debasishgang7 0 Junior Poster in Training

hi.
i have a very basic problem in c++..
i use Microsoft visual c++ 2008.
in many prog code i can see that there are many header file which are not included in MSVC++ library.
and obviously error ocr.
how can i get these library(.h) files and how to install these library.

i have downloaded a sample project i can see there are many header files which are not in library..

how can i have those??
and can i add the in VC++ library.

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