The test suite has been enhanced.
The creator of this problem might have indeed banged his head, which has affected his ability to think properly. I wish such stupid and meaningless problems stop showing up on Cody.
I admit that the time I'll spend on correcting the text of sufferers of Bangolangosis is small, but what I learned about regexprep from solving this problem will surely help me in other applications.
Back to basics 25 - Valid variable names
Use of regexp
Determine Whether an array is empty
03 - Matrix Variables 4
Natural numbers in string form
A Simple Tide Gauge with MATLAB
Surface Fit z(x,y)
Predicting life and death of a memory-less light bulb
An asteroid and a spacecraft
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