
* Create __init__.py
* Update sol1.py
* corrected range
* Update sol1.py
* update factorial (#1535)
* update factorial
* update factorial
* add max sum contigous subsequence (#1537)
* add max sum contigous subsequence
* fix typo
* Add doctest and type hints
* Create autoblack.yml
* recursive quick sort (#1536)
* recursive quick sort
* recursive quick sort
* Delete recursive-quick-sort
* Update recursive-quick-sort.py
* Non-recursive Segment Tree implementation (#1543)
* Non-recursive Segment Tree implementation
* Added type hints and explanations links
* Travis CI: Write & print DIRECTORY.md on one line (#1542)
* travis test
* travis pull ID test
* get pr branch test
* retry pr build
* test pushing back - probable git error for origin 'not found'
* github auth?
* add .sh
* chmod
* add index update for permission fix
* run sh for script
* add all
* add pull directory
* fetch pr branch
* swap placement of adding commits
* rotate
* quit trying to update Travis
* formatting leftovers
* Travis CI: Write & print DIRECTORY.md on one line
* added solution 1 for problem_99 in project_euler (#1545)
* Create sol1.py
* Create __init__.py
* Update sol1.py
* corrected range
* Add files via upload
* Update DIRECTORY.md
* Create sol1.py
* Update sol1.py
* Create __init__.py
* Update DIRECTORY.md
* Delete isotonic.py
* Update sol1.py
* Problem_27_project_euler
* project_euler/Problem_27/sol1.py
* project_euler/Problem_27/sol1.py
* project_euler/problem_27/
* project_euler/problem_27
* project_euler/problem_27
* update sol1 of Euler Problem 27 solution script Added
* Remove slow test, wrap long comments, format with psf/black
* Delete __init__.py
* Add type hints
* Add doctests to function is_prime()
* Rename project_euler/problem_27/project_euler/problem_27/sol1.pysol1.py to project_euler/problem_27/problem_27_sol1.py
* Added Problem 33
* added solution 1 for problem_99
* update added solution 1 for problem_99
* update
* Update sol1.py
* add floor() (#1551)
* ceil and floor
* ceil and floor
* Porta cipher (#1550)
* directory_writer
* add porta cipher for #1492
* formatting and one line comprehensions
* remove directory_writer
* indentions
* Wrap long lines
* Doctest and typing for longest_increasing_subsequence.py (#1526)
* Update longest_increasing_subsequence.py
* Update longest_increasing_subsequence.py
* Format longest_increasing_subsequence.py to PEP8
* Update longest_increasing_subsequence.py
* Add sol3 for project_euler problem_03 (#1553)
* Add sol3 for project_euler proble_03
* Update sol3.py
add type hint
remove unused variable
* Format code with psf/black
* added rsa_factorization.py (#1556)
* added RSA_factorization.py
This algorithm can effectively factor RSA large prime N given public key e and private key d.
* Rename RSA_factorization.py to rsa_factorization.py
* Add definitions for d, e, and N
* Improved on Singly Linked List Programs (#1558)
* Improved Singly Linked List
Added String Representations of Nodes and Linked Lists
Added support for indexing and changing of Node data using indices.
* Added a few comments to Linked Lists
* Reformatted to conform to PEP8
* Added from_sequence.py
Convert a Python List to Linked List comprising of Nodes and return head.
* Added print_reverse.py
Recursive program to print the elements of a Linked List in reverse.
* Change 'is not None' for more Pythonicness
* Fix bug in bellman_ford.py (#1544)
* Python Program that fetches top trending news (#1559)
* Python Program that fetches top trending news
* Python Program that fetches top trending news
* Revisions in Fetch BBC News
* Added a new Python script and some changes in existing one (#1560)
* Python Program that fetches top trending news
* Python Program that fetches top trending news
* Revisions in Fetch BBC News
* psf/black Changes
* Python Program to send slack message to a channel
* Slack Message Revision Changes
* Moved to TheAlgorithms/Jupyter (#1563)
https://github.com/TheAlgorithms/Jupyter/tree/master/other
* Panagram Script Added (#1564)
* Python Program that fetches top trending news
* Python Program that fetches top trending news
* Revisions in Fetch BBC News
* psf/black Changes
* Python Program to send slack message to a channel
* Slack Message Revision Changes
* Python Program to check Palindrome String
* Doctest Added
* Python Program to check whether a String is Panagram or not
* Python Program to check whether a String is Panagram or not
* Check Panagram Script Added
* Panagram Script Added
* Anagram Script Changes
* Anagram Alphabet Check Added
* Python Program to fetch github info
* add sol3 to project_euler/problem_08 (#1557)
* Add sol3 for project_euler proble_03
* Update sol3.py
add type hint
remove unused variable
* Format code with psf/black
* add sol3 to project_euler/problem_08, modify the stepsize of the loop,will be faster than sol1
* GitHub Action formats our code with psf/black (#1569)
* GitHub Action formats our code with psf/black
@poyea Your review please.
* fixup! Format Python code with psf/black push
* directory_writer (#1) (#1549)
* directory_writer
* fixup: Format Python code with psf/black
* fixup: DIRECTORY.md
* fix implementation errors. (#1568)
I revised my implementation and found out that I have miss a inner loop for t. x and y should be recalculated everytime when t is divisble by 2. I have also included a more readble source for this algorithm.
* Remove Duplicate Script Added (#1570)
* Added Remove duplicate script and updated requirements.txt
* Requirements.txt Updated
* Remove Duplicate Script Added
* Directory Modified
* Directory.md Updated
* changed implementation of GitHub action to auto update DIRECTORY.md (#1571)
* changed implementation of GitHub action to auto update DIRECTORY.md
* updating DIRECTORY.md
* || true (#1572)
* || true
* 3.8
* python: 3.x
* Fix indentation contains tabs (flake8 E101,W191) (#1573)
* Word Occurence Script Added (#1576)
* Word Occurence Script Added
* Word Occurence Script Updated
* Added doctest using collections.Counter
https://docs.python.org/3/library/collections.html#collections.Counter
* Add pytest-cov (#1578)
* Add pytest-cov
Also added coverage report in .travis.yml file.
* updating DIRECTORY.md
* Sort by missing statements
* sort = Cover
* Remove code with side effects from main (#1577)
* Remove code with side effects from main
When running tests withy pytest, some modules execute code in main scope
and open plot or browser windows.
