Write a function that accepts a cell array of strings and returns another cell array of strings with only the duplicates retained.
Examples:
Input strs = {'a','b','a'}
Output dups is 'a' Input strs = {'a','b','c'}
Output dups is Empty cell array: 0-by-1
Solution Stats
Problem Comments
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2 Comments
Jean-Marie Sainthillier
on 24 May 2014
Why not just an isequal(correct,result) in the tests?
Consequently, a lot of solutions leave duplicates in the result.
Erik Zdansky
on 7 Feb 2016
How should higher multiplets be treated?
Solution Comments
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1 Comment
Pascal Geschwill
on 20 Mar 2014
That's cheating :D
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1 Comment
Steffen Zelzer
on 31 Jan 2018
This doesn't need the first line of code at all ...
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1 Comment
@bmtran (Bryant Tran)
on 26 Jan 2012
ah, i didn't realize that you could leave duplicates in the final result and still have it pass the test cases; nicely done
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