Change the Temperature of Swatchlings
Warning: Contains Deltarune Chapter 2 Spoilers
Your challenge today is to determine the minimum number of turns needed to
change the temperatures of an ...
Word stays a word after taking away a letter
This is a repost of this challenge
There is an old, popular riddle:
Find an English word with 8 letters that, taken away one letter, creates a ...
Photosynthesis king-of-the-hill python
You, a algae spore, have recently evolved the ability to walk. However, 3 others have just done the same thing. Can you use this new ability to your ...
Goroawase Numeric Substitution
Goroawase numeric substitution is a common form of Japanese wordplay where homophonous words are associated with a given series of numbers to associate ...
Compute the cophenetic correlation coefficient
Meta question at the end.
The cophenetic correlation coefficient is used in bioinformatic to measure how close the distances of a tree are to ...
Am I winning at O-Tris?
O-Tris is a very, very, very simplified version of Tetris, which is defined as follows:
There is a grid of cells that is 6 cells wide and 7 cells tall, known as the Playfield. ...