Re: Errors in compilation of simple programme

From:
"Victor Bazarov" <v.Abazarov@comAcast.net>
Newsgroups:
comp.lang.c++
Date:
Mon, 9 Apr 2007 09:57:10 -0400
Message-ID:
<evdgnn$a3v$1@news.datemas.de>
ftjonsson@gmail.com wrote:

On 9 Apr, 15:26, "Victor Bazarov" <v.Abaza...@comAcast.net> wrote:

ftjons...@gmail.com wrote:

hello,

I was wondering if anyone could tips me on what I am doing wrong
when writing the following code:

#include <iostream>
using namespace std;

int main ()
{
int i;


I recommend initialising it to 0.

cout >> "Hur gammal \x84r du? ";
cin << i;


You got your shifts wrong. You shift *left* with 'cout' and *right*
with 'cin':

  cout << "Hur gammal \x84r du? ";
  cin >> i;

cout >> "Jaha...du \x84r" >> i >> " \x86r gammal.";

return 0;


I fixed the obvious mistake and felt a little ashamed... but now it
spits out the following when compiling (exact same code with the
opposite shifts):

------ Build started: Project: Program 1, Configuration: Debug Win32
------
Compiling...
Program 1.cpp
c:\program\microsoft visual studio 8\vc\include\iostream(53) : warning
C4091: 'extern __declspec(dllimport)' : ignored on left of
'std::basic_ostream<_Elem,_Traits>' when no variable is declared
        with
        [
            _Elem=char,
            _Traits=std::char_traits<char>
        ]
c:\documents and settings\hp_?garen\mina dokument\visual studio
2005\projects\program 1\program 1\program 1.cpp(15) : error C2065:
'cout' : undeclared identifier


You did include <iostream>, didn't you? Then the reason for this error
is probably the warning up above.

Build log was saved at "file://c:\Documents and Settings\HP_?garen
\Mina dokument\Visual Studio 2005\Projects\Program 1\Program 1\Debug
\BuildLog.htm"
Program 1 - 1 error(s), 1 warning(s)


We can't help you with that, sorry. The "_declspec(dllimport)" syntax
is specific to Visual C++. Post to 'microsoft.public.vc.language'
about it. They should know.

V
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