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On Thu, Oct 25, 2012 at 2:00 PM, Neil Cerutti <ne...@norwich.edu> wrote:Problems like these are fundamentally string problems, not math
> Yes indeed! Python string operations are fast enough and its
> arithmetic slow enough that I no longer assume I can beat a neat
> lexicographical solution. Try defeating the following with
> def is_palindrom(n):
problems. The question being asked isn't about some essential
property of the number, but about its digital representation.
Certainly they can be reasoned about mathematically, but the fact
remains that the math being done is about the properties of strings.
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