Nice expression for the usage test. Maybe one can add function "dec2base", cause the return type is a String.
The problem description should mention that dec2base isn't allowed either.
This will fail to detect certain palindromes which contain zero e.g. 10101 however the test suite doesn't (yet) contain any such.
There's something strange with the Cody test suites today...
Program an exclusive OR operation with logical operators
Number of toolboxes?
Create a square matrix of multiples
Detect a number and replace with two NaN's
MATCH THE STRINGS (2 CHAR) very easy
The Dark Side of the Die
Next Higher Power of B
Determine if a Given Number is a Triangle Number
Great Circle Distance
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