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6 votes
3 answers
252 views

Detect loop in rectilinear path

Given a rectilinear path, find if it has a loop. A rectilinear path is made up of made up of alternating horizontal and vertical segments. Input => Ordered set of points representing a rectilinear ...
nkvns's user avatar
  • 399
7 votes
3 answers
3k views

Determine if a triangle is equilateral, isosceles, or scalene

I've been fiddling around with some easy code challenges and there's one about determining if a triangle is equilateral, isosceles, or scalene. I've come up with a working solution, but I feel this ...
baduker's user avatar
  • 1,358
5 votes
2 answers
3k views

Given a list of coordinates check if 4 points make a line

I was doing some preparation for coding interviews and I came across the following question: Given a list of coordinates "x y" return True if there exists a line ...
Tank's user avatar
  • 185
12 votes
1 answer
7k views

2D Bin Packing Algorithm Implementation

I wrote a 2D greedy bin packing algorithm using Python 3.6 Heres a quick summary: The algorithm consists of two classes (which I will attach at the end of this file along with a link to my github repo)...
Solomon Bothwell's user avatar
5 votes
1 answer
1k views

Shortest path around a set of points

Problem I'm trying to get into Python and get a bit familiar with it, so I found a problem online to train. The problem was to find the shortest path around some points, given a set of nodes which ...
Noxio's user avatar
  • 146
7 votes
1 answer
2k views

Calculate angle between planes

I have written working code calculating the angle between the adjacent planes. I read subsequently from standart input: n - amount of triangles, m - amount of vertices ind[] - indices of the vertices ...
TheDoctor's user avatar
2 votes
2 answers
514 views

Python Kohonen algorithm

I've tried to implement the Kohonen algorithm using Python and I've managed to do this, but my result is so slow. I want to know if anyone knows how I can improve it. Objective: I have to read a file ...
Vildnex's user avatar
  • 195
5 votes
2 answers
14k views

Closest distance between points in a list

In a course I'm doing, I was given the task of finding the closest pair of points among the given points. The program that passed all test cases was the following: ...
Marcus Vinícius Monteiro's user avatar
11 votes
3 answers
7k views

Python implementation of the Ramer-Douglas-Peucker Algorithm

I recently implemented the RDP polygon approximation algorithm in Python and I'm skeptical of whether or not I implemented it correctly of with the greatest efficiency. The algorithm runs in around 0....
user3002473's user avatar