Problem description says the input can be a 9x9 matrix, but the test suite gives a 3x3 instead.
No 3x3 matrix in the description
3x3 for test
The second test case of matrix is not required..that never happens with sudoku. Only rows and columns should be inputs.
I've always wanted to create an algorithm to solve sudoku
neat & quick
This is really smart!
Looking at the test cases first will save lots of complications
Sums with Excluded Digits
High school cafeteria
Back to basics 1 - Saving
Solve the set of simultaneous linear equations
03 - Matrix Variables 5
Reverse the Words (not letters) of a String
Set a Soroban Abacus
Return the 'Size' of a String of Code
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