May you add some testcases concerning that ~mod(63-45,9) = true, but 63 and 45 has definitely not the same digits.
Find the peak 3n+1 sequence value
Distance walked 3D
Maximum value in a matrix
06 - Matrix Equations 3
Square Digits Number Chain Terminal Value (Inspired by Project Euler Problem 92)
Recurring Cycle Length (Inspired by Project Euler Problem 26)
Guess the Coefficients!
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