I've learned from this and similar solutions of the use of shiftdim with a negative number. This may well be handy for future programming. Thanks for showing us this feature.
Connect Four Win Checker
Check if sorted
Find best placement for ordered dominoes (harder)
Length of a short side
First N Perfect Squares
Reverse the Words (not letters) of a String
Generate N equally spaced intervals between -L and L
Make a 1 hot vector
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