Moves such code under `if __name__ == "__main__"`.
* fixup! Format Python code with psf/black push
* Adding circular_queue.py (#1574)
* Create circular_queue.py
Circular Queue implementation using python list with fixed range.
* Update circular_queue.py
* Update circular_queue.py
* Update circular_queue.py
* Update circular_queue.py
* Update circular_queue.py
* doctest: Catch "Exception: UNDERFLOW"
* Deal with the fluent interface for cq.enqueue()
* Test the fluent interface
* Reverse Words (#1581)
* Word Occurence Script Added
* Word Occurence Script Updated
* Added doctest using collections.Counter
https://docs.python.org/3/library/collections.html#collections.Counter
* Reverse Word Script Added
* Reverse Word Script Added
* Reverse Word Script Added
* Reverse Word Script Added
* Word Occurence Script Added
* Reverse Word Script Added
* Reverse Word Script Added
* Reverse Words DocTest Updated
* Word Occurence Updated
* Doctest Updated
* Doctest Updated
* Doctest Updated
* Adds operations for circular linked list (#1584)
* Adds, append, len, print operations for circular linked list
* Adds, prepend support
* Adds, delete from front of the list
* Adds, delete_rear support
* Adds, method documentations
* Adds, type checking and doctests
* Updates doctest for delete ops
* Addressing requested changes
* Removes unused import
* Fixes failing doctests
* Minor modifications...
* Improve bellman_ford.py (#1575)
* Fix out of range error in bellman_ford.py
* Update bellman_ford.py
* fixup! Format Python code with psf/black push
* Enhance the print function
* fixup! Format Python code with psf/black push
* Update gaussian_filter.py (#1548)
* Update gaussian_filter.py
Changed embedded for loops with product. This way range(dst_height) is called only once, instead of being called $dst_height.
* Update gaussian_filter.py
fixed missing width
* Tabs --> spaces in quine_mc_cluskey.py (#1426)
* Tabs --> spaces in quine_mc_cluskey.py
* fixup! Format Python code with psf/black push
* Fractional knapsack (#1524)
* Add files via upload
* Added doctests, type hints, f-strings, URLs
* Rename knapsack.py to fractional_knapsack.py
* Rename graphs/fractional_knapsack.py to dynamic_programming/fractional_knapsack_2.py
* Update README.md (#1588)
* Update README.md
* python -m unittest -v
* added current stock price (#1590)
* added current stock price
* Ten lines or less
* Implemented simple keyword cipher (#1589)
* Implemented simple keyword cipher
* Added documentation and improved input processing
* Allow object's hash function to be called
* added to string functionality
* reverted
* Revised according to pull request #1589
* Optimized imports
* Update simple_keyword_cypher.py
* Update hash_table.py
* Update singly_linked_list.py (#1593)
* Update singly_linked_list.py
printing current.data rather than node address in __repr__ for a more readable print statement
* eval(repr(c)) == c
The output of `__repr__()` _should look like a valid Python expression that could be used to recreate an object with the same value_.
https://docs.python.org/3.4/reference/datamodel.html#object.__repr__
* += --> +
* Adding Linear Discriminant Analysis (#1592)
* Adding new file to the machine_learning directory
* Adding initial documentation
* importing modules
* Adding Normal_gen function
* Adding Y_gen function
* Adding mean_calc function
* Adding prob_calc function
* Adding var_calc function
* Adding predict function
* Adding accuracy function
* Adding main function
* Renaming LDA file
* Adding requested changes
* Renaming some of functions
* Refactoring str.format() statements to f-string
* Removing unnecessary list objects inside two functions
* changing code style in some lines
* Fixing y_generator function
* Refactoring 'predict_y_values' function by using list comprehensions
* Changing code style in import statements
* Refactoring CLI code block
* fixup! Format Python code with psf/black push
* No lines longer than 88 characters
* GitHub Action to mark stale issues and pull requests (#1594)
* converting generator object to a list object (#1602)
* converting generator object to a list object
* Refactor: converting generator object to a list object
* fixup! Format Python code with psf/black push
* Typo in a comment (#1603)
* add a generic heap (#906)
* add a generic heap
* Delete __init__.py
* Rename data_structures/Heap/heap_generic.py to data_structures/heap/heap_generic.py
* Add doctests
* Fix doctests
* Fix doctests again
* Improve prim.py (#1226)
* suiting PEP8
* create auxiliary function
* running example
* updating DIRECTORY.md
* Pythagoras (#1243)
* add pythagoras.py
* function distance
* run as script
* Update pythagoras.py
* Code for Eulers Totient function (#1229)
* Create eulersTotient.py
* Rename eulersTotient.py to eulers_totient.py
* Update eulers_totient.py
* fixed bug (#1610)
Removed comma from print statement causing and error.
* Added Multilayer Perceptron (sklearn) (#1609)
* Added Multilayer Perceptron ( sklearn)
* Rename MLPClassifier.py to multilayer_preceptron_classifier.py
* Rename multilayer_preceptron_classifier.py to multilayer_perceptron_classifier.py
* Update multilayer_perceptron_classifier.py
* address merge_soft duplicate files (#1612)
Here the old file merge_sort_fastest is renamed to unknown_sort. Because it is not merge sort algorithm.
Comments are updated accordingly.
* add the index calculation class at digital_image_processing and the hamming code algorithm at hashes (#1152)
* add the index calculation at difital_image_processing file
* make changes at index_calculation
* update the variables to self variables at functions
* update the word wrap in comments at index_calculation
* add the hamming code algorithm
* Wrap long lines
* pigeonhole sorting in python (#364)
* pigeonhole sorting in python
* variable name update in pigeonhole_sort.py
* Add doctest
* improved prime numbers implementation (#1606)
* improved prime numbers implementation
* fixup! Format Python code with psf/black push
* fix type hint
* fixup! Format Python code with psf/black push
* fix doctests
* updating DIRECTORY.md
* added prime tests with negative numbers
* using for instead filter
* updating DIRECTORY.md
* Remove unused typing.List
* Remove tab indentation
* print("Sorted order is:", " ".join(a))
* Improved readability (#1615)
* improved readability
* further readability improvements
* removed csv file and added f
* Simplify sudoku.is_completed() using builtin all() (#1608)
* Simplify sudoku.is_completed() using builtin all()
Simplify __sudoku.is_completed()__ using Python builtin function [__all()__](https://docs.python.org/3/library/functions.html#all).
