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. :)
Find the alphabetic word product
sum of non-primes
Find the nearest integer
03 - Matrix Variables 4
Volume of a box
Find the largest number
Remove the first, third and fifth rows of a matrix
Horizontal matrix sort
Add a vector to a matrix
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