very cool question: learn some new tricks, and get 10 points, why not?!
Hint to spare the pain : string(NaN)==
Remove the vowels
Find relatively common elements in matrix rows
The Goldbach Conjecture, Part 2
Back to basics 21 - Matrix replicating
Create a square matrix of multiples
Block average ignoring NaN values
Cody meets Xiangqi: foresee the unseen (Part 1)
Toeplitize a matrix
Integer complexity (Large numbers)
Fast 1-D Convolution (same shape)
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