* fixup! Format Python code with psf/black push
* Update sudoku.py
* fixup! Format Python code with psf/black push
* Old style exception -> new style for Python 3
* updating DIRECTORY.md
* Update convex_hull.py
* fixup! Format Python code with psf/black push
* e.args[0] = "msg"
* ValueError: could not convert string to float: 'pi'
* Update convex_hull.py
* fixup! Format Python code with psf/black push
* Adding doctests into LDA algorithm (#1621)
* Adding doctests into <gaussian_distribution> function
* Adding doctests into <y_generator> function
* Adding doctests into <calculate_mean> function
* Adding doctests into <calculate_probabilities> function
* Adding doctests into <calculate_variance> function
* Adding doctests into <predict_y_values> function
* Adding doctests into <accuracy> function
* fixup! Format Python code with psf/black push
* Update convex_hull.py
* Update convex_hull.py
* Fixed issue #1368 (#1482)
* Changed as suggested
Now return in same format as oct() returns
* Slight change
* Fixed issue #1368, return values for large number now is fixed and does not return in scientific notation
* Update decimal_to_octal.py
* Update odd_even_transposition_parallel.py (#1458)
* Update odd_even_transposition_parallel.py
* arr = OddEvenTransposition(arr)
* digital_image_processing/convert_to_negative (#1216)
* digital_image_processing/convert_to_negative
* added doc
* added test code
* Update convert_to_negative.py
* Image processing algorithms added (#616)
* Image processing algorithms added
* Example images included
* Issues resolved
* class added
* Naming issues fixes
* Create file_path
* Remove \r from strings (#1622)
* Remove \r from strings
* Satisfy tensorflow with numpy>=1.17.4
* Update find_min.py (#1627)
Line 5: :return: max number in list
"max" must be "min"
* Harmonic Geometric and P-Series Added (#1633)
* Harmonic Geometric and P-Series Added
* Editing comments
* Update and rename series/Geometric_Series.py to maths/series/geometric_series.py
* Update and rename series/Harmonic_Series.py to maths/series/harmonic_series.py
* Update and rename series/P_Series.py to maths/series/p_series.py
* Bug Fixed in newton_raphson_method.py (#1634)
* Bug Fixed
* Fixed newton_raphson_method.py
* Fixed newton_raphson_method.py 2
* Fixed newton_raphson_method.py 3
* Fixed newton_raphson_method.py 4
* Fixed newton_raphson_method.py 5
* Fixed newton_raphson_method.py 6
* Update newton_raphson_method.py
* Update newton_raphson_method.py
* # noqa: F401, F403
* newton_raphson
* newton_raphson
* precision: int=10 ** -10
* return float(x)
* 3.1415926536808043
* Update newton_raphson_method.py
* 2.23606797749979
* Update newton_raphson_method.py
* Rename newton_raphson_method.py to newton_raphson.py
* adding doctests on coin_change.py and fixed some typos (#1337)
* adding doctests on coin_change.py
* fixed some typos
* Update lib.py
* file iterating_through_submasks.py for given mask is added in dynamic_programming (#1635)
* new file *iterating_through_submasks* is added in dynamic_programming section
* no changes
* *iterating_through_submasks.py is added in dynamic_programming
* iterating_through_submasks is added with doctests
* iterating_through_submasks.py is added in dynamic_programming
* changes made in *iterating_through_submasks.py
* changes made in *iterating_through_submasks.py
* updated
* Add docstr and algorithm to BFS shortest path module (#1637)
* Add docs and type alias to bfs_shortest_path.py
* Add bfs_shortest_path_distance algorithm
* Make requested changes
* other/integeration_by_simpson_approx.py is added for approximate integeration (#1638)
* new file *iterating_through_submasks* is added in dynamic_programming section
* no changes
* *iterating_through_submasks.py is added in dynamic_programming
* iterating_through_submasks is added with doctests
* iterating_through_submasks.py is added in dynamic_programming
* changes made in *iterating_through_submasks.py
* changes made in *iterating_through_submasks.py
* updated
* *other/integeration_by_simpson_approx.py added
* *other/integeration_by_simpson_approx.py Added for integeration
* Delete iterating_through_submasks.py
* Delete DIRECTORY.md
* Revert "updated"
This reverts commit 73456f85de03782b7d3c794eca8390a4fe87037c.
* changes made *integeration_by_simpson_approx.py
* update2
Co-authored-by: Christian Clauss <cclauss@me.com>
* Fixed warning string for Key B = 0 (#1639)
* Fixed warning string for Key B = 0
* Update affine_cipher.py
* Update affine_cipher.py
* decrypt_message(encrypt_message())
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create roman_to_integer.py (#1636)
* added roman to integer conversion (LeetCode No. 13)
* updated directory to include Roman to Integer
* Delete DIRECTORY.md
* Update roman_to_integer.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update binary_search_tree.py (#1339)
* Update binary_search_tree.py
remove some bugs
* Update binary_search_tree.py
* Update binary_search_tree.py
* Update binary_search_tree.py
* Update binary_search_tree.py
* Update binary_search_tree.py
* Update binary_search_tree.py
* testlist = (8, 3, 6, 1, 10, 14, 13, 4, 7)
* Update .travis.yml
Co-authored-by: Christian Clauss <cclauss@me.com>
* Stack using double linked list (#1413)
* Stack using double linked list
* Test with doctests
* Update stack_using_dll.py
* Update stack_using_dll.py
* Update stack_using_dll.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added binary exponentiaion with respect to modulo (#1428)
* Added binary exponentiaion with respect to modulo
* Added miller rabin: the probabilistic primality test for large numbers
* Removed unused import
* Added test for miller_rabin
* Add test to binary_exp_mod
* Removed test parameter to make Travis CI happy
* unittest.main() # doctest: +ELLIPSIS ...
* Update binary_exp_mod.py
* Update binary_exp_mod.py
* Update miller_rabin.py
* from .prime_check import prime_check
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update back_propagation_neural_network.py (#1342)
* Update back_propagation_neural_network.py
Added comments below functions
* Update back_propagation_neural_network.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* actions/checkout@v2 (#1643)
* actions/checkout@v2
https://github.com/actions/checkout/releases
* fixup! Format Python code with psf/black push
* pyupgrade --py37-plus **/*.py (#1654)
* pyupgrade --py37-plus **/*.py
* fixup! Format Python code with psf/black push
* Dijkstra's Bankers algorithm (#1650)
* Dijkstra's Bankers algorithm
@bluedistro, Your review please. A second shot at #1645
Implementation of the Dijkstra's Banker's algorithm with test examples and a comprehensible description.
