On Oct 18, 4:20 pm, MRAB <pyt...@mrabarnett.plus.com> wrote:
> Benjamin Middaugh wrote:
> > Thanks to everyone who helped with my query on reversing integers. I
> > have one more simple problem I'm having trouble solving. I want to check
> > a number for palindromic behavior (reading the same backwards and
> > forwards). So if I have an integer 1457 it can tell me this is not the
> > same from both ends but 1551 is. I think the simplest way would be to
> > work inwards from both ends checking digits for equality, but I don't
> > know enough (yet) to do this.
>
> > All help is much appreciated.
>
> It's a palindrome if it's the same as its reverse. You already know how
> to reverse it, and you should already know how to check whether two
> things are the same, so... :-)
Something like:
def is_palidrome (n):
return str(n) == ''.join (reversed (str(n)))
which will return True if integer n is a palidromic or False
otherwise.
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