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.
Find the sum of all the numbers of the input vector
Clean the List of Names
Reverse the Words (not letters) of a String
Back to basics 15 - Benchmark
Television Screen Dimensions
Specific Element Count
Test if two numbers have the same digits
First N Perfect Squares
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