This looks much (c)leaner than the REGEXP method.
while on the topic of 'undocumented trivia that will earn you a couple of cody points for no good reason', have you seen this one?
I believe this is the very first use of the Ans Hack in Cody. See http://blogs.mathworks.com/community/2016/06/23/the-great-ans-hack/
interesting use of strread to turn a string into a cell array (though probably only really useful in cody)
Kids, don't try this at home. :-)
This solution was proposed by Oleg Komarov.
Determine if a Given Number is a Triangle Number
Whether the input is vector?
Calculate the area of a triangle between three points
Side of a rhombus
Area of a triangle
How Many Months Until It's Today Again?
Placing Beads Neatly in a Box
Put two time series onto the same time basis
Count the Digits in the Box
Is It a Snake?
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