This problem has been polished and the test suite expanded and improved.
Remove all the consonants
Find the numeric mean of the prime numbers in a matrix.
The Goldbach Conjecture
UICBioE240 problem 1.6
Form a square matrix from four square sub-matrices
Calculate roots of polynomial given as vector array.
Pointwise multiplication of vectors.
Count given word x in text.
Find the volume of cone
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