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thank you very much

fine don't answer the above just answer this:
i know how to output the numbers (not characters or strings) onto a text file, 4 lines and therefore 4 numbers/floats.

now how can i read them in...

i attached my cpp file in this post
it is a farely simple application that involves a bunch of little equasions and calculations, except i want it to output d, h, x, and nd into a text file, in that...

thanks, although i have to read up on what you said

anybody?

i have a complex C++ program written to take various inputs from a user in a black screen: using the basic cout, cin thing. And it pops up a window to render a 3d image of the situation using opengl....