May you add some testcases concerning that ~mod(63-45,9) = true, but 63 and 45 has definitely not the same digits.
Back and Forth Rows
Sorted highest to lowest?
Back to basics 3 - Temp Directory
Given a matrix, swap the 2nd & 3rd columns
Number of 1s in the Binary Representation of a Number
N-Dimensional Array Slice
Set a Soroban Abacus
English to Pig Latin Translator
Recurring Cycle Length (Inspired by Project Euler Problem 26)
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