From: Leslie Viljoen <leslieviljoen@...>
Date: 2008-02-05T22:25:20+09:00
Subject: Re: got any good string exercises?

On Feb 5, 2008 3:14 PM, Adam Akhtar <adamtemporary@gmail.com> wrote:
>
>
> sorry when i said that was quite difficult ignore that. Its actually the
> right level of difficulty and am willing to go higher as long as the
> problems remain focussed on string use.

Count the number of non-capitals in a string.

Assume the string is digits and put commas in for pretty printing:
"1000" -> "1000"
"10000" -> "10000"
"100000" -> "100,000"
"1000000000" -> "1000,000,000"