* fixup! Format Python code with psf/black push
* Delete back_propagation_neural_network.py
* Create back_propagation_neural_network.py
* fixup! Format Python code with psf/black push
* Add files via upload (#1657)
* update volumes with type hints + some refactoring (#1353)
* update volumes with type hints + some refactoring
* added docstrings
* Use float instead of ints in doctest results
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create deque_doubly.py (#1652)
* Create deque_doubly.py
Implementing Deque ADT using Doubly Linked List....
* Update deque_doubly.py
* Update deque_doubly.py
Adding doctest
* Update doctest of deque_doubly.py
* Update deque_doubly.py
* linked_list.
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create get_imdb_top_250_movies_csv.py (#1659)
* Create get_imdb_top_250_movies_csv.py
* Update get_imdb_top_250_movies_csv.py
* Update get_imdb_top_250_movies_csv.py
* get_imdb_top_250_movies()
Co-authored-by: Christian Clauss <cclauss@me.com>
* New Code!!(Finding the N Possible Binary Search Tree and Binary Tree from Given N node Number) (#1663)
* Code Upload
* Code Upload
* Delete n_possible_bst
* Find the N Possible Binary Tree and Binary Tree from given Nth Number of Node.
* Update in Test
* Update and rename n_possible_bst.py to number_of_possible_binary_trees.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* added hill climbing algorithm (#1666)
* added hill climbing algorithm
* Shorten long lines, streamline get_neighbors()
* Update hill_climbing.py
* Update and rename optimization/hill_climbing.py to searches/hill_climbing.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* number of Possible Binary Search Tree and Binary Tree. (#1670)
* Code Upload
* Code Upload
* Delete n_possible_bst
* Find the N Possible Binary Tree and Binary Tree from given Nth Number of Node.
* Update in Test
* Update and rename n_possible_bst.py to number_of_possible_binary_trees.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Typos in comments in hill_climbing.py (#1667)
* Typos in comments in hill_climbing.py
* fixup! Format Python code with psf/black push
* Update and rename lca.py to lowest_common_ancestor.py (#1664)
* Update and rename lca.py to lowest_common_ancestor.py
* fixup! Format Python code with psf/black push
* Added to maths and strings (#1642)
* Added to maths and strings
* added changes suggest by cclauss
* git add DIRECTORY.md (#1674)
* git add DIRECTORY.md
* updating DIRECTORY.md
* Added Strassen divide and conquer algorithm to multiply matrices. (#1648)
* Added Strassen divide and conquer algorithm to multiply matrices
* Divide and conquer algorith to calculate pow(a,b) or a raised to the power of b
* Putting docstring inside the function.
* Added doctests
* Corrects failing check in master (#1676)
* Add a program to evaluate a string in prefix notation (Polish Notation) (#1675)
* Create infix_evaluation.py
* fix doctests
* Rename infix_evaluation.py to prefix_evaluation.py
* Add prefix_evaluation.py to directory
* A recursive insertion sort (#1683)
* A recursive insertion sort
* added doctests and typehints
* Create pull_request_template.md (#1684)
* Create pull_request_template.md
* fixup! Format Python code with psf/black push
* Update pull_request_template.md
* updating DIRECTORY.md
* Update pull_request_template.md
* Update pull_request_template.md
* Update pull_request_template.md
* Update pull_request_template.md
* Update pull_request_template.md
* Typos and formatting
Co-authored-by: John Law <johnlaw.po@gmail.com>
* enhance swapping code in link (#1660)
* enhance swapping code in link
* heapify do not recursive
* fix
* fix identifier and add test
* typing.Any and LinkedList instead of Linkedlist
* typing.Any and LinkedList instead of Linkedlist
* Typo? (#1653)
* Typo?
newNod -> newNode
* newNode -> new_node
Co-authored-by: Christian Clauss <cclauss@me.com>
* implement max heap and more pythonic (#1685)
* implement max heap and more pythonic
* add doctests for heap
* Implemented Square Root Algorithm (#1687)
* Added to maths and strings
* added changes suggest by cclauss
* added square root function
* Fixed type hinting
* fixed type error
* Fixed another type error
* Solution for problem 30 of Euler Project (#1690)
* Create soln.py
Solution for problem 30 of Euler Project
* Update soln.py
* update soln.py
modified the changes
* if __name__ == "__main__":
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added implementation for simulated annealing (#1679)
* added hill climbing algorithm
* Shorten long lines, streamline get_neighbors()
* Update hill_climbing.py
* Update and rename optimization/hill_climbing.py to searches/hill_climbing.py
* added hill climbing algorithm
* Shorten long lines, streamline get_neighbors()
* Update hill_climbing.py
* Rebased
* added simulated annealing.py
* added final comments and test
* black formatted
* restricted search domain
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create codespell.yml (#1698)
* fixup! Format Python code with psf/black push
* Create codespell.yml
* fixup! Format Python code with psf/black push
* Create factorial_iterative.py (#1693)
* Create factorial_iterative.py
* Update factorial_iterative.py
* Update factorial_iterative.py
* Update factorial_iterative.py
* print(f"factorial{n} is {factorial(n)}")
* Update factorial_recursive.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added an algorithm that approximates line lengths (#1692)
* A recursive insertion sort
* added doctests and typehints
* Added arc length and numerical integration calculators
* fixed doc test
* Fixed some conversion errors
* Fixed some commenting
* Deleted numerical integration to allow 1 file per push
* Changed string formatting method
* Area Under a Curve Algorithm (#1701)
* A recursive insertion sort
* added doctests and typehints
* Added arc length and numerical integration calculators
* fixed doc test
* Fixed some conversion errors
* Fixed some commenting
* Deleted numerical integration to allow 1 file per push
* Changed string formatting method
* Added program to calculate trapezoidal area under curve
* Deleted files ensure 1 pull request per file
* file name changed
* Update area_under_curve.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add Prim's algorithm with min heap (#1704)
* Adding Armstrong number (#1708)
* Adding Armstrong number
* Update armstrong_numbers
* Update armstrong_numbers.py
* Update armstrong_numbers.py
* Update armstrong_numbers.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* fix comment (#1710)
* fix comment
* Update armstrong_numbers.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* codespell --quiet-level=2 (#1711)
* codespell --quiet-level=2
Suppress the BINARY FILE warnings
* fixup! Format Python code with psf/black push
* Added implementation for Bezier Curve, under a new graphics directory. (#1713)
* Added bezier curve
* black formatted
* corrected spell check
* edited scipy import
* updated documentation for readablitity
* Update bezier_curve.py
* Update bezier_curve.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Mandates referencing issue in PR (#1717)
* Mandates referencing issue in PR
* Update CONTRIBUTING.md
* Update pull_request_template.md
* Update pull_request_template.md
* Update pull_request_template.md
* Update CONTRIBUTING.md
Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* Fix typo (#1718)
* Fix typo
* updating DIRECTORY.md
* Augment binary search algorithms (#1719)
* relevant documentation added (#1725)
* Implement Manacher's algorithm (#1721)
* manacher's algorithm updated
* Added first come first served scheduling (#1722)
* Added FCFS
* Fixed spelling error
* Rename fcfs.py to first_come_first_served.py
* Fixed FCFS and added tests.
