Perhaps a new problem group dealing with string arrays, character arrays, and cell arrays of character vectors can be added on Cody.
@"Peng Lui": The first Challenge Group involving strings and the like (Strings I) has been posted.
And for the poor souls who don't have 2016b...
This solution no longer passes as of 8/19/2017.
Which doors are open?
Word Counting and Indexing
Stuff the Board
Vectorize the digits of an Integer
Doubling elements in a vector
Find a subset that divides the vector into equal halves
Placing Beads Neatly in a Box
Spot the outlier
Fix the last element of a cell array
How long is the longest prime diagonal?
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