Needs a better test suite, although the problem is so simple it almost doesn't matter.
There is a typo in the second Test Suite answer.
A small but useful improvment would be to do NOT give the answer when starting the problem. Clicking submit is not a problem.
Props to everyone who solved it with a size not equal to 14 for displaying originality despite the best efforts of whoever posted this problem.
this problem confused me which l thought to be hard
Why not make it insist that you take an arbitrary number of parameters. There's no 'extra credit' in this problem.
2nd half of the format string is not needed.
Determine whether a vector is monotonically increasing
Rotate input square matrix 90 degrees CCW without rot90
Find the hypotenuse
Determine the square root
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