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Groups > comp.lang.python > #64113
| From | John Gordon <gordon@panix.com> |
|---|---|
| Newsgroups | comp.lang.python |
| Subject | Re: Python solve problem with string operation |
| Date | 2014-01-16 22:58 +0000 |
| Organization | PANIX Public Access Internet and UNIX, NYC |
| Message-ID | <lb9o74$7sb$1@reader1.panix.com> (permalink) |
| References | <mailman.5607.1389911083.18130.python-list@python.org> <lb9mi3$le4$1@reader1.panix.com> <mailman.5609.1389912537.18130.python-list@python.org> |
In <mailman.5609.1389912537.18130.python-list@python.org> Mark Lawrence <breamoreboy@yahoo.co.uk> writes:
> > input = "344111133311222223377"
> > output = []
> > previous_ch = None
> > for ch in input:
> > if ch != previous_ch:
> > output.append(ch)
> > previous_ch = ch
> > print ''.join(output)
> >
> Cheat, you've used a list :)
Ack! I missed that the OP doesn't want to use lists.
Well, let's try this instead:
import sys
input = "344111133311222223377"
previous_ch = None
for ch in input:
if ch != previous_ch:
sys.stdout.write(ch)
previous_ch = ch
sys.stdout.write('\n')
--
John Gordon Imagine what it must be like for a real medical doctor to
gordon@panix.com watch 'House', or a real serial killer to watch 'Dexter'.
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Python solve problem with string operation Nac Temha <naccttemha@gmail.com> - 2014-01-17 00:24 +0200
Re: Python solve problem with string operation John Gordon <gordon@panix.com> - 2014-01-16 22:30 +0000
Re: Python solve problem with string operation Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-01-16 22:48 +0000
Re: Python solve problem with string operation John Gordon <gordon@panix.com> - 2014-01-16 22:58 +0000
Re: Python solve problem with string operation giacomo boffi <pecore@pascolo.net> - 2014-01-17 01:17 +0100
Re: Python solve problem with string operation giacomo boffi <pecore@pascolo.net> - 2014-01-17 01:38 +0100
Re: Python solve problem with string operation Denis McMahon <denismfmcmahon@gmail.com> - 2014-01-17 00:30 +0000
Re: Python solve problem with string operation "Rhodri James" <rhodri@wildebst.org.uk> - 2014-01-17 01:05 +0000
Re: Python solve problem with string operation Asaf Las <roegltd@gmail.com> - 2014-01-16 17:36 -0800
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