On Tue, Jan 24, 2012 at 7:28 AM, Larry Evans
<cppljevans@suddenlink.net> wrote:
On 01/23/12 17:43, vincegata wrote:
> Hello,
>
> I run Ubuntu 11.04. I downloaded Boost 1.48.0, then I followed the
> instructions from Getting Started on Unix variants to build the
> libraries into /usr/local/include and /usr/local/lib. Now, I build the
> Simple example program without any errors, however
> when I run the program it just hangs indefinitely on std::for_each() line.
>
> Could someone help me with this please?
>
>
> $: g++ -g -lboost_filesystem main.cpp
>
> #include <boost/lambda/lambda.hpp>
> #include <iostream>
> #include <iterator>
> #include <algorithm>
>
> int main()
> {
> using namespace boost::lambda;
> typedef std::istream_iterator<int> in;
>
> std::for_each(in(std::cin), in(), std::cout << (_1 * 3) << " " );
> int stop = 1;
> }
>
>
What's in std::cin?
What output do you expect to see?
-regards,
Larry
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