The length of an empty array is 0 not . ;-)
Sorry for that.. fixed it.. :)
Which doors are open?
Check to see if a Sudoku Puzzle is Solved
Flip the main diagonal of a matrix
We love vectorized solutions. Problem 1 : remove the row average.
~~~~~~~ WAVE ~~~~~~~~~
Path of least resistance - Move all direction
Fermat's last theorem - again
Yet Another Path Finder
Text Processing - New
Integer sequence - 2 : Kolakoski sequence
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