Given a number, return the number of closed 'circles' in the base 10 numerical representation.
Note: the number 4 has no circles
8819 -> 5
Interpolating on a string (the ASCII values) is an interesting idea even though the long interpolation string could be reduced by subtracting '0', but at the expense of a "longer" solution.
Select every other element of a vector
Find state names that start with the letter N
Return the Fibonacci Sequence
Arrange vector in ascending order
Switch matrix to a column vector
Read a Soroban Abacus
Reverse the Words (not letters) of a String
Generalized N-Cards Problem
Return the 'Size' of a String of Code
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