it took 3 hours!!!
"cat" is a really nice touch for concatenation of those arrays! your solutions never fail my expectation.
by the way, i saw that "sub-func" comment...:)
Calling the two sub-functions the right way will not hurt your score. Great work though. :)
Summing Digits within Text
Create an index-powered vector
Approximate the cosine function
How many Integers?
Remove the air bubbles from a vector
Sum of Two Numbers
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