It would be good if Cody penalized huge strings. :)
Solution uses regexprep with dynamic operators for the replacement expression which outsmarts Cody's size calculation.
This is just silly. It's gaming the Matlab grader, and not doing a particularly good job at that. Why should this stop at 3999?
Very nicely done.
Detect a number and replace with two NaN's
Reverse a matrix
Number of Even Elements in Fibonacci Sequence
Find relatively common elements in matrix rows
Remove all the words that end with "ain"
Renaming a field in a structure array
Sums with Excluded Digits
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