* Made changes requested
* Use enumerate() instead of range(len())
Co-authored-by: Christian Clauss <cclauss@me.com>
* Improve collatz_sequence algorithm (#1726)
- Add more doctests and type checking to make sure only natural
numbers are used
- Simplified the algorithm slightly
This new verison is also between 10-15% faster for really
long sequences
* Added Random Forest Regressor and tested with flake8 (#1733)
* Added Random Forest Regressor
* Updated file to standard
* Travis CI: Don’t allow bare exceptions (#1734)
* Travis CI: Don’t allow bare exceptions
* fixup! Format Python code with psf/black push
* except IOError:
* except IOError:
* Update hamming_code.py
* IndexError
* Get rid of the nonsense logic
Co-authored-by: John Law <johnlaw.po@gmail.com>
* Added a Monte Carlo simulation (#1723)
* Added montecarlo.py
This algorithm uses a Monte Carlo simulation to estimate the value of pi.
* Rename montecarlo.py to maths/montecarlo.py
* Add files via upload
* Delete montecarlo.py
* Rename montecarlo.py to maths/montecarlo.py
* Update montecarlo.py
* Fixes black failures (#1742)
* Fixes LGTM issues (#1745)
* Fixes redefinition of a variable
* Fixes implementing __eq__
* Updates docstring
* Add gitpod config (#1744)
* Add gitpod config
* Add Gitpod to icon bar
* Added DP Solution for Optimal BST Problem (#1740)
* Added code to dynamic_programming directory
* Added doctest
* Elaborated BST
* Small tweaks
* Update optimal_bst.py
* Some touchups
* Fixed doctest
* Update optimal_bst.py
* Update optimal_bst.py
* Update optimal_bst.py
* Rename optimal_bst.py to optimal_binary_search_tree.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added Bisection algorithm (#1739)
* Create Bisection.py
Find root of
* Update Bisection.py
* Update Bisection.py
i changed the given function with one that i could make the doctests.
* Rename Bisection.py to bisection.py
* Update bisection.py
* Update bisection.py
* Update bisection.py
* Update bisection.py
* Update bisection.py
Made the changes that were requested
* Update bisection.py
* Update bisection.py
* Add wiki url
Co-authored-by: Christian Clauss <cclauss@me.com>
* Fixes unused variable errors in LGTM (#1746)
* Fixes unsed variable errors in LGTM
* Fixes integer check
* Fixes failing tests
* Add Chudnovskys algorithm for calculating many digits of pi (#1752)
* Add Chudnovskys algorithm for calculating many digits of pi
* Update return value type hint
* Initialize partial sum to be of type Decimal
* Update chudnovsky_algorithm.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Fixes black failures from Previous PR (#1751)
* Fixes black failures from Previous PR
* Fixes equality testing alert
* Fixes call to main() alert
* Fixes unused import
* Create RayleighQuotient.py (#1749)
* Create RayleighQuotient.py
https://en.wikipedia.org/wiki/Rayleigh_quotient
* Update RayleighQuotient.py
* Update and rename RayleighQuotient.py to rayleigh_quotient.py
* Update rayleigh_quotient.py
* Update rayleigh_quotient.py
python/black
* Update rayleigh_quotient.py
* Created geodesy section with one algorithm (#1757)
* implemented haversine
* updated docstring
Only calculate distance
* added type hints
* added type hints
* improved docstring and math usage
* f"{haversine_distance(*SAN_FRANCISCO, *YOSEMITE):0,.0f} meters"
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add Monte Carlo dice simulation algorithm (#1759)
* Implement basic dice simulation
* Add tests to throw_dice
* Fix comment
* Add type hints
* Add additional comments
* Update monte_carlo_dice.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update quadratic equations solver (#1764)
Use pythons complex number module cmath for the calculation of the
roots
* Added doctests in modular_exponential.py (#1775)
* added doctests in modular_exponential.py
* added doctests in modular_exponential.py
* added URL link
* Implemented geodesy - Lambert's ellipsoidal distance (#1763)
* Implemented Lambert's long line
* Update lamberts_ellipsoidal_distance.py
Co-authored-by: John Law <johnlaw.po@gmail.com>
* uses: actions/checkout@v2 (#1779)
* uses: actions/checkout@v2
* fixup! Format Python code with psf/black push
* add example to estimate area under line using montecarlo (#1782)
* add example to estimate area under line using montecarlo
* separate estimate func and print statements
* use mean from stats package
* avoid creating extra variable
* min_value: float=0.0, max_value: float=1.0
* Update montecarlo.py
* Update montecarlo.py
* Rename montecarlo.py to monte_carlo.py
* Update monte_carlo.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* extend estimation of area under curve of y=x using monte carlo simulation to any given lower and upper bound (#1784)
* extend estimation of area under curve of y=x using monte carlo simulation to any given lower and upper bound
* remove doctest
* Travis CI: Upgrade to Python 3.8 (#1783)
* Travis CI: Upgrade to Python 3.8
* updating DIRECTORY.md
* Tensorflow is not yet compatible with Python 3.8
* Disable k_means_clustering_tensorflow.py
* updating DIRECTORY.md
* Disable gan.py
* updating DIRECTORY.md
* Disable input_data.py
* updating DIRECTORY.md
* pip install a current version of six
* estimate area under a curve defined by non-negative real-valued continuous function within a continuous interval using monte-carlo (#1785)
* estimate area under a curve defined by non-negative real-valued continuous function within a continuous interval using monte-carlo
* run black; update comments
* Use f”strings” and drop unnecessary returns
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add bilateral filter (#1786)
* Added Bilateral filter
* Added Bilateral filter
* changed types of varS and varI
* formatted with black
* added type hints
* changed variable names
* Update bilateral_filter.py
* Drop transitory variables, add parse_args()
Co-authored-by: vinayak <itssvinayak@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create emails_from_url.py (#1756)
* Create emails_from_url.py
* Update emails_from_url.py
* Update emails_from_url.py
* 0 emails found:
* Update emails_from_url.py
* Use Python set() to remove duplicates
* Update emails_from_url.py
* Add type hints and doctests
