Trouble in the test suite :)
I think the problem is with Cody itself today. It's doing weird things. If you submit this solution again it fails.
Project Euler: Problem 6, Natural numbers, squares and sums.
Column norms of a matrix
Convert from Base 10 to base 5
03 - Matrix Variables 1
Better bullseye matrix
Back to basics 8 - Matrix Diagonals
Back to basics 21 - Matrix replicating
Convert Roman to Arabic Numerals
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