Specifies how many digits in a given integer.
Example: in=100 ==> out=3
Add tests with 100,1000...
Solutions with ceil are wrong.
Who Has the Most Change?
Sort a list of complex numbers based on far they are from the origin.
Find the sum of the elements in the "second" diagonal
Make an awesome ramp for a tiny motorcycle stuntman
Create a Multiplication table matrix...
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