Co-authored-by: vinayak <itssvinayak@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* contribution guidelines checks (#1787)
* spelling corrections
* review
* improved documentation, removed redundant variables, added testing
* added type hint
* camel case to snake case
* spelling fix
* review
* python --> Python # it is a brand name, not a snake
* explicit cast to int
* spaces in int list
* "!= None" to "is not None"
* Update comb_sort.py
* various spelling corrections in documentation & several variables naming conventions fix
* + char in file name
* import dependency - bug fix
Co-authored-by: John Law <johnlaw.po@gmail.com>
* Added SkipList (#1781)
* Added SkipList
* Add missing type hints and doctests
* Add missing doctest
* Tighten up doctest
Co-authored-by: Christian Clauss <cclauss@me.com>
* update rot13.py (#1790)
* update rot13.py
* Update rot13.py
* Type hints, doctests, URL to Wikipedia
Co-authored-by: Christian Clauss <cclauss@me.com>
* add relu function (#1795)
* Added Random Forest Classifier (#1738)
* Added Random Forest Regressor
* Updated file to standard
* Added Random Forest Classifier (Iris dataset) and a Confusion Matrix for result visualization
* autoblack: actions/checkout@v1 # Use v1, NOT v2 (#1796)
* autoblack: actions/checkout@v1 # Use v1, NOT v2
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Fix typo (#1797)
colision => collision
* Effective directory writer (#1800)
* updating DIRECTORY.md
* Update directory_writer.yml
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* directory_writer: actions/checkout@v1 # Use v1, NOT v2 (#1799)
* directory_writer: actions/checkout@v1 # Use v1, NOT v2 (#1796
* updating DIRECTORY.md
* Add Monte Carlo estimation of PI (#1712)
* Add Monte Carlo estimation of PI
* Add type annotations for Monte Carlo estimation of PI
* Compare the PI estimate to PI from the math lib
* accuracy -> error
* Update pi_monte_carlo_estimation.py
Co-authored-by: John Law <johnlaw.po@gmail.com>
* Travis CI: Fix Travis linter errors (#1802)
* Travis CI: Fix Travis linter errors
* fixup! Format Python code with psf/black push
* Update .travis.yml
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Fix rehashing function will not call insert_data function (#1803)
* Fix rehashing function will not call insert_data function
* Fix typo
* Update loop syntax instead of allocating a list
Co-Authored-By: Christian Clauss <cclauss@me.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* 'allocation_content_length' (#1808)
* 'allocation_content_length'
* 'allocation_number'
* Delete allocation_content_length.py
* Update allocation_number.py
* Update allocation_number.py
* number_of_bytes and partitions
* Update allocation_number.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* All suggeted changes within additional time limit tests (#1815)
* With all suggested changes :white_check_mark:
possibly covered all the recommended guidelines
* Updated with both slow and faster algorithms
possibally covered all the recomendations
* removed the time comparision part!
* Update data_structures/stacks/next_greater_element.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update data_structures/stacks/next_greater_element.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update data_structures/stacks/next_greater_element.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update data_structures/stacks/next_greater_element.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Add benchmark using timeit
https://docs.python.org/3/library/timeit.html
The performance delta between these two implementation is quite small...
```
next_greatest_element_slow(): 1.843442126
next_greatest_element(): 1.828941414
```
* Optimize slow() to create fast() - Three algorithms in the race
Three algorithms in the race
* Use a bigger test array with floats, negatives, zero
* Setup import next_greatest_element_fast
Co-authored-by: Christian Clauss <cclauss@me.com>
* psf/black changes to next_greater_element.py (#1817)
* psf/black changes to next_greater_element.py
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Typo in comment rabin_karp.py (#1820)
* Update rabin_karp.py
fix: typo
* Update rabin_karp.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update reverse_words.py (#1825)
The following update results in less lines of code and faster performance while preserving functionality.
* Update basic_binary_tree.py (#1833)
fixed some grammar mistakes
* Update greedy.py (#1832)
* Create Python/quantum/README.md (#1834)
* Create Python/quantum/README.md
Started at #1831
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Change gitpod configuration for python3. (#1827)
* Fix typo "panagram" -> "pangram" (#1836)
* Binary search tree using recursion (#1839)
* Binary search tree using recursion
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Update README.md (#1842)
* CONTRIBUTING.md: Fix comments about the black formatter (#1841)
* CONTRIBUTING.md: Fix comments about the black formatter
Fixes #1840
* Update CONTRIBUTING.md
* Update CONTRIBUTING.md
* Update FUNDING.yml (#1829)
* Update FUNDING.yml
* fixup! Format Python code with psf/black push
* Update FUNDING.yml
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Anup Kumar Panwar <1anuppanwar@gmail.com>
* Update FUNDING.yml
* Added new Algorithm to find middle element of Linked List (#1822)
* Added new Algorithm to find middle element of Linked List
* Rename MiddleElementOfLinkedList.py to middle_element_of_linked_list.py
* changed "middle_element_of_linked_list.py" algorithm for taking input
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Update middle_element_of_linked_list.py
* Whack the trailing whitespace
Co-authored-by: Christian Clauss <cclauss@me.com>
* README.md: sumab() --> sum_ab() for consistancy (#1855)
* README.md: sumab() --> sum_ab() for consistancy
consistency
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* added add algorithm (#1856)
* added add algorithm
* Update and rename check/add.py to math/add.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Test the exception conditions (#1853)
* Text exception conditions
These are ValueErrors, not AttributeErrors.
