Is the test suite broken? The first line sets the input to 141221242 for all of the tests.
It worked fine with me. Maybe it was fixed.
The first test case has been updated to not have global scope.
First non-zero element in each column
Set the array elements whose value is 13 to 0
intersection of matrices
Set a diagonal
Unique values without using UNIQUE function
A (wrong) place for everything, and everything in its (wrong) place
Pseudo Square Root (Inspired by Project Euler 266)
What digit is it?
Accessing values in a cell
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