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Showing posts with the label Algorithm

How To Determine If Two Partitions (clusterings) Of Data Points Are Identical?

I have n data points in some arbitrary space and I cluster them. The result of my clustering algori… Read more How To Determine If Two Partitions (clusterings) Of Data Points Are Identical?

Whats Wrong With The Code? It Result In Re In Google Kickstart 2020 Round A

What i am missing here in this code? It results in RE in Kickstart 2020 but when i test on my local… Read more Whats Wrong With The Code? It Result In Re In Google Kickstart 2020 Round A

Check To Ensure A String Does Not Contain Multiple Values

**Note- I will not just be testing at the end of a string-- need to locate particular substrings an… Read more Check To Ensure A String Does Not Contain Multiple Values

Fastest Method Of Getting K Smallest Numbers In Unsorted List Of Size N In Python?

What is the fastest method to get the k smallest numbers in an unsorted list of size N using python… Read more Fastest Method Of Getting K Smallest Numbers In Unsorted List Of Size N In Python?

Solving Minimum Set Cover Using Available Libraries

I would like to solve an instance of minimum set cover. As one possibility, is there some way of fo… Read more Solving Minimum Set Cover Using Available Libraries

Python: Powerset Of A Given Set With Generators

I am trying to build a list of subsets of a given set in Python with generators. Say I have set([1… Read more Python: Powerset Of A Given Set With Generators

Use List Of Lists To Save Every Path In A Graph

I have to implement dfs algorithm to save all paths from a starting node. So for example i have the… Read more Use List Of Lists To Save Every Path In A Graph

Calculating The Factorial Without Trailing Zeros Efficiently?

I'm trying to improve the running time of the factorial calculation of the large number. The fi… Read more Calculating The Factorial Without Trailing Zeros Efficiently?

How To Extract Specific Numbers From Numpy Arrays Based On The Repetition Of Numbers

I have two numpy arrays and want to extract some specific parts of them. These arrays are: arr_A=np… Read more How To Extract Specific Numbers From Numpy Arrays Based On The Repetition Of Numbers

Tuples Partial Match

I have a tuple of tuples and a tuple. I'm interested to know which elements of the first tuple … Read more Tuples Partial Match

Size Of Subtree In Python

Almost every online tutorial I see on the subject when it comes to finding the size of a subtree in… Read more Size Of Subtree In Python

Algorithm To To Cluster Similar Strings In Python?

I'm working on a script that currently contains multiple lists of DNA sequences (each list has … Read more Algorithm To To Cluster Similar Strings In Python?

How To Constrain Items With Multiple Randomly Selected Positions So That The Average Position For Each Is Within A Certain Range

Problem: In total, I have 1-300 positions to fill in, I have 50 items, each item has 6 unique posit… Read more How To Constrain Items With Multiple Randomly Selected Positions So That The Average Position For Each Is Within A Certain Range

Packing A Small Number Of Packages Into A Fixed Number Of Bins

I have a list of package sizes. There will be a maximum of around 5 different sizes and they may oc… Read more Packing A Small Number Of Packages Into A Fixed Number Of Bins

How Do I Reduce The Time Complexity Of This Code Snippet In Python?

I have a compare function here which compares 2 4-digit numbers (non-repeating digits) and gives x … Read more How Do I Reduce The Time Complexity Of This Code Snippet In Python?

Uses Of Self Referencing Lists

I know it is possible to create a self referencing list in languages like Python: >>> my_l… Read more Uses Of Self Referencing Lists

Passing Distance Matrix To K-means Clustering In Sklearn

As per as the sklearn kmeans documentation, it says that k-means requires a matrix of shape=(n_samp… Read more Passing Distance Matrix To K-means Clustering In Sklearn

Good Graph Traversal Algorithm

Abstract problem : I have a graph of about 250,000 nodes and the average connectivity is around 10.… Read more Good Graph Traversal Algorithm

Get Quantitative Value For Color On Two-color Scale

I have run a chemical test that produces a color depending on how much of a given chemical is in th… Read more Get Quantitative Value For Color On Two-color Scale

Looking For A Specific Combination Algorithm To Solve A Problem

Let’s say I have a purchase total and I have a csv file full of purchases where some of them make u… Read more Looking For A Specific Combination Algorithm To Solve A Problem