* fixup! Format Python code with psf/black push
* Update perceptron.py
* Update perceptron.py
* Update perceptron.py
* Revert the test
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Fix some typos in random forest classifier (#1858)
* Update year in LICENSE.md (#1848)
* Rename math/add.py to maths/add.py (#1857)
* Rename math/add.py to maths/add.py
* fixup! Format Python code with psf/black push
* Fix sum to add
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: John Law <johnlaw.po@gmail.com>
* Update g_topological_sort.py (#1873)
* Create gaussian_naive_bayes.py (#1861)
* Create Gaussian_Naive_Bayes.py
Added Gaussian Naive Bayes algorithm in the module machine learning
* Rename Gaussian_Naive_Bayes.py to gaussian_naive_bayes.py
* requirements.txt: pip install xgboost
Co-authored-by: Christian Clauss <cclauss@me.com>
* CONTRIBUTING.md: What is an Algorithm? (#1885)
* CONTRIBUTING.md: What is an Algorithm?
We are seeing too many _how-to examples_ for using existing Python packages so we should define what we want algorithm contributions to be.
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Update random_forest_regressor.py (#1880)
* Update CONTRIBUTING.md (#1886)
* Update abbreviation.py (#1887)
* Initialize set with source in DFS (#1872)
* Update dfs.py
* Add type hints, rearrange doc-strings and comments
* fixup! Format Python code with psf/black push
* dfs -> depth_first_search
Co-Authored-By: Christian Clauss <cclauss@me.com>
* dfs -> depth_first_search
* Add doctest for DFS
* fixup! Format Python code with psf/black push
* Rename dfs.py to depth_first_search_dictionary.py
* updating DIRECTORY.md
* Rename depth_first_search_dictionary.py to depth_first_search_dfs.py
* updating DIRECTORY.md
* Rename depth_first_search.py to depth_first_search_2.py
* updating DIRECTORY.md
* Rename depth_first_search_dfs.py to depth_first_search.py
* updating DIRECTORY.md
Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update breadth_first_search.py (#1869)
* Create is_palindrome.py (#1754)
* Create is_palindrome.py
* Update is_palindrome.py
* Update is_palindrome.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create Python/bit_manipulation/README.md (#1897)
* Create Python/bit_manipulation/README.md
To open up a new area of algorithms...
@Shrutikabansal I hope that you will contribute some of your work here.
* updating DIRECTORY.md
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* fix: space count in strings/word_occurrence.py (#1896)
* fix: space count in strings/word_occurrence.py
* Update strings/word_occurrence.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update strings/word_occurrence.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update strings/word_occurrence.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update word_occurrence.py
Seems like, there is no need o `occurrence.pop('', None)`
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add cellular_automata directory (#1902)
Related to https://github.com/TheAlgorithms/Python/issues/1613#issuecomment-618175224 @8Dion8 Your review please. Once this land, this directory would be a great place for you to add your work.
* Update linear_search.py (#1906)
* Fix typo in Project Euler sol1.py (#1875)
* Added sepia tone (#1877)
* Add sepia tone
* Add unit test
* technic --> technique
* Update digital_image_processing/sepia.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update digital_image_processing/sepia.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Fixed errors after commit changes
* Fixed errors
Co-authored-by: Christian Clauss <cclauss@me.com>
* Create one_dimensional.py (#1905)
* Create one_dimensional.py
* Update cellular_automata/one_dimensional.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update cellular_automata/one_dimensional.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update one_dimensional.py
Moved import to the top so that the type Image gets recognized
* Update one_dimensional.py
* Update cellular_automata/one_dimensional.py
* Update cellular_automata/one_dimensional.py
* Update one_dimensional.py
* Update one_dimensional.py
* Update one_dimensional.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Blacken one_dimensional.py (#1911)
* Blacken one_dimensional.py
* updating DIRECTORY.md
* Travis CI: Upgrade to Ubuntu 20.04 LTS Focal
Ubuntu 20.04 LTS (Focal Fossa) https://releases.ubuntu.com/focal
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Added A1Z26 Cipher (#1914)
* A1Z26 Cipher
* A1Z26 Cipher
* Added type hints
* Added Doctests
* removed tabs, spaces instead
* corrected doctest
* corrected doctest
* info URLs added
* Condensed decode to one line
* Condensed encode function to a single line
* Nice one!
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added Burkes dithering algorithm. (#1916)
* Added Burkes dithering algorithm
* Added unit tests for burkes algorithm
* Fix burkes algorithm
* Added some additional information
* Fixed CI tests
* Update digital_image_processing/dithering/burkes.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update digital_image_processing/dithering/burkes.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update digital_image_processing/dithering/burkes.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Propogate the += and add a doctest
* Fix doctest
* @staticmethod --> @ classmethod to ease testing
* def test_burkes(file_path):
* Fix for mypy checks
* Fix variable order in get_greyscale
* Fix get_greyscale method
* Fix get_greyscale method
* 3.753
Co-authored-by: Christian Clauss <cclauss@me.com>
* Fix invalid escape sequence in binary_search_tree.py (#1920)
* Fix invalid escape sequence in binary_search_tree.py
data_structures/binary_tree/binary_search_tree.py:156
/home/travis/build/TheAlgorithms/Python/data_structures/binary_tree/binary_search_tree.py:156: DeprecationWarning: invalid escape sequence \
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Graph coloring (#1921)
* add skeleton code
* add doctests
* add mainc function pseudo code and tests (ToDo: write Implementation)
* typo fixes
* implement algorithm
* add type checking
* add wikipedia link
* typo fix
* update range syntax
Co-authored-by: Christian Clauss <cclauss@me.com>
* change indexed iteration checking to any()
Co-authored-by: Christian Clauss <cclauss@me.com>
* fix: swap import and documentation sections
* fix: change return none to return empty list
* remove unnecessary import (Union)
* change: remove returning boolean indicating problem was solved or not
* remove unnecessary import (Tuple)
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add shortest path by BFS (#1870)
* Create breadth_first_search_shortest_path.py
* updating DIRECTORY.md
* Reduce side effect of `shortest_path`
For the sake of future testing and documentation -
* fixup! Format Python code with psf/black push
* Fix typo `separately`
* Change to get() from dictionary
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Move graph to the top
* fixup! Format Python code with psf/black push
* Add doctest for shortest path
* Add doctest for BFS
* fixup! Format Python code with psf/black push
* Add typings for breadth_first_search_shortest_path
