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.
Increment a number, given its digits
Tune your guitar
Similar Triangles - find the height of the tree
Getting the absolute index from a matrix
02 - Vector Variables 2
Test if a Number is a Palindrome without using any String Operations
Recurring Cycle Length (Inspired by Project Euler Problem 26)
Next Lower Power of B
English to Pig Latin Translator
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