Visual C++ 2008 Express Help

[Eli1001]

VSC++2008 won't include the changes I make in the code when I tell it to debug, how can this be remedied?
I can completely remove my code, save it, and when I press F5 it runs the same old code.

[Owain]

Remember to rebuild your project each time you edit your code.

[Eli1001]

Thanks!