* fixup! Format Python code with psf/black push
* Remove assert from doctests
* Add blank line to doctest
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
Co-authored-by: John Law <johnlaw@linux.com>
* Changed the deprecated `np.matrix` to `np.ndarray` (#1923)
* Wrap lines that go beyond GitHub Editor (#1925)
* Wrap lines that go beyond GiHub Editor
* flake8 --count --select=E501 --max-line-length=127
* updating DIRECTORY.md
* Update strassen_matrix_multiplication.py
* fixup! Format Python code with psf/black push
* Update decision_tree.py
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Update stale comment (#1924)
* Update close comment
* Update stale.yml
* Multiline strings in yaml files
https://yaml-multiline.info/
Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* Hamiltonian Cycle (#1930)
* add skeleton code
* add doctests
* add tests for util function + implement wrapper
* full implementation
* add ability to add starting verex for algorithm
* add static type checking
* add doc tests to validation method
* bug fix: doctests expected failing
* Update hamiltonian_cycle.py
* Update hamiltonian_cycle.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* support_vector_machines.py increase error tolerance to suppress convergence warnings (#1929)
* Update support_vector_machines.py
* Update support_vector_machines.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* enhanced segment tree implementation and more pythonic (#1715)
* enhanced segment tree implementation and more pythonic
enhanced segment tree implementation and more pythonic
* add doctests for segment tree
* add type annotations
* unified processing sum min max segment tre
* delete source encoding in segment tree
* use a generator function instead of returning
* add doctests for methods
* add doctests for methods
* add doctests
* fix doctest
* fix doctest
* fix doctest
* fix function parameter and fix determine conditions
* Check if a item exist in stack or not (#1931)
* Check if a item exist in stack or not
* implemented __contains__ method in stack
* made changes in __contains__
* added method for checking armstrong number (#1936)
* added method for checking armstrong number
* Update comment
Co-authored-by: Christian Clauss <cclauss@me.com>
* Solution for Euler Problem 26 (#1939)
* Solution for Euler Problem 26
* Update project_euler/problem_26/sol1.py
typo error fix.
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update project_euler/problem_26/sol1.py
typo error fix
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update project_euler/problem_26/sol1.py
ok to remove, this comes from Pycharm automatically when docstring is added.
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update project_euler/problem_26/sol1.py
ok to remove.
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update project_euler/problem_26/sol1.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update project_euler/problem_26/sol1.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* Update project_euler/problem_26/sol1.py
Co-authored-by: Christian Clauss <cclauss@me.com>
* now_divide = now_divide * 10 % divide_by_number
Co-authored-by: Christian Clauss <cclauss@me.com>
* Fix psf/black issues than fail the build (#1935)
* Fix psf/black issues than fail the build
* fixup! Format Python code with psf/black push
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Delete FUNDING.yml
* Create sol2.py (#1876)
* Create sol2.py
* updating DIRECTORY.md
* Update DIRECTORY.md
* updating DIRECTORY.md
* Update sol2.py
* Update DIRECTORY.md
* updating DIRECTORY.md
* Improve docstrings
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
Co-authored-by: vinayak <itssvinayak@gmail.com>
Co-authored-by: John Law <johnlaw@linux.com>
* Deal with maps (#1945)
* Deal with maps
Try with the search term "pizza" to see why this was done in #1932
* fixup! Format Python code with psf/black push
* Update armstrong_numbers.py
* updating DIRECTORY.md
* Update crawl_google_results.py
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* change method name from front to get_front (#1943)
Co-authored-by: “Vipul <“vipulrai8891@gmail.com”>
* Added new algorithm: cracking caesar cipher with the chi-squared test (#1950)
* added decrypt_caesar_with_chi_squared.py and ran all checks
* Updated default parameters
Removed mistake with mutable default arguments
Co-authored-by: Christian Clauss <cclauss@me.com>
* Updated handling for optional arguments
Co-authored-by: Christian Clauss <cclauss@me.com>
* Changed return statement to tuple
Made function return a tuple instead of a list
* Added more doctests
* Fixed spelling mistakes
* black . - reformatted decrypt_caesar_with_chi_squared.py
* Updated if statements to fit the updated code
* Minimized amount of lines in the code.
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added Lstm example for stock predection (#1908)
* Added Lstm example for stock predection
* Changes after review
* changes after build failed
* Add Kiera’s to requirements.txt
* requirements.txt: Add keras and tensorflow
* psf/black
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added Shortest Job First Algorithm (#1957)
* Added Shortest Job First Algorithm
It is in IPYNB format but the dataframes are really looking good.
Please, take a look.
* Delete Shortest_Job_First_Algorithm.ipynb
* Added Shortest Job First Algorithm
* Update Shortest_Job_First Algorithm.py
* Update Shortest_Job_First Algorithm.py
* Update Shortest_Job_first Algorithm
* Added Shortest_Job_First Algorithm
* Added Shortest Job First Algorithm
* Update shortest_job_first_algorithm.py
* Format code with psf/black
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add sleep-sort (#1867)
* added sleepsort
Adding sleepsort
* Add doctest and typing for sleepsort
* Use self-descriptive variable name
* Update sleepsort.py
* Update sorts/sleepsort.py
Co-authored-by: John Law <johnlaw.po@gmail.com>
Co-authored-by: Christian Clauss <cclauss@me.com>
* Add graphs/frequent_pattern_graph_miner.py (#1866)
* Add files via upload
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update graphs/frequent_pattern_graph_miner.py
Co-Authored-By: Christian Clauss <cclauss@me.com>
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Update frequent_pattern_graph_miner.py
* Whitespace changes
* Format with psf/black
Co-authored-by: Christian Clauss <cclauss@me.com>
* Added Nearest neighbour algorithm (#1934)
* Upgrades to caesar_cipher.py (#1958)
* Added more flexibility to functions, decreased amount of repeating code
* Added docstrings
* Updated input functions
* Added doctests
* removed test piece of code
* black .
* Updated caesar cipher standard alphabet to fit python 3.8
* Update and rename sleepsort.py to sleep_sort.py
* Or 4
Co-authored-by: Christian Clauss <cclauss@me.com>
* Travis CI: lint for useless backslashes (#1961)
* Travis CI: lint for useless backslashes
* updating DIRECTORY.md
* flake8 --max-complexity=25
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Kadanes_algorithm (#1959)
* A…
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* Create sol1.py * Create __init__.py * Update sol1.py * corrected range * Update sol1.py
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